Claus Beier

Claus Beier

Professor


  1. 2024
  2. Published

    Extreme drought impacts have been underestimated in grasslands and shrublands globally

    Smith, M. D., Wilkins, K. D., Holdrege, M. C., Wilfahrt, P., Collins, S. L., Knapp, A. K., Sala, O. E., Dukes, J. S., Phillips, R. P., Yahdjian, L., Gherardi, L. A., Ohlert, T., Beier, C., Fraser, L. H., Jentsch, A., Loik, M. E., Maestre, F. T., Power, S. A., Yu, Q., Felton, A. J. & 153 others, Munson, S. M., Luo, Y., Abdoli, H., Abedi, M., Alados, C. L., Alberti, J., Alon, M., An, H., Anacker, B., Anderson, M., Auge, H., Bachle, S., Bahalkeh, K., Bahn, M., Batbaatar, A., Bauerle, T., Beard, K. H., Behn, K., Beil, I., Biancari, L., Blindow, I., Bondaruk, V. F., Borer, E. T., Bork, E. W., Bruschetti, C. M., Byrne, K. M., Cahill, J. F., Calvo, D. A., Carbognani, M., Cardoni, A., Carlyle, C. N., Castillo-Garcia, M., Chang, S. X., Chieppa, J., Cianciaruso, M. V., Cohen, O., Cordeiro, A. L., Cusack, D. F., Dahlke, S., Daleo, P., D'Antonio, C. M., Dietterich, L. H., Doherty, T. S., Dubbert, M., Ebeling, A., Eisenhauer, N., Fischer, F. M., Forte, T. G. W., Gebauer, T., Gozalo, B., Greenville, A. C., Guidoni-Martins, K. G., Hannusch, H. J., Haugum, S. V., Hautier, Y., Hefting, M., Henry, H. A. L., Hoss, D., Iribarne, O., Isbell, F., Johnson, Y., Jordan, S., Kelly, E. F., Kimmel, K., Kreyling, J., Kröel-Dulay, G., Ingrisch, J., Kröpfl, A., Kübert, A., Kulmatiski, A., Lamb, E. G., Larsen, Klaus Steenberg, Larson, J., Leder, C. V., Linstädter, A., Liu, J., Liu, S., Lodge, A. G., Longo, G., Loydi, A., Luan, J., Lawson, J., Lubbe, F. C., Macfarlane, C., Mackie-Haas, K., Malyshev, A. V., Maturano-Ruiz, A., Merchant, T., Metcalfe, D. B., Mori, A. S., Mudongo, E., Newman, G. S., Nielsen, U. N., Nimmo, D., Niu, Y., Nobre, P., O'Connor, R. C., Ogaya, R., Oñatibia, G. R., Orbán, I., Osborne, B., Otfinowski, R., Pärtel, M., Penuelas, J., Peri, P. L., Peter, G., Petraglia, A., Picon-Cochard, C., Pillar, V. D., Piñeiro-Guerra, J. M., Ploughe, L. W., Plowes, R. M., Portales-Reyes, C., Prober, S. M., Pueyo, Y., Reed, S. C., Ritchie, E. G., Rodríguez, D. A., Rogers, W. E., Roscher, C., Sánchez, A. M., Santos, B. A., Scarfó, M. C., Seabloom, E. W., Shi, B., Souza, L., Stampfli, A., Standish, R. J., Sternberg, M., Sun, W., Sünnemann, M., Tedder, M., Thorvaldsen, P., Tian, D., Tielbörger, K., Valdecantos, A., van den Brink, L., Vandvik, V., Vankoughnett, M. R., Velle, L. G., Wang, C., Wang, Yi, Wardle, G. M., Werner, C., Wei, C., Wiehl, G., Williams, J. L., Wolf, A. A., Zeiter, M., Zhang, F., Zhu, J., Zong, N. & Zuo, X., 2024, In: Proceedings of the National Academy of Sciences of the United States of America. 121, 4, e2309881120.

    Research output: Contribution to journalJournal articleResearchpeer-review

  3. Published

    Scattered tree death contributes to substantial forest loss in California

    Cheng, Yan, Oehmcke, Stefan, Brandt, Martin Stefan, Rosenthal, L., Das, A., Vrieling, A., Saatchi, S., Wagner, F., Mugabowindekwe, Maurice, Verbruggen, Wim, Beier, Claus & Horion, Stéphanie, 2024, In: Nature Communications. 15, 1, p. 1-13 641.

    Research output: Contribution to journalJournal articleResearchpeer-review

  4. 2023
  5. Published

    Exploring the impacts of unprecedented climate extremes on forest ecosystems: hypotheses to guide modeling and experimental studies

    Holm, J. A., Medvigy, D. M., Smith, B., Dukes, J. S., Beier, Claus, Mishurov, M., Xu, X., Lichstein, J. W., Allen, C. D., Larsen, Klaus Steenberg, Luo, Y., Ficken, C., Pockman, W. T., Anderegg, W. R. L. & Rammig, A., 2023, In: Biogeosciences. 20, 11, p. 2117-2142 26 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  6. Published

    MAPPING TREE MORTALITY IN CALIFORNIA FROM VERY HIGH RESOLUTION IMAGERY USING DEEP LEARNING

    Cheng, Yan, Oehmcke, Stefan, Brandt, Martin Stefan, Das, A., Rosenthal, L., Saatchi, S., Wagner, F., Vrieling, A., Verbruggen, Wim, Beier, Claus & Horion, Stéphanie, 2023.

    Research output: Contribution to conferenceConference abstract for conferenceResearchpeer-review

  7. Published

    Mapping and characterising tree mortality in California at individual tree level using deep learning

    Cheng, Yan, Oehmcke, Stefan, Brandt, Martin Stefan, Das, A., Rosenthal, L., Saatchi, S., Wagner, F., Verbruggen, Wim, Vrieling, A., Beier, Claus & Horion, Stéphanie, 2023. 1 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  8. Published

    Moderate nitrogen retention in temperate heath ecosystem after elevated CO2, drought and warming through 7 years

    Andresen, L. C., Ambus, Per Lennart, Beier, Claus & Michelsen, Anders, 2023, In: European Journal of Soil Science. 74, 4, 13 p., e13397.

    Research output: Contribution to journalJournal articleResearchpeer-review

  9. Published

    Trait-mediated responses to aridity and experimental drought by springtail communities across Europe

    Ferrín, M., Márquez, L., Petersen, H., Salmon, S., Ponge, J. F., Arnedo, M., Emmett, B., Beier, Claus, Schmidt, Inger Kappel, Tietema, A., de Angelis, P., Liberati, D., Kovács-Láng, E., Kröel-Dulay, G., Estiarte, M., Bartrons, M., Peñuelas, J. & Peguero, G., 2023, In: Functional Ecology. 37, 1, p. 44-56

    Research output: Contribution to journalJournal articleResearchpeer-review

  10. 2022
  11. Published

    Vi må ikke stirre os blinde på isolerede teknologiske løsninger i den grønne omstilling

    Thorsen, Bo Jellesmark & Beier, Claus, 13 Jan 2022, Altinget.dk.

    Research output: Other contributionNet publication - Internet publicationCommunication

  12. Published

    Exploring the impacts of unprecedented climate extremes on forest ecosystems: hypotheses to guide modeling and experimental studies

    Holm, J. A., Medvigy, D. M., Smith, B., Dukes, J. S., Beier, Claus, Mishurov, M., Xu, X., Lichstein, J. W., Allen, C. D., Larsen, Klaus Steenberg, Luo, Y., Ficken, C., Pockman, W. T., Anderegg, W. R. L. & Rammig, A., 2022, 45 p. (Biogeosciences Discussions; No. 65, Vol. 2022).

    Research output: Working paperPreprintResearch

  13. Published

    Field experiments underestimate aboveground biomass response to drought

    Kröel-Dulay, G., Mojzes, A., Szitár, K., Bahn, M., Batáry, P., Beier, C., Bilton, M., De Boeck, H. J., Dukes, J. S., Estiarte, M., Holub, P., Jentsch, A., Schmidt, I. K., Kreyling, J., Reinsch, S., Larsen, K. S., Sternberg, M., Tielbörger, K., Tietema, A., Vicca, S. & 1 others, Peñuelas, J., 2022, In: Nature Ecology and Evolution. 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  14. Published
  15. Published

    Supplementary material to "Exploring the impacts of unprecedented climate extremes on forest ecosystems: hypotheses to guide modeling and experimental studies"

    Holm, J. A., Medvigy, D. M., Smith, B., Dukes, J. S., Beier, Claus, Mishurov, M., Xu, X., Lichstein, J. W., Allen, C. D., Larsen, Klaus Steenberg, Luo, Y., Ficken, C., Pockman, W. T., Anderegg, W. R. L. & Rammig, A., 2022, 9 p. (Biogeosciences Discussions; No. 65 - Supplement, Vol. 2022).

    Research output: Working paperPreprintResearch

  16. 2021
  17. Published

    Effects of Climate and Atmospheric Nitrogen Deposition on Early to Mid-Term Stage Litter Decomposition Across Biomes

    Kwon, T., Shibata, H., Kepfer Rojas, Sebastian, Schmidt, Inger Kappel, Larsen, Klaus Steenberg, Beier, Claus, Berg, B., Verheyen, K., Lamarque, J., Hagedorn, F., Eisenhauer, N. & Djukic, I., 2021, In: Frontiers in Forests and Global Change. 4, 18 p., 678480.

    Research output: Contribution to journalJournal articleResearchpeer-review

  18. Published

    The TeaComposition initiative: Unleashing the power of international collaboration to understand litter decomposition

    Djukic, I., Guerra, C., Maestre, F. T., Hagedorn, F., Oggioni, A., Bergami, C., Magagna, B., Kwon, T., Shibata, H., Eisenhauer, N., Patoine, G., Bierbaumer, M., Kepfer Rojas, Sebastian, Schmidt, Inger Kappel, Larsen, Klaus Steenberg, Beier, Claus, Berg, B., Verheyen, K., Trevathan-Tackett, S. M. & Macreadie, P. I., 2021, In: Soil Organisms. 93, 1, p. 73-78 6 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  19. 2020
  20. Published
  21. Published

    The handbook for standardized field and laboratory measurements in terrestrial climate change experiments and observational studies (ClimEx)

    Schmidt, Inger Kappel & ClimMani Working Group, C. W. G., 1 Jan 2020, In: Methods in Ecology and Evolution. 11, 1, p. 22-37 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  22. Published

    Exploring the impacts of unprecedented climate extremes on forest ecosystems: hypotheses to guide modeling and experimental studies

    Holm, J. A., Medvigy, D. M., Smith, B., Dukes, J. S., Beier, Claus, Mishurov, M., Xu, X., Lichstein, J. W., Allen, C. D., Larsen, Klaus Steenberg, Luo, Y., Ficken, C., Pockman, W. T., Anderegg, W. R. L. & Rammig, A., 2020. 2 p.

    Research output: Contribution to conferenceConference abstract for conferenceResearch

  23. Published

    Understanding ecosystems of the future will require more than realistic climate change experiments - A response to Korell et al.

    De Boeck, H. J., Bloor, J. M. G., Aerts, R., Bahn, M., Beier, C., Emmett, B. A., Estiarte, M., Gruenzweig, J. M., Halbritter, A. H., Holub, P., Jentsch, A., Klem, K., Kreyling, J., Kroel-Dulay, G., Larsen, K. S., Milcu, A., Roy, J., Sigurdsson, B. D., Smith, M. D., Sternberg, M. & 4 others, Vandvik, V., Wohlgemuth, T., Nijs, I. & Knapp, A. K., 2020, In: Global Change Biology. 26, 2, p. e6-e7 2 p.

    Research output: Contribution to journalLetterResearchpeer-review

  24. 2019
  25. Published

    A meta-analysis of 1,119 manipulative experiments on terrestrial carbon-cycling responses to global change

    Song, J., Wan, S., Piao, S., Knapp, A. K., Classen, A. T., Vicca, S., Ciais, P., Hovenden, M. J., Leuzinger, S., Beier, C., Kardol, P., Xia, J., Liu, Q., Ru, J., Zhou, Z., Luo, Y., Guo, D., Langley, J. A., Zscheischler, J., Dukes, J. S. & 39 others, Tang, J., Chen, J., Hofmockel, K. S., Kueppers, L. M., Rustad, L., Liu, L., Smith, M. D., Templer, P. H., Thomas, R. Q., Norby, R. J., Phillips, R. P., Niu, S., Fatichi, S., Wang, Y., Shao, P., Han, H., Wang, D., Lei, L., Wang, J., Li, X., Zhang, Q., Li, X., Su, F., Liu, B., Yang, F., Ma, G., Li, G., Liu, Y., Liu, Y., Yang, Z., Zhang, K., Miao, Y., Hu, M., Yan, C., Zhang, A., Zhong, M., Hui, Y., Li, Y. & Zheng, M., 2019, In: Nature Ecology & Evolution. 3, 9, p. 1309-1320 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  26. Published

    Accumulation of soil carbon under elevated CO2 unaffected by warming and drought

    Dietzen, Christiana Amalie, Larsen, Klaus Steenberg, Ambus, Per Lennart, Arndal, M. F., Beier, Claus, Reinsch, S. & Schmidt, Inger Kappel, 2019, In: Geophysical Research Abstracts. 21, 1 p., EGU2019-5220.

    Research output: Contribution to journalConference abstract in journalResearch

  27. Published

    Accumulation of soil carbon under elevated CO2 unaffected by warming and drought

    Dietzen, Christiana Amalie, Larsen, Klaus Steenberg, Ambus, Per Lennart, Michelsen, Anders, Arndal, M. F., Beier, Claus, Reinsch, S. & Schmidt, Inger Kappel, 2019, In: Global Change Biology. 25, 9, p. 2970-2977 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  28. Published

    Fast attrition of springtail communities by experimental drought and richness–decomposition relationships across Europe

    Peguero, G., Sol, D., Arnedo, M., Petersen, H., Salmon, S., Ponge, J. F., Maspons, J., Emmett, B., Beier, Claus, Schmidt, Inger Kappel, Tietema, A., De Angelis, P., Kovács-Láng, E., Kröel-Dulay, G., Estiarte, M., Bartrons, M., Holmstrup, M., Janssens, I. A. & Peñuelas, J., 2019, In: Global Change Biology. 25, 8, p. 2727-2738 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  29. Published

    Globally consistent influences of seasonal precipitation limit grassland biomass response to elevated CO2

    Hovenden, M. J., Leuzinger, S., Newton, P. C. D., Fletcher, A., Fatichi, S., Luscher, A., Reich, P. B., Andresen, L. C., Beier, Claus, Blumenthal, D. M., Chiariello, N. R., Dukes, J. S., Kellner, J., Hofmockel, K., Niklaus, P. A., Song, J., Wan, S., Classen, A. T. & Langley, J. A., 2019, In: Nature Plants. 5, 2, p. 167-173 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  30. 2018
  31. Published

    On the problems of using linear models in ecological manipulation experiments: lessons learned from a climate experiment

    Damgaard, C., Holmstrup, M., Schmidt, Inger Kappel, Beier, Claus & Larsen, Klaus Steenberg, 1 Jun 2018, In: Ecosphere. 9, 6, 9 p., e02322.

    Research output: Contribution to journalJournal articleResearchpeer-review

  32. Published

    Early stage litter decomposition across biomes

    TeaComposition, T., 2018, In: Geophysical Research Abstracts. 20, 1 p., EGU2018-5436.

    Research output: Contribution to journalConference abstract in journalResearch

  33. Published

    Early stage litter decomposition across biomes

    Djukic, I., Kepfer Rojas, Sebastian, Schmidt, Inger Kappel, Larsen, Klaus Steenberg, Beier, Claus, Berg, B. & Verheyen, K., 2018, In: Science of the Total Environment. 628-629, p. 1369-1394 26 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  34. Published

    Fine Root Growth and Vertical Distribution in Response to Elevated CO2, Warming and Drought in a Mixed Heathland–Grassland

    Arndal, M. F., Tolver, Anders, Larsen, Klaus Steenberg, Beier, Claus & Schmidt, Inger Kappel, 2018, In: Ecosystems. 21, p. 15-30 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  35. Published

    Isotopic methods for non-destructive assessment of carbon dynamics in shrublands under long-term climate change manipulation

    Andresen, L. C., Domínguez, M. T., Reinsch, S., Smith, A. R., Schmidt, Inger Kappel, Ambus, Per Lennart, Beier, Claus, Boeckx, P., Bol, R., De Dato, G., Emmett, B. A., Estiarte, M., Garnett, M. H., Kröel-dulay, G., Mason, S. L., Nielsen, C. S., Peñuelas, J. & Tietema, A., 2018, In: Methods in Ecology and Evolution. 9, 4, p. 866-880 15 p.

    Research output: Contribution to journalReviewResearchpeer-review

  36. 2017
  37. Published

    Long-term and realistic global change manipulations had low impact on diversity of soil biota in temperate heathland

    Holmstrup, M., Damgaard, C., Schmidt, Inger Kappel, Arndal, M. F., Beier, Claus, Mikkelsen, T. N., Ambus, Per Lennart, Larsen, Klaus Steenberg, Pilegaard, K., Michelsen, Anders, Andresen, L. C., Haugwitz, M. S., Bergmark, L., Priemé, Anders, Zaitsev, A. S., Georgieva, S., Dam, M., Vestergård, M. & Christensen, Søren, 2017, In: Scientific Reports. 7, 11 p., 41388.

    Research output: Contribution to journalJournal articleResearchpeer-review

  38. Pushing precipitation to the extremes in distributed experiments: recommendations for simulating wet and dry years

    Knapp, A. K., Avolio, M. L., Beier, Claus, Carroll, C. J. W., Collins, S. L., Dukes, J. S., Fraser, L. H., Griffin-Nolan, R. J., Hoover, D. L., Jentsch, A., Loik, M. E., Phillips, R. P., Post, A. K., Sala, O. E., Slette, I. J., Yahdjian, L. & Smith, M. D., 2017, In: Global Change Biology. 23, 5, p. 1774-1782

    Research output: Contribution to journalJournal articleResearchpeer-review

  39. Published

    Shrubland primary production and soil respiration diverge along European climate gradient

    Reinsch, S., Koller, E., Sowerby, A., de Dato, G., Estiarte, M., Guidolotti, G., Kovács-Láng, E., Kröel-Dulay, G., Lellei-Kovács, E., Larsen, Klaus Steenberg, Liberati, D., Peñuelas, J., Ransijn, J., Robinson, D. A., Schmidt, Inger Kappel, Smith, A. R., Tietema, A., Dukes, J. S., Beier, Claus & Emmett, B. A., 2017, In: Scientific Reports. 7, 7 p., 43952.

    Research output: Contribution to journalJournal articleResearchpeer-review

  40. Published

    Udvikling i Agerlandet 1954-2025: Kortlægning af Markstørrelse, markveje og småbiotoper

    Beier, Claus (ed.), Caspersen, Ole H. & Karlsson Nyed, Patrik, 2017, 1 ed. Frederiksberg. 67 p. (IGN Rapport; No. Januar 2017).

    Research output: Book/ReportReportResearch

  41. 2016
  42. Published

    A replicated climate change field experiment reveals rapid evolutionary response in an ecologically important soil invertebrate

    Bataillon, T., Galtier, N., Bernard, A., Cryer, N., Faivre, N., Santoni, S., Severac, D., Mikkelsen, T. N., Larsen, Klaus Steenberg, Beier, Claus, Sorensen, J. G., Holmstrup, M. & Ehlers, B. K., Jul 2016, In: Global Change Biology. 22, 7, p. 2370-2379

    Research output: Contribution to journalJournal articleResearchpeer-review

  43. Published

    Few multiyear precipitation-reduction experiments find ashift in the productivity-precipitation relationship

    Estiarte, M., Vicca, S., Penuelas, J., Bahn, M., Beier, C., Emmett, B. A., Fay, P. A., Hanson, P. J., Hasibeder, R., Kigel, J., Kroel-Dulay, G., Larsen, K. S., Lellei-Kovacs, E., Limousin, J-M., Ogaya, R., Ourcival, J-M., Reinsch, S., Sala, O. E., Schmidt, I. K., Sternberg, M. & 3 others, Tielboerger, K., Tietema, A. & Janssens, I. A., 2016, In: Global Change Biology. 22, 7, 2570-2581.

    Research output: Contribution to journalJournal articleResearchpeer-review

  44. 2015
  45. Experiments to confront the environmental extremes of climate change

    Kayler, Z. E., De Boeck, H. J., Fatichi, S., Grünzweig, J. M., Merbold, L., Beier, Claus, McDowell, N. & Dukes, J. S., 2015, In: Frontiers in Ecology and the Environment. 13, 4, p. 219-225

    Research output: Contribution to journalJournal articleResearchpeer-review

  46. Global Change Experiments: Challenges and Opportunities

    De Boeck, H. J., Vicca, S., Roy, J., Nijs, I., Milcu, A., Kreyling, J., Jentsch, A., Chabbi, A., Campioli, M., Callaghan, T., Beierkuhnlein, C. & Beier, Claus, 2015, In: BioScience. 65, 9, p. 922-931

    Research output: Contribution to journalReviewResearchpeer-review

  47. Published

    Increased sensitivity to climate change in disturbed ecosystems

    Kroël-Dulay, G., Ransijn, J., Schmidt, Inger Kappel, Beier, Claus, De Angelis, P., De Dato, G., Dukes, J. S., Emmett, B., Estiarte, M., Garadnai, J., Kongstad, J., Kovács-Láng, E., Larsen, Klaus Steenberg, Liberati, D., Ogaya, R., Riis-Nielsen, Torben, Smith, A. R., Sowerby, A., Tietema, A. & Penuelas, J., 2015, In: Nature Communications. 6, 6682.

    Research output: Contribution to journalJournal articleResearchpeer-review

  48. Published

    Responses of enchytraeids to increased temperature, drought and atmospheric CO2: results of an eight-year field experiment in dry heathland

    Holmstrup, M., Schmelz, R. M., Carrera, N., Dyrnum, K., Larsen, Klaus Steenberg, Mikkelsen, T. N. & Beier, Claus, 2015, In: European Journal of Soil Biology. 70, p. 15-22 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  49. 2014
  50. Beyond realism in climate change experiments: gradient approaches identify thresholds and tipping points

    Kreyling, J., Jentsch, A. & Beier, Claus, 2014, In: Ecology Letters. 17, 1, p. 125-e1

    Research output: Contribution to journalJournal articleResearchpeer-review

  51. Published

    Can current moisture responses predict soil CO2 efflux under altered precipitation regimes? A synthesis of manipulation experiments

    Vicca, S., Bahn, M., Estiarte, M., van Loon, E. E., Vargas, R., Alberti, G., Ambus, P. L., Arain, A. M., Beier, C., Bentley, L. P., Borken, W., Buchmann, N., Collins, S. L., de Dato, G., Dukes, J. S., Escolar, C., Fay, P., Guidolotti, G., Hanson, P. J., Kahmen, A. & 28 others, Kröel-Dulay, G., Ladreiter-Knauss, T., Larsen, Klaus Steenberg, Lellei-Kovacs, E., Lebrija-Trejos, E., Maestre, F. T., Marhan, S., Marshall, M., Meir, P., Miao, Y., Muhr, J., Niklaus, P. A., Ogaya, R., Penuelas, J., Poll, C., Rustad, L. E., Savage, K., Schindlbacher, A., Schmidt, Inger Kappel, Smith, A. R., Sotta, E. D., Suseela, V., Tietema, A., van Gestel, N., van Straaten, O., Wan, S., Weber, U. & Janssens, I. A., 2014, In: Biogeosciences. 11, p. 2991-3013 23 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  52. Published

    Root growth and N dynamics in response to multi-year experimental warming, summer drought and elevated CO2 in a mixed heathland-grass ecosystem

    Arndal, M. F., Schmidt, Inger Kappel, Nielsen, Jane Kongstad, Beier, Claus & Michelsen, Anders, 2014, In: Functional Plant Biology. 41, 1, p. 1-10 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  53. Published

    Soil microorganisms respond to five years of climate change manipulations and elevated atmospheric CO2 in a temperate heath ecosystem

    Haugwitz, M. S., Bergmark, L., Priemé, Anders, Christensen, Søren, Beier, Claus & Michelsen, Anders, 2014, In: Plant and Soil. 374, 1-2, p. 211-222 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  54. Published

    Technical Note: Mesocosm approach to quantify dissolved inorganic carbon percolation fluxes

    Thaysen, E. M., Jessen, Søren, Ambus, Per Lennart, Beier, Claus, Postma, D. & Jakobsen, I., 2014, In: Biogeosciences. 11, 4, p. 1077-1084 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  55. 2013
  56. Complexity in Climate Change Manipulation Experiments

    Kreyling, J. & Beier, Claus, 2013, In: BioScience. 63, 9, p. 763-767

    Research output: Contribution to journalReviewResearchpeer-review

  57. Published

    Improving the performance of infrared reflective night curtains for warming field plots

    Bruhn, D., Larsen, Klaus Steenberg, de Dato, G. D., Duce, P., Zara, P., Beier, Claus, Schmidt, Inger Kappel, Clausen, S. & Mikkelsen, T. N., 2013, In: Agricultural and Forest Meteorology. 173, p. 53-62 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  58. Modelling the decadal trend of ecosystem carbon fluxes demonstrates the important role of functional changes in a temperate deciduous forest

    Wu, J., Jansson, P. E., van der Linden, L., Pilegaard, K., Beier, Claus & Ibrom, A., 2013, In: Ecological Modelling. 260, p. 50-61

    Research output: Contribution to journalJournal articleResearchpeer-review

  59. Published

    Multi-factor climate change effects on insect herbivore performance

    Scherber, C., Gladbach, D. J., Andersen, K. S., Karsten, R. J., Schmidt, Inger Kappel, Michelsen, Anders, Albert, K. R., Larsen, Klaus Steenberg, Mikkelsen, T. N., Beier, Claus & Christensen, Søren, 2013, In: Ecology and Evolution. 3, 6, p. 1449–1460 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  60. Published

    Net root growth and nutrient acquisition in response to predicted climate change in two contrasting heathland species

    Arndal, M. F., Merrild, M. P., Michelsen, Anders, Schmidt, Inger Kappel, Mikkelsen, T. N. & Beier, Claus, 2013, In: Plant and Soil. 369, p. 615-629 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  61. Published

    Soil microarthropods are only weakly impacted after 13 years of repeated drought treatment in wet and dry heathland soils

    Holmstrup, M., Sørensen, J. G., Schmidt, Inger Kappel, Nielsen, P. L., Mason, S., Tietema, A., Smith, A. R., Bataillon, T., Beier, Claus & Ehlers, B., 2013, In: Soil Biology & Biochemistry. 66, p. 110-118 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  62. Synthesis on the carbon budget and cycling in a Danish, temperate deciduous forest

    Wu, J., Larsen, Klaus Steenberg, van der Linden, L., Beier, Claus, Pilegaard, K. & Ibrom, A., 2013, In: Agricultural and Forest Meteorology. 181, p. 94-107 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  63. Published

    Technical note: mesocosm approach to quantification of carbon dioxide fluxes across the vadose zone

    Thaysen, E. M., Jessen, Søren, Ambus, Per Lennart, Beier, Claus, Postma, D. & Jakobsen, Iver, 2013, In: Biogeosciences Discussions. p. 9947-9967

    Research output: Contribution to journalJournal articleResearchpeer-review

  64. 2012
  65. Corrigendum to "Effects of climate variability and functional changes on the interannual variation of the carbon balance in a temperate deciduous forest" published in Biogeosciences, 9, 13–28, 2012

    Wu, J., Van Der Linden, L., Lasslop, G., Carvalhais, N., Pilegaard, K., Beier, Claus & Ibrom, A., 2012, In: Biogeosciences. 9, 2, p. 715

    Research output: Contribution to journalComment/debateResearchpeer-review

  66. Effects of climate variability and functional changes on the interannual variation of the carbon balance in a temperate deciduous forest (vol 9, pg 13, 2012)

    Wu, J., van der Linden, L., Lasslop, G., Carvalhais, N., Pilegaard, K., Beier, Claus & Ibrom, A., 2012, In: Biogeosciences. 9, p. 13-28

    Research output: Contribution to journalJournal articleResearchpeer-review

  67. Published

    High resilience in heathland plants to changes in temperature, drought, and CO2 in combination: results from the CLIMAITE experiment

    Nielsen, Jane Kongstad, Schmidt, Inger Kappel, Riis-Nielsen, Torben, Arndal, M. F., Mikkelsen, T. N. & Beier, Claus, 2012, In: Ecosystems. 15, 2, p. 269-283 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  68. Published

    Increased frequency of drought reduces species richness of enchytraeid communities in both wet and dry heathland soils

    Holmstrup, M., Sørensen, J. G., Maraldo, K., Schmidt, Inger Kappel, Mason, S., Tietema, A., Smith, A. R., Emmett, B., Schmelz, R. M., Bataillon, T., Beier, Claus & Ehlers, B. K., 2012, In: Soil Biology & Biochemistry. 53, p. 43-49 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  69. Published

    Interactions between above- and belowground organisms modified in climate change experiments

    Andersen, K. S., Scherber, C., Gladbach, D., Beier, Claus, Mikkelsen, T. N. & Christensen, Søren, 2012, In: Nature Climate Change. 2, p. 805-808 4 p.

    Research output: Contribution to journalLetterResearchpeer-review

  70. Precipitation manipulation experiments - challenges and recommendations for the future

    Beier, Claus, Beierkuhnlein, C., Wohlgemuth, T., Penuelas, J., Emmett, B., Körner, C., de Boeck, H., Christensen, Jens Hesselbjerg, Leuzinger, S., Janssens, I. A. & Hansen, K., 2012, In: Ecology Letters. 15, 8, p. 899-911

    Research output: Contribution to journalReviewResearchpeer-review

  71. Preface: "Nitrogen & global change"

    Sutton, M. A., Reis, S., Billen, G., Cellier, P., Erisman, J. W., Mosier, A. R., Nemitz, E., Sprent, J., Van Grinsven, H., Voss, M., Beier, Claus & Skiba, U., 2012, In: Biogeosciences. 9, 5, p. 1691-1693 3 p.

    Research output: Contribution to journalEditorialResearchpeer-review

  72. Published

    Simple additive effects are rare: a quantitative review of plant biomass and soil process responses to combined manipulations of CO2 and temperature

    Dieleman, W. I. J., Vicca, S., Dijkstra, F. A., Hagedorn, F., Hovenden, M. J., Larsen, Klaus Steenberg, Morgan, J. A., Volder, A., Beier, Claus, Dukes, J. S., King, J., Leuzinger, S., Linder, S., Luo, Y., Oren, R., De Angelis, P., Tingey, D., Hoosbeek, M. R. & Janssens, I. A., 2012, In: Global Change Biology. 18, 9, p. 2681-2693 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  73. Published

    Soil respiration is stimulated by elevated CO2 and reduced by summer drought: three years of measurements in a multifactor ecosystem manipulation experiment in a temperate heathland (CLIMAITE)

    Selsted, M. B., van der Linden, L., Ibrom, A., Michelsen, Anders, Larsen, Klaus Steenberg, Pedersen, J., Mikkelsen, T. N., Pilegaard, K., Beier, Claus & Ambus, Per Lennart, 2012, In: Global Change Biology. 18, 4, p. 1216-1230 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  74. Published

    Suppression of soil decomposers and promotion of long-lived, root herbivorous nematodes by climate change

    Andersen, K. S., Maraldo, K., Georgieva, S., Strandmark, L. B., Beier, Claus, Schmidt, Inger Kappel & Christensen, Søren, 2012, In: European Journal of Soil Biology. 52, p. 1-7 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  75. Published

    Synthesizing greenhouse gas fluxes across nine european peatlands and shrublands: responses to climatic and environmental changes

    Carter, M. S., Larsen, Klaus Steenberg, Emmett, B., Estiarte, M., Field, C., Leith, I. D., Lund, M., Meijide, A., Mills, R. T. E., Niinemets, Ü., Peñuelas, J., Portillo-Estrada, M., Schmidt, Inger Kappel, Selsted, M. B., Sheppard, L. J., Sowerby, A., Tietema, A. & Beier, Claus, 2012, In: Biogeosciences. 9, 10, p. 3739-3755 17 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  76. Published

    Temperate heath plant response to dry conditions depends on growth strategy and less on physiology

    Albert, K. R., Nielsen, Jane Kongstad, Schmidt, Inger Kappel, Ro-Poulsen, Helge, Mikkelsen, T. N., Michelsen, Anders, Linden, L. V. D. & Beier, Claus, 2012, In: Acta Oecologica. 45, p. 79-87 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  77. 2011
  78. Published

    Measurement of carbon dioxide fluxes in a free-air carbon dioxide enrichment experiment using the closed flux chamber technique

    Selsted, M. B., Ambus, Per Lennart, Michelsen, Anders, van der Linden, L., Larsen, Klaus Steenberg, Pilegaard, K., Mikkelsen, T. N. & Beier, Claus, 1 Jan 2011, In: Atmospheric Environment. 45, 1, p. 208-214 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  79. Coordinated approaches to quantify long-term ecosystem dynamics in response to global change

    Luo, Y., Melillo, J., Niu, S., Beier, C., Clark, J. S., Classen, A. T., Davidson, E., Dukes, J. S., Evans, R. D., Field, C. B., Czimczik, C. I., Keller, M., Kimball, B. A., Kueppers, L. M., Norby, R. J., Pelini, S. L., Pendall, E., Rastetter, E., Six, J., Smith, M. & 2 others, Tjoelker, M. G. & Torn, M. S., 2011, In: Global Change Biology. 17, 2, p. 843-854 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  80. Do global change experiments overestimate impacts on terrestrial ecosystems?

    Leuzinger, S., Luo, Y., Beier, Claus, Dieleman, W., Vicca, S. & Körner, C., 2011, In: Trends in Ecology and Evolution. 26, 5, p. 236-241

    Research output: Contribution to journalReviewResearchpeer-review

  81. Published

    Effects of elevated CO2, warming and drought episodes on plant carbon uptake in a temperate heath ecosystem are controlled by soil water status.

    Albert, K. R., Ro-Poulsen, Helge, Mikkelsen, T. N., Michelsen, Anders, van der Linden, L. & Beier, Claus, 2011, In: Plant, Cell and Environment. 34, 7, p. 1207-1222 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  82. Published

    Effects of elevated atmospheric CO2, prolonged summer drought and temperature increase on N2O and CH4 fluxes in a temperate heathland

    Carter, M. S., Ambus, Per Lennart, Albert, K. R., Larsen, Klaus Steenberg, Andersson, M., Priemé, Anders, van der Linden, L. & Beier, Claus, 2011, In: Soil Biology & Biochemistry. 43, 8, p. 1660-1670 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  83. Published

    Interactive effects of elevated CO2, warming, and drought on photosynthesis of Deschampsia flexuosa in a temperate heath ecosystem.

    Albert, K. R., Ro-Poulsen, Helge, Mikkelsen, T. N., Michelsen, A., Linden, L. V. D. & Beier, Claus, 2011, In: Journal of Experimental Botany. 62, 12, p. 4253-4266 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  84. Published

    Organic matter flow in the food web at a temperate heath under multifactorial climate change

    Andresen, L. C., Konestabo, H. S., Maraldo, K., Holmstrup, M., Ambus, Per Lennart, Beier, Claus & Michelsen, Anders, 2011, In: Rapid Communications in Mass Spectrometry. 25, 11, p. 1485-1496 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  85. Published

    Reduced N cycling in response to elevated CO2, warming, and drought in a Danish heathland

    Larsen, K. S., Andresen, L. C., Beier, C., Jonasson, S. E., Albert, K. R., Ambus, P. L., Arndal, M. F., Carter, M. S., Christensen, S., Holmstrup, M., Ibrom, A., Nielsen, J. K., van der Linden, L., Maraldo, K., Michelsen, A., Mikkelsen, T. N., Pilegaard, K., Priemé, A., Ro-Poulsen, H., Schmidt, I. K. & 2 others, Selsted, M. B. & Andersen, K. S., 2011, Nitrogen & global change: key findings - future challenges. 2 p.

    Research output: Chapter in Book/Report/Conference proceedingConference abstract in proceedingsResearch

  86. Published

    Reduced N cycling in response to elevated CO2, warming, and drought in a Danish heathland: synthesizing results of the CLIMAITE project after two years of treatments

    Larsen, K. S., Andresen, L. C., Beier, C., Jonasson, S. E., Albert, K. A., Ambus, P. L., Arndal, M. F., Carter, M. S., Christensen, S., Holmstrup, M., Ibrom, A., Nielsen, J. K., Van der Linden, L., Maraldo, K., Michelsen, A., Mikkelsen, T. N., Pilegaard, K., Priemé, A., Ro-Poulsen, H., Schmidt, I. K. & 2 others, Selsted, M. B. & Andersen, K. S., 2011, In: Global Change Biology. 17, 5, p. 1884-1899 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  87. Thresholds and interactive effects of soil moisture on the temperature response of soil respiration

    Lellei-Kovács, E., Kovács-Láng, E., Botta-Dukát, Z., Kalapos, T., Emmett, B. & Beier, Claus, 2011, In: European Journal of Soil Biology. 47, 4, p. 247-255

    Research output: Contribution to journalJournal articleResearchpeer-review

  88. 2010
  89. Greenhouse gas exchange in European ecosystemsand their interactions with nitrogen – results fromNitroEurope IP: Guest Editor’s Introduction

    Beier, Claus, Skiba, U. & Sutton, M. A., Oct 2010, In: European Journal of Soil Science. 61, 5, p. 627-630 4 p.

    Research output: Contribution to journalEditorialResearchpeer-review

  90. Published

    Belowground heathland responses after 2 years of combined warming, elevated CO2 and summer drought

    Andresen, L. C., Michelsen, Anders, Ambus, Per Lennart & Beier, Claus, 2010, In: Biogeochemistry. 101, 1-3, p. 27-42 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  91. Challenges in elevated CO2 experiments on forests

    Calfapietra, C., Ainsworth, E. A., Beier, C., De Angelis, P., Ellsworth, D. S., Godbold, D. L., Hendrey, G. R., Hickler, T., Hoosbeek, M. R., Karnosky, D. F., King, J., Körner, C., Leakey, A. D. B., Lewin, K. F., Liberloo, M., Long, S. P., Lukac, M., Matyssek, R., Miglietta, F., Nagy, J. & 8 others, Norby, R. J., Oren, R., Percy, K. E., Rogers, A., Mugnozza, G. S., Stitt, M., Taylor, G. & Ceulemans, R., 2010, In: Trends in Plant Science. 15, 1, p. 5-10

    Research output: Contribution to journalJournal articleResearchpeer-review

  92. Impact of drought and increasing temperatures on soil CO2 emissions in a Mediterranean shrubland (gariga)

    de Dato, G. D., De Angelis, P., Sirca, C. & Beier, Claus, 2010, In: Plant and Soil. 327, 1, p. 153-166 14 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  93. Published

    Plant nutrient mobilization in temperate heathland responds to elevated CO2, temperature and drought

    Andresen, L. C., Michelsen, Anders, Jonasson, S. E., Schmidt, Inger Kappel, Mikkelsen, T. N., Ambus, Per Lennart & Beier, Claus, 2010, In: Plant and Soil. 328, 1-2, p. 381-396 16 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  94. Published

    Responses of the reflectance indices PRI and NDVI to experimental warming and drought in Europan shrublands along a north-south climatic gradient

    Mänd, P., Hallik, L., Peñuelas, J., Nielsen, T., Duce, P., Emmett, B. A., Beier, Claus, Estiarte, M., Garadnai, J., Kalapos, T., Schmidt, Inger Kappel, Kovács-Láng, E., Prieto, P., Tietema, A., Westerveld, J. W. & Kull, O., 2010, In: Remote Sensing of Environment. 114, 3, p. 626-636 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  95. Published

    The counteracting effects of elevated atmospheric CO2 concentrations and drought episodes: studies of enchytraeid communities in a dry heathland

    Maraldo, K., Krogh, P. H., van der Linden, L., Christensen, B., Mikkelsen, T. N., Beier, Claus & Holmstrup, M., 2010, In: Soil Biology & Biochemistry. 42, 11, p. 1958-1966 9 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  96. The response of dissolved organic carbon (DOC) and the ecosystem carbon balance to experimental drought in a temperate shrubland

    Sowerby, A., Emmett, B. A., Williams, D., Beier, Claus & Evans, C. D., 2010, In: European Journal of Soil Science. 61, 5, p. 697-709

    Research output: Contribution to journalJournal articleResearchpeer-review

  97. 2009
  98. Biosphere-atmosphere exchange of reactive nitrogen and greenhouse gases at the NitroEurope core flux measurement sites: Measurement strategy and first data sets

    Skiba, U., Drewer, J., Tang, Y. S., van Dijk, N., Helfter, C., Nemitz, E., Famulari, D., Cape, J. N., Jones, S. K., Twigg, M., Pihlatie, M., Vesala, T., Larsen, K. S., Carter, M. S., Ambus, P., Ibrom, A., Beier, C., Hensen, A., Frumau, A., Erisman, J. W. & 25 others, Brueggemann, N., Gasche, R., Butterbach-Bahl, K., Neftel, A., Spirig, C., Horvath, L., Freibauer, A., Cellier, P., Laville, P., Loubet, B., Magliulo, E., Bertolini, T., Seufert, G., Andersson, M., Manca, G., Laurila, T., Aurela, M., Lohila, A., Zechmeister-Boltenstern, S., Kitzler, B., Schaufler, G., Siemens, J., Kindler, R., Flechard, C. & Sutton, M. A., 2009, In: Applied Soil Ecology. 133, 3-4, p. 139-149

    Research output: Contribution to journalJournal articleResearchpeer-review

  99. Published

    Carbon and nitrogen balances for six shrublands across Europe

    Beier, Claus, Emmett, B. A., Tietema, A., Schmidt, Inger Kappel, Peñuelas, J., Láng, E. K., Duce, P., De Angelis, P., Gorissen, A., Estiarte, M., de Dato, G. D., Sowerby, A., Kröel-Dulay, G., Lellei-Kovács, E., Kull, O., Mand, P., Petersen, H., Gjelstrup, P. & Spano, D., 2009, In: Global Biogeochemical Cycles. 23, 13 p., 4008.

    Research output: Contribution to journalJournal articleResearchpeer-review

  100. Published

    Changes in the onset of spring growth in shrubland species in response to experimental warming along a north-south gradient in Europe

    Prieto, P., Peñuelas, J., Niinemets, Ü., Ogaya, R., Schmidt, Inger Kappel, Beier, Claus, Tietema, A., Sowerby, A., Emmett, B. A., Láng, E. K., Kröel-Dulay, G., Lhotsky, B., Cesaraccio, C., Pellizzaro, G., de Dato, G., Sirca, C. & Estiarte, M., 2009, In: Global Ecology and Biogeography. 18, 4, p. 473-484 12 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  101. Published

    Glycine uptake in heath plants and soil microbes responds to elevated temperature, CO2 and drought

    Andresen, L. C., Michelsen, Anders, Jonasson, S. E., Beier, Claus & Ambus, Per Lennart, 2009, In: Acta Oecologica. 35, 6, p. 786-796 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  102. Is nitrogen deposition the main driver of increasing carbon sequestration in a Danish Beech forest?

    Larsen, Klaus Steenberg, Ibrom, A., Pilegaard, K., Ambus, Per Lennart, Carter, M. S. & Beier, Claus, 2009, In: IOP Conference Series: Earth and Environmental Science. 6, 1 p., 082014.

    Research output: Contribution to journalConference abstract in journalResearchpeer-review

  103. Published

    Nitrogen uptake in temperate heath vegetation and soil microbes is influenced by elevated temperature, CO2 and drought

    Andresen, L. C., Michelsen, Anders, Jonasson, S. E., Beier, Claus & Ambus, Per Lennart, 2009, In: Institute of Physics Conference Series.

    Research output: Contribution to journalConference abstract in journalResearch

  104. The rapid cold hardening response of Collembola is influenced by thermal variability of the habitat

    Bahrndorff, S., Loeschcke, V., Pertoldi, C., Beier, Claus & Holmstrup, M., 2009, In: Functional Ecology. 23, 2, p. 340-347 8 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  105. 2008
  106. Consequences of more extreme precipitation regimes for terrestrial ecosystems

    Knapp, A. K., Beier, Claus, Briske, D. D., Classen, A. T., Yiqi, L., Reichstein, M., Smith, M. D., Smith, S. D., Bell, J. E., Fay, P. A., Heisler, J. L., Leavitt, S. W., Sherry, R., Smith, B. & Weng, E., Oct 2008, In: BioScience. 58, 9, p. 811-821

    Research output: Contribution to journalReviewResearchpeer-review

  107. Published

    Can field populations of the enchytraeid, Cognettia sphagnetorum, adapt to increased drought stress?

    Maraldo, K., Schmidt, Inger Kappel, Beier, Claus & Holmstrup, M., 2008, In: Soil Biology & Biochemistry. 40, 7, p. 1765-1771 7 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  108. Published

    Carbon and nitrogen cycles in European ecosystems respond differently to global warming

    Beier, Claus, Emmett, B. A., Peñuelas, J., Schmidt, Inger Kappel, Tietema, A., Estiarte, M., Gundersen, Per, Llorens, L., Riis-Nielsen, Torben, Sowerby, A. & Gorissen, A., 2008, In: Science of the Total Environment. 407, 1, p. 692-697 6 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  109. Contrasting effects of repeated summer drought on soil carbon efflux in hydric and mesic heathland soils

    Sowerby, A., Emmett, B. A., Tietema, A. & Beier, Claus, 2008, In: Global Change Biology. 14, 10, p. 2388-2404

    Research output: Contribution to journalJournal articleResearchpeer-review

  110. Published

    Experimental design of multifactor climate change experiments with elevated CO2, warming and drought: the CLIMAITE project

    Mikkelsen, T. N., Beier, C., Jonasson, S. E., Holmstrup, M., Schmidt, I. K., Ambus, P. L., Pilegaard, K., Michelsen, A., Albert, K., Andresen, L. C., Arndal, M. F., Bruun, N., Christensen, S., Danbæk, S., Gundersen, P., Jørgensen, P., Linden, L., Nielsen, J. K., Maraldo, K., Priemé, A. & 11 others, Riis-Nielsen, Torben, Ro-Poulsen, Helge, Andersen, K. S., Selsted, M. B., Sørensen, P., Larsen, Klaus Steenberg, Carter, M. S., Ibrom, A., Martinussen, Torben, Miglietta, F. & Sverdrup, H., 2008, In: Functional Ecology. 22, 1, p. 185-195 11 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  111. Experimental warming does not enhance soil respiration in a semiarid temperate forest-steppe ecosystem

    Lellei-Kovács, E., Kovács-Láng, E., Kalapos, T., Botta-Dukát, Z., Barabás, S. & Beier, Claus, 2008, In: Community Ecology. 9, 1, p. 29-37

    Research output: Contribution to journalJournal articleResearchpeer-review

  112. Modeled interactive effects of precipitation, temperature, and [CO2] on ecosystem carbon and water dynamics in different climatic zones

    Luo, Y., Gerten, D., Le Maire, G., Parton, W. J., Weng, E., Zhou, X., Keough, C., Beier, Claus, Ciais, P., Cramer, W., Dukes, J. S., Emmett, B., Hanson, P. J., Knapp, A., Linder, S., Nepstad, D. & Rustad, L., 2008, In: Global Change Biology. 14, 9, p. 1986-1999

    Research output: Contribution to journalJournal articleResearchpeer-review

  113. Modelled effects of precipitation on ecosystem carbon and water dynamics in different climatic zones

    Gerten, D., Luo, Y., Le Maire, G., Parton, W. J., Keough, C., Weng, E., Beier, Claus, Ciais, P., Cramer, W., Dukes, J. S., Hanson, P. J., Knapp, A. A. K., Linder, S., Nepstad, D., Rustad, L. & Sowerby, A., 2008, In: Global Change Biology. 14, 10, p. 2365-2379

    Research output: Contribution to journalJournal articleResearchpeer-review

  114. Next generation of elevated [CO2] experiments with crops: A critical investment for feeding the future world

    Ainsworth, E. A., Beier, C., Calfapietra, C., Ceulemans, R., Durand-Tardif, M., Farquhar, G. D., Godbold, D. L., Hendrey, G. R., Hickler, T., Kaduk, J., Karnosky, D. F., Kimball, B. A., Körner, C., Koornneef, M., Lafarge, T., Leakey, A. D. B., Lewin, K. F., Long, S. P., Manderscheid, R., Mcneil, D. L. & 12 others, Mies, T. A., Miglietta, F., Morgan, J. A., Nagy, J., Norby, R. J., Norton, R. M., Percy, K. E., Rogers, A., Soussana, J. F., Stitt, M., Weigel, H. J. & White, J. W., 2008, In: Plant, Cell and Environment. 31, 9, p. 1317-1324

    Research output: Contribution to journalJournal articleResearchpeer-review

  115. Published

    Root-surface phosphatase activity in shrublands across a European gradient: effects of warming

    Estiarte, M., Penuelas, J., Sardans, J., Emmett, B. A., Sowerby, A., Beier, Claus, Schmidt, Inger Kappel, Tietema, A., Meeteren, M. J. M. V., Lang, E. K., Mathe, P., Angelis, P. D. & Dato, G. D., 2008, In: Journal of Environmental Biology. 29, 1, p. 25-29 5 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  116. 2007
  117. Published

    Challenges in quantifying biosphere-atmosphere exchange of nitrogen species

    Sutton, M. A., Nemitz, E., Erisman, J. W., Beier, C., Bahl, K. B., Cellier, P., Vries, W. D., Cotrufo, F., Skiba, U., Marco, C. D., Jones, S., Laville, P., Soussana, J. F., Loubet, B., Twigg, M., Famulari, D., Whitehead, J., Gallagher, N. W., Neftel, A., Flechard, C. R. & 27 others, Herrmann, B., Calanca, P. L., Schjoerring, Jan K., Daemmgen, U., Horvath, L., Tang, Y. S., Emmett, B. A., Tietema, A., Peñuelas, J., Kesik, D., Brueggemann, N., Pilegaard, K., Vesala, T., Campbell, C. L., Olesen, J. E., Dragosits, U., Theobald, M. R., Levy, P., Mobbs, D. C., Milne, R., Viovy, N., Vuichard, N., Smith, J. U., Smith, P., Bergamaschi, P., Fowler, D. & Reis, S., 2007, In: Environmental Pollution. 150, 1, p. 125-139 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  118. Published

    Ecosystem respiration depends strongly on photosynthesis in a temperate heath

    Larsen, Klaus Steenberg, Ibrom, A., Beier, Claus, Jonasson, S. E. & Michelsen, Anders, 2007, In: Biogeochemistry. 85, 2, p. 201-213

    Research output: Contribution to journalJournal articleResearchpeer-review

  119. Published

    Response of plant species richness and primary productivity in shrublands along north-south gradient in Europe to seven years of experimental warming and drought: reduction in primary productivity in the heat and drought year of 2003

    Penuelas, J., Prieto, P., Beier, Claus, Cesaraccio, C., Angelis, P. D., Datos, G. D., Emmett, B. A., Estiarte, M., Garadnai, J., Gorissen, A., Láng, E. K., Kröel-Dulay, G., Llorens, L., Pellizzaro, G., Riis-Nielsen, Torben, Schmidt, Inger Kappel, Sirca, C., Sowerby, A., Spano, D. & Tietema, A., 2007, In: Global Change Biology. 13, p. 2563-2581 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  120. Published

    Significance of cold-season respiration and photosynthesis in a subarctic heath ecosystem in Northern Sweden.

    Larsen, Klaus Steenberg, Ibrom, A., Jonasson, S. E., Michelsen, Anders & Beier, Claus, 2007, In: Global Change Biology. 13, 7, p. 1498-1508

    Research output: Contribution to journalJournal articleResearchpeer-review

  121. 2005
  122. Microbial community changes in heathland soil communities along a geographical gradient: Interaction with climate change manipulations

    Sowerby, A., Emmett, B., Beier, Claus, Tietema, A., Peñuelas, J., Estiarte, M., Van Meeteren, M. J. M., Hughes, S. & Freeman, C., 2005, In: Soil Biology and Biochemistry. 37, 10, p. 1805-1813

    Research output: Contribution to journalJournal articleResearchpeer-review

  123. 2004
  124. Published

    A qualitative ecosystem assessment for different shrublands in western Europe under impact of climate change

    Wessel, W. W., Tietma, A., Beier, Claus, Emmet, B. A., Peñuelas, J. & Riis-Nielsen, Torben, 2004, In: Ecosystems. 7, 6, p. 662-671 10 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  125. Climate change affects carbon allocation to the soil in shrublands

    Gorissen, A., Tietema, A., Joosten, N. N., Estiarte, M., Peñuelas, J., Sowerby, A., Emmett, B. A. & Beier, Claus, 2004, In: Ecosystems. 7, p. 650-661

    Research output: Contribution to journalJournal articleResearchpeer-review

  126. Climate change and ecosystem function - full-scale manipulations of CO 2 and temperature

    Beier, Claus, 2004, In: New Phytologist. 162, 2, p. 243-245 3 p.

    Research output: Contribution to journalComment/debateResearchpeer-review

  127. Effects of an experimental increase of temperature and drought on the photosynthetic performance of two ericaceous shrub species along a north-south European gradient

    Llorens, L., Peñuelas, J., Beier, Claus, Emmett, B., Estiarte, M. & Tietema, A., 2004, In: Ecosystems. 7, p. 613-624

    Research output: Contribution to journalJournal articleResearchpeer-review

  128. Effects of climate and ecosystem disturbances on biogeochemical cycling in a semi-natural terrestrial ecosystem

    Beier, Claus, Schmidt, Inger Kappel & Kristensen, H. L., 2004, In: Water, Air, and Soil Pollution: Focus. 4, p. 191-206

    Research output: Contribution to journalJournal articleResearchpeer-review

  129. Nonintrusive field experiments show different plant responses to warming and drought among sites, seasons, and species in a north-south European gradient

    Peñuelas, J., Gordon, C., Llorens, L., Nielsen, T., Tietema, A., Beier, Claus, Bruna, P., Emmett, B., Estiarte, M. & Gorissen, A., 2004, In: Ecosystems. 7, p. 598-612 15 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  130. Published

    Novel approaches to study climate change effects on terrestrial ecosystems in the field: Drought and passive nighttime warming

    Beier, Claus, Emmett, B., Gundersen, Per, Tietema, A., Peñuelas, J., Estiarte, M., Gordon, C., Gorissen, A., Llorens, L., Roda, F. & Williams, D., 2004, In: Ecosystems. 7, 6, p. 583-597

    Research output: Contribution to journalJournal articleResearchpeer-review

  131. Published

    Soil solution chemistry and element fluxes in three european heathlands and their responses to warming and drought

    Schmidt, Inger Kappel, Tietema, A., Williams, D., Gundersen, Per, Beier, Claus, Emmet, B. A. & Estiarte, M., 2004, In: Ecosystems. 7, 6, p. 638-649 18 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  132. Published

    The response of soil processes to climate change: results from manipulation studies of shrublands across an environmental gradient

    Emmet, B. A., Beier, Claus, Estiarte, M., Tietema, A., Kristensen, H. L., Williams, D., Peñuelas, J., Schmidt, Inger Kappel & Sowerby, A., 2004, In: Ecosystems. 7, 6, p. 625-637 13 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  133. 2003
  134. Published

    Field measurements of atmosphere-biosphere interactions in a Danish beech forest

    Pilegaard, K., Mikkelsen, T., Beier, Claus, Jensen, N., Ambus, Per Lennart & Ro-Poulsen, Helge, 10 Dec 2003, In: Boreal Environment Research. 8, 4, p. 315-333 19 p.

    Research output: Contribution to journalJournal articleResearchpeer-review

  135. Terrestrial Ecosystem Recovery – Modelling the Effects of Reduced Acidic Inputs and Increased Inputs of Sea-salts Induced by Global Change

    Beier, Claus, Moldan, F. & Wright, R. F., Jun 2003, In: Ambio Special Report. 32, 4, p. 275-282

    Research output: Contribution to journalJournal articleResearchpeer-review

  136. Published

    Effects of experimental drought on microbial processes in two temperate heathlands at contrasting water conditions

    Jensen, K. D., Beier, Claus, Michelsen, Anders & Emmett, B. A., 2003, In: Applied Soil Ecology. 24, 24, p. 165-176

    Research output: Contribution to journalJournal articleResearchpeer-review

  137. 2002
  138. Published

    Experimental manipulations of old pine forest ecosystems to predict the potential tree growth effects of increased CO2 and temperature in a future climate

    Rasmussen, L., Beier, Claus & Bergstedt, A., 2002, In: Forest Ecology and Management. 158, 1-3, p. 179-188

    Research output: Contribution to journalJournal articleResearchpeer-review

  139. 2001
  140. Published

    A meta-analysis of the response of soil respiration, net nitrogen mineralization, and aboveground plant growth to experimental ecosystem warming

    Rustad, L. E., Campbell, J. L., Marion, G. M., Norby, R. J., Mitchell, M. J., Hartley, A. E., Cornelissen, J. H. C., Gurevitch, J., Alward, R., Beier, C., Burke, I., Canadell, J., Callaghan, T., Christensen, T. R., Fahnestock, J., Fernandez, I., Harte, J., Hollister, R., John, H., Ineson, P. & 23 others, Johnson, M. G., Jonasson, S., John, L., Linder, S., Lukewille, A., Masters, G., Melillo, J., Mickelsen, A., Neill, C., Olszyk, D. M., Press, M., Pregitzer, K., Robinson, C., Rygiewiez, P. T., Sala, O., Schmidt, Inger Kappel, Shaver, G., Thompson, K., Tingey, D. T., Verburg, P., Wall, D., Welker, J. & Wright, R., 2001, In: Oecologia. 126, p. 543-562

    Research output: Contribution to journalJournal articleResearchpeer-review

  141. Published

    Fluxes of NO3-, NH4+, NO, NO2, and N2O in an old danish beech forest

    Beier, Claus, Rasmussen, L., Pilegaard, K., Ambus, Per Lennart, Mikkelsen, T. N., Jensen, N. O., Kjøller, Annelise Helene, Priemé, Anders & Ladekarl, U. L., 2001, In: Water, Air, and Soil Pollution: Focus. 1, p. 187-195

    Research output: Contribution to journalJournal articleResearchpeer-review

  142. Published

    Nitrogen cycling in a Norway spruce plantation in Denmark - A SOILN model application including organic N uptake.

    Beier, Claus, Eckersten, H. & Gundersen, Per, 2001, In: TheScientificWorldJournal.

    Research output: Contribution to journalJournal articleResearchpeer-review

  143. Terrestrial ecosystem research in Europe: Lessons from the European Union's research projects 1996-2000

    Troumbis, A., Beier, Claus, Wolters, V. & Peter, D., 2001, In: Environmental Science and Policy. 4, 1, p. 51-58

    Research output: Contribution to journalJournal articleResearchpeer-review

  144. 1998
  145. Atmospheric deposition and soil acidification in five coniferous forest ecosystems: a comparison of the control plots of the EXMAN sites

    Kreutzer, K., Beier, Claus, Bredemeier, M., BLANCK, K., Cummins, T., Farrell, E. P., Lamersdorf, N., Rasmussen, L., Rothe, A., deVisser, P., Weis, W., Weiss, T. & Xu, Y., 1998, In: Forest Ecology and Management. 101, 1-3, p. 125-142

    Research output: Contribution to journalJournal articleResearchpeer-review

  146. Comparison of N and C dynamics in two Norway spruce stands using a process oriented simulation model

    Eckersten, H. & Beier, Claus, 1998, In: Environmental Pollution. 102, 1, S1, p. 395-401

    Research output: Contribution to journalJournal articleResearchpeer-review

  147. Effect of drought experiments using roof installations on acidification/nitrification of soils

    Lamersdorf, N., Beier, Claus, Blanck, K., Bredemeier, M., Cummins, T., Farrell, E. P., Kreutzer, K., Rasmussen, L., Ryan, M., Weis, W., Weiss, T. & Xu, Y., 1998, In: Forest Ecology and Management. 101, 1-3, p. 95-109

    Research output: Contribution to journalJournal articleResearchpeer-review

  148. Effects of nitrogen deposition and climate change on nitrogen runoff at Norwegian boreal forest catchments: the MERLIN model applied to Risdalsheia (RAIN and CLIMEX projects)

    Wright, R. F., Beier, Claus & Cosby, B. J., 1998, In: Hydrology and Earth System Sciences. 2, 4, p. 399-414

    Research output: Contribution to journalJournal articleResearchpeer-review

  149. European experience of manipulation of forest ecosystems by roof cover: possibilities and limitations

    Beier, Claus, Gundersen, Per & Rasmussen, L., 1998, Experimental reversal of acid rain effects: The Gaardsjön roof project. Hultberg, H. & Skeffington, R. (eds.). Chichester: John Wiley and Sons, Inc., p. 397-409

    Research output: Chapter in Book/Report/Conference proceedingBook chapterResearchpeer-review

  150. Field-scale ‘clean rain’ treatments to two Norway spruce stands within the EXMAN project—effects on soil solution chemistry, foliar nutrition and tree growth

    Beier, Claus, BLANCK, K., Bredemeier, M., Lamersdorf, N., Rasmussen, L. & Xu, Y., 1998, In: Forest Ecology and Management. 101, p. 111-123

    Research output: Contribution to journalJournal articleResearchpeer-review

  151. Impacts of elevated carbon dioxide and temperature on a boreal forest ecosystem (CLIMEX project)

    van Breemen, N., Jenkins, A., Wright, R., Beerling, D., Arp, W., Berendse, F., Beier, Claus, Collins, R., van Dam, D., Rasmussen, L., Verburg, P. & Wills, M., 1998, In: Ecosystems. 1, p. 345-351

    Research output: Contribution to journalJournal articleResearchpeer-review

  152. Modelling the effects of nitrogen addition on soil nitrogen status and nitrogen uptake in a Norway spruce stand in Denmark

    Beier, Claus & Eckersten, H., 1998, In: Environmental Pollution. 102, 1, S1, p. 409-414

    Research output: Contribution to journalJournal articleResearchpeer-review

  153. Water and element fluxes calculated in a sandy forest soil taking spatial variability into account

    Beier, Claus, 1998, In: Forest Ecology and Management. 101, 1-3, p. 269-280

    Research output: Contribution to journalJournal articleResearchpeer-review

  154. 1997
  155. Nitrate leaching in coniferous forest ecosystems: The European field-scale manipulation experiments NITREX (nitrogen saturation experiments) and EXMAN (experimental manipulation of forest ecosystems)

    Tietema, A., Beier, Claus, deVisser, P., Emmett, B., Gundersen, Per, Kjonaas, O. & Koopmans, C., 1997, In: Global Biogeochemical Cycles. 11, 4, p. 617-626

    Research output: Contribution to journalJournal articleResearchpeer-review

  156. 1995
  157. A correlative evaluation of nitrogen cycling in the forest ecosystems of the EC projects NITREX and EXMAN

    Tietema, A. & Beier, Claus, 1995, In: Forest Ecology and Management. 71, 1-2, p. 143-151

    Research output: Contribution to journalJournal articleResearchpeer-review

  158. Experimental manipulation of water and nutrient input to a Norway spruce plantation at Klosterhede, Denmark: II. Effects on tree growth and nutrition

    Beier, Claus, Gundersen, Per, Hansen, K. & Rasmussen, L., 1995, In: Plant and Soil. 168, p. 613-622

    Research output: Contribution to journalJournal articleResearchpeer-review

  159. Experimental manipulations of water and nutrient input to a Norway spruce plantation at Klosterhede, Denmark: III. Effects on throughfall, soil water chemistry and decomposition

    Hansen, K., Beier, Claus, Gundersen, Per & Rasmussen, L., 1995, In: Plant and Soil. p. 623-632

    Research output: Contribution to journalJournal articleResearchpeer-review

  160. Experimental manipulations of water and nutrient input to a Norway spruce plantation at Klosterhede, Denmark - I. Unintended physical and chemical changes by roof experiments

    Gundersen, Per, Andersen, B. R., Beier, Claus & Rasmussen, L., 1995, In: Plant and Soil. 168, 1, p. 601-611

    Research output: Contribution to journalJournal articleResearchpeer-review

  161. Magic applied to roof experiments (Risdalsheia, N; Gårdsjön, S; Klosterhede, DK) to evaluate the rate of reversibility of acidification following experimentally reduced acid deposition

    Beier, Claus, Hultberg, H., Moldan, F. & Wright, R. F., 1995, In: Water, Air, & Soil Pollution. 85, p. 1745-1751

    Research output: Contribution to journalJournal articleResearchpeer-review

  162. Modelling clean rain treatments in acidified soils-EXMAN project results

    Walse, C., Beier, Claus, Warfvinge, P. & Rasmussen, L., 1995, In: Water, Air, & Soil Pollution. 85, p. 1807-1812

    Research output: Contribution to journalJournal articleResearchpeer-review

  163. The exman project—Biogeochemical fluxes in plantation forests on acid soils

    Cummins, T., Beier, Claus, Blanck, K., de Visser, P. H. B., Farrell, E. P., Rasmussen, L., Kreutzer, K., Weis, W. I., Bredemeier, M. & Lamersdorf, N., 1995, In: Water, Air and Soil Pollution. 85, p. 1653-1658

    Research output: Contribution to journalJournal articleResearchpeer-review

  164. 1994
  165. A comparison of sites in the EXMAN project, with respect to atmospheric deposition and the chemical composition of the soil solution and foliage

    Farrell, E. P., Cummins, T., Collins, J. F., Beier, Claus, Blanck, K., Bredemeier, M., Visser, P. H. B. D., Kreutzer, K., Rasmussen, L., Rothe, A. & Steinberg, N., 1994, In: Forest Ecology and Management. 68, 1, p. 3-14

    Research output: Contribution to journalJournal articleResearchpeer-review

  166. Biological response of five forest ecosystems in the EXMAN project to input changes of water, nutrients and atmospheric loads

    de Visser, P. H. B., Beier, Claus, Rasmussen, L., Kreutzer, K., Steinberg, N., Bredemeier, M., BLANCK, K., Farrell, E. P. & Cummins, T., 1994, In: Forest Ecology and Management. 68, p. 15-29

    Research output: Contribution to journalJournal articleResearchpeer-review

  167. Effects of who-ecosystem manipulations on ecosystem internal processes

    Beier, Claus & Rasmussen, L., 1994, In: Trends in Ecology and Evolution. 9, 6, p. 218-223

    Research output: Contribution to journalJournal articleResearchpeer-review

  168. Organic matter decomposition in an acidic forest soil in Denmark as measured by the cotton strip assay

    Beier, Claus & Rasmussen, L., 1994, In: Scandinavian Journal of Forest Research. 9, p. 106-114

    Research output: Contribution to journalJournal articleResearchpeer-review

  169. Review of deposition monitoring methods

    Erisman, J. A. N. W., Beier, Claus, Draaijers, G. & Lindberg, S., 1994, In: Tellus Series B-chemical and Physical Meteorology. 46B, p. 79-93

    Research output: Contribution to journalJournal articleResearchpeer-review

  170. 1993
  171. Spatial variability of throughfall fluxes in a spruce forest

    Beier, Claus, Hansen, K. & Gundersen, Per, 1993, In: Environmental Pollution. 81, 3, p. 257-267

    Research output: Contribution to journalJournal articleResearchpeer-review

  172. 1992
  173. A NEW METHOD FOR ESTIMATION OF DRY DEPOSITION OF PARTICLES BASED ON THROUGHFALL MEASUREMENTS IN A FOREST EDGE

    Beier, Claus, Gundersen, Per & Rasmussen, L., 1992, In: ATMOSPHERIC ENVIRONMENT PART A-GENERAL TOPICS. 26, 9, p. 1553-1559

    Research output: Contribution to journalJournal articleResearchpeer-review

  174. Evaluation of porous cup soil-water samplers under controlled field conditions: comparison of ceramic and PTFE cups

    Beier, Claus & HANSEN, K., 1992, In: European Journal of Soil Science. 43, 2, p. 261-271

    Research output: Contribution to journalJournal articleResearchpeer-review

  175. Long-term field comparison of ceramic and poly(tetrafluoroethene) porous cup soil water samplers

    Beier, Claus, Hansen, K., Gundersen, Per, Andersen, B. R. & Rasmussen, L., 1992, In: Environmental Science & Technology (Washington). 26, 10, p. 2005-2011

    Research output: Contribution to journalJournal articleResearchpeer-review

  176. THE "EXMAN" PROJECT EXPERIMENTAL MANIPULATIONS OF FOREST ECOSYSTEMS

    Rasmussen, L., Beier, Claus, de Visser, P., Van Breemen, N., Kreutzer, K., Schierl, R., Bredemeier, M., Raben, G. & Farrell, E. P., 1992, Responses of Forest Ecosystems To Environmental Changes. Teller, A., Mathy, P. & Jeffers, J. N. R. (eds.). Elsevier Applied Science, p. 325-334

    Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

  177. 1991
  178. Separation of Gaseous and Particupate Dry Deposition of Sulfur at a Forest Edge in Denmark

    Beier, Claus, 1991, In: Journal of Environmental Quality. 20, 2, p. 460-466

    Research output: Contribution to journalJournal articleResearchpeer-review

  179. 1989
  180. Atmospheric deposition to the edge of a spruce forest in Denmark

    Beier, Claus & Gundersen, Per, 1989, In: Environmental Pollution. 60, 3-4, p. 257-271

    Research output: Contribution to journalJournal articleResearchpeer-review

  181. 1988
  182. Aluminium sulphate solubility in acid forest soils in Denmark

    Gundersen, Per & Beier, Claus, 1988, In: Water, Air, and Soil Pollution. 39, p. 247-261

    Research output: Contribution to journalJournal articleResearchpeer-review

ID: 169149523