Jensen, K.; Beier, C.; Michelsen, A. and Emmett, B.A. (2003) Effects of experimental drought on microbial processes in two temperate heathlands at contrasting water conditions. Appl. Soil Ecology. 24, 165-176.

Beier, C. (2004) Interactions of elevated CO2 and temperature on terrestrial ecosystem structure and functioning – the role of whole-ecosystem manipulation experiments. New Phytologist, 162, 243-245.

Beier, C.; Schmidt, I.K. and Kristensen, H. L. (2004) Effects of climate and ecosystem disturbances on biogeochemical cycling in a semi-natural terrestrial ecosystem. Water, Air and Soil Pollution, 4, 191-206.

Beier, C.; Emmett, B.; Gundersen, P.; Tietema, A.; Penuelas, J.; Estiarte, M.; Gordon, C.; Gorissen, A.; Llorens, L.; Roda, F. and Williams, D.(2004) Novel Approaches to Study Climate Change Effects on Terrestrial Ecosystems in the Field - Drought and Passive Night Time Warming. Ecosystems 7, 583-597.

Peñuelas, J.; Gordon, C.; Llorens, L.; Nielsen, T.; Tietema, A.; Beier, C.; Bruna, P.; Emmett, B.A.; Estiarte, M. and Gorissen, A. (2004) Non-intrusive field experiments show different plant responses to warming and drought among sites, seasons and species in a North-South European gradient. Ecosystems, 7, 598-612.

Gorissen, A.; Tietema, A.; Joosten, N.N.; Estiarte, M.; Peñuelas, J.; Sowerby, A.; Emmett, B.A. and Beier, C. (2004) Climate change affects carbon allocation to the soil in shrublands. Ecosystems, 7, 650-661.

Llorens, L; Peñuelas, J., Beier, C., Emmett, B.A.; Estiarte, M. and Tietema, A. (2004) Effects of an experimental increase of temperature and drought on the photosynthetic performance of two Ericaceous shrub species along a north-south European gradient. Ecosystems, 7, 613-624.

Wessel, W.W.; Tietema, A.; Beier, C., Emmett, B.A.; Peñuelas, J. and Riis-Nielsen, T. (2004) A qualitative ecosystem assessment for different shrublands in Western Europe under impact of climate change using the results of the CLIMOOR research
project. Ecosystems , 7, 662-671.

Schmidt, I.K. ; Tietema, A.; Williams, D.; Gundersen, P.; Beier, C.; Emmett, B.A. and Estiarte, M. (2004) Soil solution chemistry and element fluxes in three European heathlands and their responses to warming and drought. Ecosystems, 7, 638-649.

Emmett, B.A.; Beier, C., Estiarte, M., Tietema, A., Kristensen, H.L., Williams, D., 
Peñuelas, J.; Schmidt, I.K. and Sowerby, A. (2004) The response of soil processes to climate change: Results from manipulation studies across an environmental gradient. Ecosystems, 7, 625-637.