Joshua Schimel
	Telephone (primary): (805) 893-7688 Telephone (secondary): Fax: (805) 893-4724 E-mail1 (primary): schimel@lifesci.lscf.ucsb.edu E-mail2 (secondary): Web URL: Address: University of California, Santa Barbara Department of Ecology, Evolution and Marine Biology Santa Barbara, CA 93106 United States

Study Areas

Datasets

Publications (28)

Journal Articles:

Sugai, S.F. and J.P. Schimel. 1993. Decomposition and biomass incorporation of 14C-labeled glucose and phenolics in taiga forest floor: Effects of substrate quality, successional state, and season. Soil Biology & Biochemistry 25:1379-1389.

Clein, J. and J.P. Schimel. 1994. Reduction in microbial activity in birch litter due to drying and rewetting events. Soil Biology & Biochemistry 26:403-406.

Clein, J.S. and J.P. Schimel. 1995. Microbial activity of tundra and taiga soils at sub-zero temperatures. Soil Biology & Biochemistry 27:1231-1234.

Clein, J.S. and J.P. Schimel. 1995. Nitrogen turnover and availability during transition from alder to poplar in Alaskan taiga forests. Soil Biology & Biochemistry 27:743-752.

Doyle, A.P. and J.P. Schimel. 1996. Analysis of Kjeldahl digests by the salicylate method: optimizing pH and buffering improves both sensitivity and precision. Communications in Soil Science and Plant Analysis 27:2549-2560.

Schimel, J.P. and J.S. Clein. 1996. Microbial response to freeze-thaw cycles in tundra and taiga soils. Soil Biology & Biochemistry 28:1061-1066.

Schimel, J.P., K. Van Cleve, R.G. Cates, T.P. Clausen and P.B. Reichardt. 1996. Effects of balsam poplar (Populus balsamifera) tannins and low molecular weight phenolics on microbial activity in taiga floodplain soil: implications for changes in N cycling during succession. Canadian Journal of Botany 74:84-90.

Gulledge, J., A. Doyle and J.P. Schimel. 1997. Different NH4+-inhibition patterns of soil CH4 consumption: A result of distinct CH4 oxidizer populations across sites? Soil Biology and Biochemistry 29:13-21.

Doyle, A.P. and J.P. Schimel. 1998. Dichromate digestion and simultaneous colorimetry of microbial carbon and nitrogen. Soil Science Society of America Journal 62:937-941.

Gulledge, J. and J.P. Schimel. 1998. Moisture control over atmospheric CH4 consumption and CO2 production in physically diverse soils. Soil Biology & Biochemistry 30:1127-1132.

Gulledge, J. and J.P. Schimel. 1998. Low-concentration kinetics of atmospheric CH4 oxidation in soil and mechanism of NH4+ inhibition. Applied and Environmental Microbiology 64:4291-4298.

Gulledge, J., P.A. Steudler and J.P. Schimel. 1998. Effect of CH4 starvation on atmospheric CH4 oxidizers in taiga and temperate forest soils. Soil Biology & Biochemistry 30:1463-1467.

Schimel, J.P. and J. Gulledge. 1998 Microbial community structure and global trace gases. Global Change Biology 4:745-758.

Schimel, J.P., R.G. Cates and R. Ruess. 1998 The role of balsam poplar secondary chemicals in controlling nutrient dynamics through succession in the Alaskan taiga. Biogeochemistry 42:221-234.

Wagener, S.M. and J.P. Schimel. 1998. Stratification of soil ecological processes: a study of the birch forest floor in the Alaskan taiga. Oikos 81:63-74.

Wagener, S.M., M.W. Oswood and J.P. Schimel. 1998 Rivers and soils: parallels in carbon and nutrient processing. Bioscience 48:104-108.

Schimel, J.P., J.M. Gulledge, J.S. Clein-Curley, J.E. Lindstrom and J.F. Braddock. 1999 Moisture effects on microbial activity and community structure in decomposing birch litter in the Alaskan taiga. Soil Biology & Biochemistry 31:831-838.

Gulledge, J. and J.P. Schimel. 2000. Controls on soil carbon dioxide and methane fluxes in a variety of taiga forest stands in interior Alaska. Ecosystems 3:269-282.

Hobbie, S.E., J.P. Schimel and S.E. Trumbore. 2000 Controls over carbon storage and turnover in high-latitude soils. Global Change Biology 6 (Suppl. 1):196-210.

Fierer, N, J.P. Schimel, R.G. Cates and J. Zou. 2001. Influence of balsam poplar tannin fractions on carbon and nitrogen dynamics in Alaskan taiga floodplain soils. Soil Biology & Biochemistry 33:1827-1839.

Schimel, J.P. and M.N. Weintraub. 2003 The implications of exoenzyme activity on microbial carbon and nitrogen limitation in soil: a theoretical model. Soil Biology & Biochemistry 35:549-563.

Chapin, F.S., III, M. Sturm, M.C. Serreze, J.P McFadden, J.R. Key, A.H. Lloyd, A.D. McGuire, T.S. Rupp, A.H. Lynch, J.P Schimel, J. Beringer, W.L. Chapman, H.E. Epstein, E.S. Euskirchen, L.D. Hinzman, G. Jia, C.L. Ping, K.D. Tape, C.D.C. Thompson, D.A. Walker, and J.M. Welker. 2005 Role of Land-Surface Changes in Arctic Summer Warming. Science. Published online September 22 2005;10.1126/science.1117368 (Science Express Reports)

Books:

Book Chapters:

Davidson, E.A. and J.P. Schimel. 1994. Microbial processes of production and consumption of nitric oxide, nitrous oxide, and methane. Pages 327-357 in P. Matson and R Harriss, editors. Methods in Ecology: Trace Gases. Blackwell Scientific, Oxford, England.

Schimel, J. 1995. Ecosystem consequences of microbial diversity and community structure. Pages 239-254 in F.S. Chapin III and C. Korner, editors. Arctic and Alpine Biodiversity: Patterns, Causes, and Ecosystem Consequences. Springer-Verlag, New York, New York, USA.

Schimel, J. 2001. Trace gases, soil. Pages 3183-3194 in G. Britton, editor. Encyclopedia of Environmental Microbiology. John Wiley and Sons, Inc., New York, NY, USA.

Chapin, F.S., III, A.D. McGuire, R.W. Ruess, M.W. Walker, R. Boone, M. Edwards, B. Finney, L.D. Hinzman, J. B. Jones, G.P. Juday, E.S. Kasischke, K. Kielland, A.H. Lloyd, M.W. Oswood, C.-L. Ping, E. Rexstad, V. Romanovsky, J. Schimel, E. Sparrow, B. Sveinbjornsson, D.W. Valentine, K. Van Cleve, D.L. Verbyla, L.A. Viereck, R.A. Werner, T.L. Wurtz, and J. Yarie.. 2006. Summary and synthesis: Past and future changes in the Alaskan boreal forest. Pages 332-338 in F.S. Chapin, III, M. Oswood, K. Van Cleve, L.A. Viereck, and D.L. Verbyla (Eds.) Alaska's Changing Boreal Forest. Oxford University Press, New York.

Schimel, J.P., and F.S. Chapin, III. 2006. Microbial processes in the Alaskan boreal forest. Pages 227-240. in F.S. Chapin, III, M. Oswood, K. Van Cleve, L.A. Viereck, and D.L. Verbyla (Eds.) Alaska's Changing Boreal Forest. Oxford University Press, New York.

Conference Proceedings:

Schimel, J.P., E.A. Holland and D. Valentine. 1993. Control on methane flux from terrestrial systems. Pages 167-182 in A.R. Mosier , J. Duzbury and L. Harper, editors. Agroecosystem effects in radiatively active trace gases and global climate change. American Society of Agronomy, Madison, Wisconsin, USA.

Report:

Thesis and Dissertations: