James O. Sickman
James O. Sickman
Department Chair
Professor of Hydrology
Academic Degrees:
- Ph.D., Watershed Biogeochemistry, U.C. Santa Barbara, 2001
- M.A., Aquatic and Ecosystem Science, U.C. Santa Barbara, 1991
- B.A., Aquatic Biology, U.C. Santa Barbara, 1983
Specialization:
- Biogeochemistry of rivers, lakes and watersheds. Limnology of high elevation lakes. Environmental isotopes.
Research Group:
Representative Publications:
- Heard, A.M., Sickman, J.O., Rose, N.L., Bennett, D.M., Lucero, D.M., Melack, J.M. and CJ.H. Curtis. 2014. Twentieth-century atmospheric deposition and acidification trends in lakes of the Sierra Nevada, California (USA). Environmental Science & Technology. Vol. 48, 10054−10061.
- Homyak, P.M, Sickman, J.O., Miller, A.M., Melack, J.M., Meixner, T. and J.P. Schimel. 2014. Assessing nitrogen impacts on chaparral ecosystems: Limitations of traditional indicators of N-saturation. Ecosystems. DOI: 10.1007/s10021-014-9792-2.
- Bell, M.D., Sickman, J.O., Bytnerowicz, A., Padgett, P.E., and E.B. Allen. 2014. Variation in isotopologues of atmospheric nitric acid in passively collected samples during a summer monsoon. Atmospheric Environment. Vol. 94 p. 287-296.
- Homyak, P.M, Sickman, J.O., and J.M. Melack. 2014. Pools, transformations and sources of P in high elevations soils: Implications for nutrient transfer to Sierra Nevada lakes. Geoderma. Vol. 217-218: p.67-73.
- Sickman, J.O., Bennett, D.M., Lucero, D.M., Whitmore, T.J., Kenney, W.F. 2013. Diatom-inference models for acid neutralizing capacity and nitrate based on 41 calibration lakes in the Sierra Nevada, California, USA. Journal of Paleolimnology. DOI: 10.1007/s10933-013-9711-0.
Courses Taught:
- ENSC 001 Introduction to Environmental Sciences: Natural Resources
- ENSC 163 Physical Hydrology
- ENSC 218 Isotopes in Ecology and Environmental Science
- ENSC 227 Global Change and the Earth System
Graduate Program Affiliations and Research Focus Areas:
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Research Focus Areas
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Program
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