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Biocomplexity in the High Arctic Publications
Arens, S.J.T. , Sullivan, P.F. and Welker, J.M. 2008. Nonlinear responses to nitrogen and strong interactions with nitrogen and phosphorus additions drastically alter the structure and function of a high arctic ecosystem. Journal of Geophysical Research. doi:10.1029/2007JG000508
Steltzer, H., Hufbauer, R.A., Welker, J,M., Casalis, M., Sullivan, P.F. and Chimner, R. 2008. Frequent sexual reproduction and high intraspecific variation in Salix arctica: implications for terrestrial feedback to climate change in the High Arctic. Journal of Geophysical Research, 113, doi:10.1029/2007JG000508.
Steltzer, H., Welker, J.M. 2006. Modeling the effect of photosynthetic vegetation properties on the NDVI-LAI relationship. Ecology 87: 2765-2772.
Sullivan, P.F. and Welker, J. M. 2007. Variation in leaf physiology of Salix arctica within and across ecosystems in the High Arctic: test of a dual isotope conceptual model. Oecologia 151: 372-386.
Sullivan, P.F., Welker, J.M., Steltzer, H., Sletten, R. and Horwarth, J. 2007. Wind and water modulate experimental energy supplements in a high arctic ecosystem. JGR Biogeosciences (in press).
Sullivan, P.F., Welker, J.M., Steltzer, H., Sletten, R.S., Hagedorn, B., Arens, S.J.T. and Horwath J. L. 2008. Energy and water additions give rise to simple responses in plant canopy and soil microclimates of a high arctic ecosystem. Journal of Geophysical Research, 113. doi:10.1029/2007JG000508.
Sullivan, P.F., Arens, S.J.T., Chimner, R.A, and Welker, J.M. 2007. Temperature and microtopography interact to control carbon cycling in a high arctic fen. Ecosystems, 11: 61-76.
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