Current External Funding

2005-2008  National Science Foundation (Ecosystems).  The response of lakes to disturbance and climate change: calibrating sedimentary records to test the landscape position concept.  PI, with co-PI’s J. Rusak, UW Center for Limnology, R. Calcote, University of Minnesota, and J. Saros, UW-La Crosse.  $482,900 ($200,000 UW-Madison budget).

2004-2006  National Park Service. Determining Paleo-Fire Regime as a Basis for Native Plant Community Restoration.  PI, with Sarah McGuire Bogen, University of Wisconsin. $12,680.

2004-2009  United States Geologic Survey Global Change Program.  Sensitivity of Pacific island tropical montane cloud forests to climate change.  Co-PI, with PI L. Loope and co-PIs D. Foote, and M. Samuels, USGS, and T. Giambelluca, University of Hawai‘i at Manoa. $1,000,000.

2003-2006   National Science Foundation (Ecosystems).  Fire and vegetation heterogeneity in time and space . PI, with co-PIs Randy Calcote, University of Minnesota, and Elizabeth Lynch, University of Wisconsin. $501,926 ($164,324 UW budget).

2002-2005   National Science Foundation (Biocomplexity). Human ecodynamics in the Hawaiian Ecosystem, 1200-200 BP.   Co-PI, with PI P. Kirch and co-PI’s S. Tuljapurkar, M. Graves, T. Ladefoged, P.M. Vitousek, and O.A. Chadwick.  $1,400,000 ($225,572 UW budget).

2001-2006   National Science Foundation (Biocomplexity).  Divergent dynamics: complex interactions of riparian land, people, and lakes.  Co-PI, with PI S.R. Carpenter and co-PI’s W.A. Brock, A.R. Ives, M.G. Turner, J.F. Kitchell, T.K. Kratz, T.F. Allen, J.J. Magnuson, E.W. Triplett, B. Provencher. $2,998,607.

Publications Since 2004

Hotchkiss, S.C., T.-L. Ku, S. Luo, and P.M. Vitousek.  Sphagnum colonization and nutrient accumulation on Kohala Mountain, Hawai‘i.  Submitted to Biotropica.

Lynch, E.A., R. Calcote, and S.C. Hotchkiss.  Late Holocene vegetation and fire history on a Wisconsin sand plain.  In review, The Holocene.

Chadwick, O.A., E.F. Kelly, S.C. Hotchkiss, and P.M. Vitousek.  Pre-contact vegetation and soil nutrient status in the shadow of Kohala Volcano, Hawai‘i. Geomorphology, in press.

Booth, R.K., S.C. Hotchkiss, & D.A. Wilcox. Discoloration of polyvinyl chloride (PVC) tape as a proxy for water-table depth in peatlands: validation and assessment of seasonal variability.  Functional Ecology, in press.

Robert K. Booth, John E. Kutzbach, Sara C. Hotchkiss, and Reid A. Bryson.  A reanalysis of the relationship between strong westerlies and drought in the Great Plains and Midwest regions of North America.  Climatic Change, in press.

Vitousek, P.M., T.N. Ladefoged, P.V. Kirch, A.S. Hartshorn, M.W. Graves, S.C. Hotchkiss, S. Tuljapurkar, and O.A. Chadwick.  2004.  Soils, agriculture, and society in precontact Hawai‘i.  Science 304:1665-1669.

Hotchkiss, S.C.  2004.  Quaternary history of the U.S. tropics.  In A.Gillespie, S. Porter, and B. Atwater, eds. The Quaternary Period in the United States, pp. 441-457.  Elsevier, New York.

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