Refereed Publications:

Welker, J. M., Fahnestock, J. T., and Jones, M. H. 2000. Annual CO2 flux from dry and moist arctic tundra: field responses to increases in summer temperature and winter snow depth. Climatic Change 44: 139-150.

Welker, J. M. 2000. Isotopic (d18O) characteristics of weekly precipitation collected across the United States: An initial analysis with application to water source studies. Hydrological Processes 14: 1449-1464.

Harvey, F. E. and Welker, J. M. 2000. Stable isotopic composition of precipitation in the semi-arid north-central portion of the US Great Plains. J. of Hydrology 238: 90-109.

Fahnestock, J. T., Povirk, K. A. and Welker, J. M. 2000. Abiotic and biotic effects of increased litter accumulation in arctic tundra. Ecography  23: 623-631.

Bilbrough, C., J., Welker, J. M. and Bowman, W. D 2000. Early-spring N uptake by snow covered plants: A comparison of arctic and alpine plant function under snowpack. Arctic, Antarctic and Alpine Research 32: 404-411.

Jones, M. H., Fahnestock, J. T., Stahl, P. D., and Welker, J. M. 2000. A note on summer CO2 flux, soil organic matter and soil microbial biomass from different high arctic ecosystem types in northwestern Greenland. Arctic, Antarctic and Alpine Research 32: 104-106.

Reports and Other Publications:

Boggs, K. 2000. Classification of community types, successional sequences and landscapes of the Copper River Delta. USDA Forest Service Pacific Northwest Research Station, Portland, OR. Gen. Tech. Rep. PNW-GTR-469. 224p. (This is available from the U.S. Forest Service in electronic pdf format. The publication is large and available in two parts: Cover to page 120 (GTR-469a - 1.7Mb: http://www.srs.fs.usda.gov/pubs/viewpub.jsp?index=2974) and page 120-end (GTR-469b - 1.4 Mb: http://www.fs.fed.us/pnw/pubs/gtr469b.pdf)

Helt, T., K. Boggs, A. Garibaldi, S. Wesser, J. Stevens. 2000. Gates of the Arctic National Park and Preserve Landcover Map. Earth Satellite Corporation, Rockville, Maryland. 103 pp. Metadata available at: http://www.nps.gov/akso/gis/metadata/lc_gaar.html

Tande, G. F. 2000. Procedures for establishing long-term vegetation monitoring plots and the characterization of major vegetation types on Elmendorf Air Force Base, Alaska. Prep. for Elmendorf Natural Resources Branch, 3 CES/CEVPW, 22040 Maple Street, Elmendorf AFB, AK 995063204. 50p. + appendices.

* Tande, G. F., S. C. Klein and J. Michaelson. 2000. Identification and characterization of disturbed alder sites on Elmendorf Air Force Base, Alaska. Rep. Prep. for: Natural Resources Branch, 3 CES/CEVPW, 6326 Arctic Warrior Dr., Elmendorf AFB, AK. Contract No. DAMD17-99-2-9004. U.S. Army Medical Research and Material Command, Ft. Detrick, MD. 21702-5012. Alaska Natural Heritage Program, Environment and Natural Resources Institute, University of Alaska Anchorage, 707 A St., Anchorage AK.