Session No. G2 Tuesday, June 26, 2001

3:00 PM-4:30 PM, Edinburgh International Conference Centre: Pentland
G2. Anthropogenic Modifications to the Earth System
Jim Kasting, Presiding
Start Time
3:00 PM GLOBAL C, N, P BIOGEOCHEMICAL CYCLES: HUMAN MODIFICATIONS, FEEDBACKS, AND CLIMATE CHANGE: MACKENZIE, Fred T.1, VER, Leah May1, and LERMAN, Abraham2, (1) Oceanography, Univ of Hawaii, MSB 525, Honolulu, HI 96822, fredm@soest.hawaii.edu, (2) Geological Sciences, Northwestern Univ, 1847 Sheridan Road, Evanston, IL 60208
3:30 PM CARBON CYCLE FEEDBACK EFFECTS ON GLOBAL WARMING: LENTON, Timothy M., Centre for Ecology and Hydrology, Edinburgh Rsch Station, Bush Estate, Penicuik, Midlothian EH26 0QB United Kingdom, tlent@ceh.ac.uk.
3:50 PM EVIDENCE FOR SHORT-TERM FORCING OF LAND-SURFACE AIR TEMPERATURE BY ANTHROPOGENIC CO2 EMISSIONS: HUGHES, Gary B.1, GIEGENGACK, Robert2, JOHNSON, Arthur H.2, and KRITIKOS, Haralambos N.3, (1) Raytheon Infrared Operations, 75 Coromar Drive, B01-23, Goleta, CA 93117, gbhughes@west.raytheon.com, (2) Department of Earth and Environmental Science, Univ of Pennsylvania, Room 251 Hayden Hall, 240 S. 33rd Street, Philadelphia, PA 19104, (3) Department of Electrical Engineering, Univ of Pennsylvania, Philadelphia, PA 19104
4:10 PM INFLUENCE OF URBANIZATION ON WATER QUALITY: A TALE OF TWO CITIES: LYONS, W. Berry, Byrd Polar Research Center, The Ohio State Univ, 108 Scott Hall, 1090 Carmack Road, Columbus, OH 43210-1002, lyons.142@osu.edu and CAREY, Anne E., Department of Geological Sciences, The Ohio State Univ, 275 Mendenhall Laboratory, 125 South Oval Mall, Columbus, OH 43214,

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