GCRP (U.S. Global Change Research Program):
U.S. Global Change Data and Information System (GCDIS)
NASA (National Aeronautics and Space Administration):
Global Warming and Climate Change Policy WWW Sites
SeaWiFS Project
Global Change Master Directory
NOAA (National Oceanic and Atmospheric Administration):
Office of Oceanic and Atmospheric Research
NOAA Home Page
Drought: A Paleo Perspective
NOAA/OGP El Nino-Southern Oscillation Page
Climate Prediction Center - El Nino/La Nina
USDOC/NOAA/NESDIS/National Geophysical Data Center
National Climatic Data Center (NCDC)
NSF (National Science Foundation):
National Science Foundation Home Page
ORNL (Oak Ridge National Laboratories):
Estimating Temperature and Precipitation at the Last Glacial Maximum
USGS (US Geological Survey):
USGS Global Change Research Program
USGS-GD-Scientific Capabilities
Central Region USGS Earth Surface Processes Team
USGS Earth Surface Dynamics Program
Impacts of Climate Change and Land Use on the Southwest Workshop
U.S. National Ice Core Laboratory
USGS GeoChange Data Holdings
U.S. Geological Survey-Geologic Information