HEATKEYS

Federal source for science about the Earth, its natural and living resources, natural hazards, and the environment.

The National Geophysical Data Center (NGDC) is part of the US Dept of Commerce, National Oceanic & Atmospheric Administration, National Environmental Satellite, Data, & Information Service

The Institute of Arctic and Alpine Research (INSTAAR) conducts interdisciplinary research in earth system science and climate dynamics to better understand past, present, and future change in high-latitude, alpine, and global environments

The Global Change Master Directory is a comprehensive directory of information about Earth science data, including the oceans, atmosphere, hydrosphere, solid earth, biosphere and human dimensions of global change. FGDC Clearinghouse Node (NASA).