Earth Sciences

The Earth

Encyclopedia Smithsonian
Forest Service
          Geology
Geological Survey
          Geology
          National Atlas of the United States
          This Dynamic Earth: The Story of Plate Tectonics
          USGS by Theme
          USGS Fact Sheets
Los Alamos National Laboratory
          Earth Sciences Resources
NASA
          Destination Earth
          Earth Observatory
          Geomorphology from Space
          Global Change Master Directory
          Goddard Space Flight Center
          Glossary
          Library
National Oceanic and Atmospheric Administration
          National Geophysical Data Center
          WINDandSEA
National Park Service
          Geology
          Glossary of Geologic Terms

Climate and Weather

National Oceanic and Atmospheric Administration
          All about Tornadoes
         Climate Diagnostics Center
         United States Interactive Climate Pages
         Climate Monitoring and Diagnostics Laboratory
          Climate Prediction Center
          El Nino and La Nina
          Forecast Systems Laboratory
          Hurricanes
          Joint Institute for the Study of the Atmosphere and the Oceans
          National Climatic Data Center
           Publications
          National Severe Storms Laboratory
           Weather Room
          National Weather Service
           Comprehensive Glossary of Weather Terms
          Storm Prediction Center

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Earthquakes and Volcanoes

Geological Survey
Earthquake Hazards Program
Recent Earthquake Activity in the USA
Recent Earthquake Activity around the world
National Oceanic and Atmospheric Administration
Natural Hazards
Volcano Hazards Program

Fossils

Forest Service
          Paleontology
Geological Survey
          Information on Fossils and Fossil Collecting
National Park Service
          Dinosaur National Monument
           Dinosaurs and Their Habitat
           Morrison Formation
          Florissant Fossil Beds National Monument
          Fossil Butte National Monument
          Hagerman Fossil Beds National Monument
          John Day Fossil Beds National Monument
          National Archeological Database
          Wind Cave National Park

Oceans and Water

Department of the Navy
          Naval Meteorology Oceanography and Command
          Office of Naval Research
Geological Survey
          Coastal and Marine Geology Program
          Water Resources of the United States
National Oceanic and Atmospheric Administration
          Atlantic Oceanographic and Meteorological Laboratory
          International Year of the Ocean
          National Ice Center
          National Ocean Service
          National Oceanographic Data Center
          Oceanography Resources on the Internet
          Pacific Marine Environmental Laboratory
           Research
          Tsunami Data at NGDC
          Tsunami Research Program
Smithsonian
          Ocean Planet

Rocks and Minerals

Minerals Management Service
Forest Service
          Minerals
Geological Survey
          Mineral Resources Program
          Mineral Yearbook
          Natural Gemstones
          Rocks and Minerals and Mineral Collecting
Smithsonian Institution
          Department of Mineral Sciences