Describes the characteristics and functions of each of the six layers of the earth's atmosphere.

Learn how scientists use the study of ice cores, the carbon cycle and computer models to understand climate change.

Read about the impact of what some forecasters warn could be the most destructive weather pattern of the century.

Take a look at the cycles of drought and flood caused by the periodic warming of the Pacific Ocean. Learn how wind and water drive El Nino.

Study data tables, diagrams and images in this learning module on glacial cycles and global warming .

University of Illinois provides this colorful tutorial on the atmospheric sciences covering weather patterns, forecasting, and hurricanes.

Watch satellite video footage showing hurricanes in motion. Requires QuickTime.

Laboratory in Princeton, New Jersey, conducts research into oceanic and atmospheric trends. View models created using its supercomputer.

Learn about the effects of El Nino around the world, and what scientists are finding out about this mysterious weather phenomenon.

Great Britain's Meteorological Office presents an extensive archive of graphics illustrating the movements of cyclones and hurricanes.

Offers a video clip from a television special about global warming, and provides a game for determining one's level of fossil fuel consumption.