Contained on this page are satellite images pointed over different severe storm and special weather event areas. Each event has imagery that has been captured in the visible, infrared and water vapor frequencies. Locations vary depending upon current weather events. Full description.

The European Space Agency's Mars Express Satellite has recorded images in three different bands of the southern polar cap of Mars, which show both frozen carbon dioxide and water ice. The images are presented with a brief caption and links to other Mars Express imagery and status reports. Full description.

This collection of imagery and visualizations is derived from the geosynchronous and polar orbiting environmental weather satellites administered by the National Oceanic and Atmospheric Administration's (NOAA) National Environmental Satellite Data and Information Service. Other sources include the European Organization for the Exploitation of Meteorological Satellites (EUMETSAT) and The National Space ... Full description.

This is a collection of high-quality photographs of Mars, showing evidence of water. Each photo is available in multiple versions, and is accompanied by a detailed description of what it illustrates. Full description.

This site presents average ice conditions estimated using satellite passive microwave data for the most recent month available, as well as snapshots of trends and anomalies that compare these recent conditions with the mean for the month. Full description.

Until very recently, planetary scientists had thought that Mars is a cold, dry planet. Then in the summer of 2000, NASA released images from the Mars Global Surveyor showing evidence of very recent seepage of ground water from crater and valley slopes in the planet's southern hemisphere. It seems that substantial reservoirs of the water that once may have run so copiously on the surface may still ... Full description.

This set of slides shows imagery of clouds as seen from above, in space, by various satellites and space shuttle missions. Each slide is accompanied by a brief caption describing the feature being shown and the satellite or shuttle mission from which the photo was taken. The slides are available as downloadable high-resolution TIF files, or they can be purchased from Lunar and Planetary Institiute's ... Full description.

Visitors can study this account of the calving of the Larsen ice shelf and the disintegration of the ice shelf around James Ross Island that occured in Austral Summer of 1994-95. The account is in chronolgical order and is accompanied by photographs. Follow-up examinations from 1996-2002 and links to related material are provided. Full description.

This site presents two case studies regarding the Wheeling Creek area of West Virginia. The scenario asks students to research problems and come up with answers to a ficticious local water board's concerns over water quality in the watershed. The site provides students with extensive, yet easy to understand background information on the following topics: Importance of Water, Water Cycle, Hydrosphere, ... Full description.

Segments on Rivers & Streams, Ponds & Lakes, and Wetlands provide information, photos, and graphics related to fresh water resources. The site provides information related to the geology and biology of these ecosystems and some information on technology as well. Each segment provides links to additional resources related to that topic. Students could readily use the site as a resource for ... Full description.