This site provides access to weather and climate imagery, including unique visuals of atmospheric and solar phenomena, pollution, clouds, research instruments, field projects, landscapes, and educational settings. It also contains links to other digital image sites and a place to store personally selected images for later viewing. Full description.

This photograph shows the damage to the City Hall in Santa Rosa, California that was caused by the San Francisco Earthquake that occurred on April 18, 1906. Full description.

This photograph shows the damage to the Old City Hall in San Francisco, California, that was caused by the San Francisco Earthquake that occurred on April 18, 1906. Full description.

This photograph shows the trace of a fault (in trench phase) as it passes beneath a barn. The trace developed during the April 18, 1906 San Francisco Earthquake. The location is the Skinner Ranch, near Olema, Marin County, California. Full description.

This photo shows damage caused by the Loma Prieta Earthquake, October 17, 1989, in San Francisco. An automobile lies crushed under the third story of this apartment building in the Marina District. The ground levels are no longer visible because of structural failure and sinking due to liquefaction. Full description.

Users can access images from historic earthquakes by choosing the name of the earthquake from an alphabetical listing. The images are available in three resolutions and are accompanied by brief written descriptions. Full description.

This collection of images is the online version of a CD-ROM publication containing 103 digitized color 35-mm photos of the 1989 Loma Prieta earthquake. The images are accompanied by an index map showing the localities where they were taken. They are browsable by location, by thumbnail, or by screen-resolution image. A PDF version and slideshow is also available. Links to additional information on ... Full description.

The glossary has about 60 terms that are primarily types of volcanoes or vents, eruption types, and eruptive products. Clicking on a term displays a captioned photograph illustrating the concept and a glossary definition. Below the photgraph are related glossary terms and sometimes other information or photograph links. Full description.

This basic information about Foraminifera, an important microfossil explains what they are, where they live, and why they are important and also how they are used in the search for petroleum. The biology and classification of Foraminifera are also covered. In addition, photomicrographs of Foraminifera as captured by the Environmental Scanning Electron Microscope at the Museum of Paleontology are included. ... Full description.

This tutorial explains common cloud classifications and the Latin root words that have been adapted to create the various names of clouds. The classification is subdivided into high-, low-, and mid-level types, clouds with vertical development, and other, less common types. Each description is accompanied by an example photograph. Full description.