Process of using chemical reactions on sensitized emulsions, films or plates exposed to light (or other forms of radiant energy) to produce images or representations of objects.
Platte River Program, a USGS Place-Based Studies Program [ More info] Site for the Platte River Program in Nebraska an area that is a critical staging area for migratory waterbirds of the Central Flyway. Includes links to color-infrared aerial photos, 1938 historic aerial photos, and Cottonwood Ranch research site.
South Florida Information Access (SOFIA) projects by region [ More info] Listing of South Florida Information Access (SOFIA) projects by region
Space Acquired Photography [ More info] These photographs were taken by Gemini mission astronauts with handheld cameras or by the Large Format Camera (LFC) that flew on space shuttle Challenger in October 1984.
USGS St. Petersburg Coastal and Marine Science Center [ More info] Extreme storms, sea-level rise, and the health of marine communities are some of the major societal and environmental issues studied by this part of USGS.
USGS image collections [ More info] Homepage to access a large number of photograph collections on many subjects including national parks, ecosystems, plants and animals, and geologic features.
USGS multimedia gallery [ More info] Photographs of landscapes, earth history, waterways, wildlife, changing worlds, and earth scientists.
View USGS maps and aerial photo images online [ More info] Links to selected partner sites where USGS maps and aerial photo images may be viewed with a web browser.
Volcanoes of Hawaii feature stories archive [ More info] Archive of feature stories on volcanic features on the Big Island, guided tours of Hawaii Volcanoes National Park, eruptions and eventful earthquakes, and other topics about the work of scientists at the Hawaiian Volcano Observatory.
Volcanoes of Hawaii photo gallery [ More info] Images of Hawaiian volcanoes and the islands they've built in the past few million years, and images of recent eruptions.
Alphabetical Index of Topics
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