USGS: Science Topics: geography

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Geography

Study of the earth's landforms, topography, and climate, the distribution of flora and fauna, and the distribution, culture, and activities of human populations.

Subtopics:
Cartography (64 items)
Paleogeography (1 items)

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Results 41 - 50 of 159 listed by similarity [list alphabetically]

Digital Orthophoto Quadrangles (DOQs) [More info]: Description of what Digital Orthophoto Quadrangles are and how to obtain them plus information on the DOQ program, points of contact, DOQ status graphic, examples of DOQs, and free data viewer software.
Digital shorelines for Boston Harbor [More info]: Modified version of paper by F.T. Manheim and A.G. McIntire, Civil Engineering Practice, Vol. 13, No. 1, pp. 35-48 (1998). A new shoreline file has been created for Boston Harbor by digitizing and combining the most recent charts.
Drought Monitoring with VegDRI [More info]: The Vegetation Drought Response Index is a drought monitoring and mapping tool integrating satellite observations of vegetation and climate with land cover, soil characteristics, and other environmental factors.
Earth as art three [More info]: Images from the Landsat 5 and Landsat 7 satellites chosen for their aesthetic appeal, with color manipulated to enhance color variation or details.
Earth Resources Observation & Science (EROS) [More info]: Access to products archived at the EROS Data Center, Sioux Falls, SD, including aerial photography, remote sensing data, satellite imagery, maps, and elevation data with product search retrieval and ordering information.
Earth Resources Observation and Science (EROS) Center Popular Web Sites [More info]: List of links leading to remote-sensing, satellite imaging, and general mapping produced by this USGS science center.
EarthExplorer [More info]: Query and order satellite images, aerial photographs, and cartographic products through the U.S. Geological Survey. Log in as a guest or as a registered user with more privileges. Uses Java Script or Applet Versions for PC, MacIntosh, and Unix programs.
Earthshots, satellite images of environmental change [More info]: Satellite images of geographic areas of interest, cities, deserts, glaciers, geologic features, disaster areas, water bodies, and wildlife linked with articles, maps, and other images such as AVHRR, photographs, and special project images.
Effects of urban stormwater-management strategies on stream-water quantity and quality [More info]: Changes in the way communities address potential problems with stormwater runoff may affect surface waters. This study combines geographic with hydrologic analyses to better understand the effects of the management strategies.
Everglades Depth Estimation Network (EDEN) for support of biological and ecological assessments [More info]: Integrated network of real-time water-level monitoring, ground-elevation modeling, and water-surface modeling that provides scientists and managers with current on-line water-depth information for the entire freshwater portion of the Greater Everglades.

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