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Category: Applications

News Archive

Landsat Applications

  Agriculture, Forestry and Range Resources Land Use and Mapping Geology Hydrology Coastal Resources Environmental Monitoring Discriminating vegetative, crop and timber types Classifying land uses

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What is the Economic Value of Satellite Imagery?

Does remote-sensing information, such as that from Landsat and similar Earth-observing satellites, provide economic benefits to society, and can this value be estimated? Using satellite data for northeastern Iowa, U.S. Geological Survey scientists modeled the relations among land uses, agricultural production, and dynamic nitrate (NO3) contamination of aquifers.

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Lake Djoudj, Senegal

In August 2006, the United Nations Environment Programme (UNEP), released an atlas entitled: “Africa’s Lakes: Atlas of Our Changing Environment.” The atlas relies heavily on

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Assessing drought impact

Contributor: Alexander F. H. Goetz, University of Colorado at Boulder More than 10 percent of the United States’ High Plains region is made up of

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Monitoring urban growth

Contributor: Jeffrey G. Masek, NASA Goddard Space Flight Center Traffic jams and air pollution in large metropolitan areas are sure signs of expanding populations. Across

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Monitoring deforestation

Location: Rondônia, Brazil Source: USGS Earthshots These images show a portion of the state of Rondônia, Brazil, in which tropical deforestation has occurred. The 1975

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Mapping major geologic features

Location: Harrisburg, Pennsylvania This Landsat view shows Harrisburg and the Appalachian Mountains of central Pennsylvania. The Piedmont province is visible in the lower right corner. The

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