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Browse topic: (Science.gov home) > Natural Resources and Conservation > Ecosystems > Wetlands
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E:
Earth’s Water Cycle in a Changing Climate - Webcast of a presentation at the Library of Congress by Peter Hildebrand, chief of the Hydrospheric and Biospheric Sciences Laboratory at NASA Goddard Space Flight Center. [U.S. Library of Congress (LOC), Science, Technology and Business Division]

M:
Mapping Water Use from Space - Webcast - Webcast of a talk at the Library of Congress. Martha Anderson, PhD., talks about using images from the Landsat satellite program to monitor water use and drought on U.S. farms. It is used to measure evapotranspiration, the total amount of water used in the process of growing crops. [U.S. Library of Congress (LOC)]

N:
National Wetlands Research Center, Lafayette, Louisiana - Homepage with links to general information, staff, issues and capabilities, library, publications and data [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS)]

Nonindigenous Aquatic Species Database - A central repository for spatially referenced biogeographic accounts of introduced aquatic species. [U.S. Department of the Interior (DOI), U.S. Geological Survey (USGS), Southeast Ecological Science Center]

O:
Observing the Living Oceans from Space. Webcast - A Webcast of a presentation by Gene Feldman, NASA Goddard Space Flight Center. [U.S. Library of Congress (LOC)]

W:
Water - By 2025, as much as two-thirds of the world’s population could be living under water-stressed conditions where water becomes an impediment to health, peace, and socio-economic development. Statistics like this one make water one of the largest challenges of the 21st century, a foreign policy priority, and an area in which the U.S. Department of State is actively engaged. Our strategy is founded in the belief that many countries are already, or will experience water problems, including; shortages [U.S. Department of State]