united states

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• Top/Regional/North America/United States/Science and Environment

• - An investigation of the effects of increased temperatures, changed precipitation, and shifts in the historic hydrologic cycle on the fresh water supply from the Bull Run watershed. From the Department of Civil and Environmental Engineering, University of
  
• - Federally funded assessments of the dangers associated with rising sea levels, with a focus on what people should do today to prepare for the consequences. Includes maps of vulnerable areas, abstracts on beach erosion and barrier islands, saltwater intrus
  
• - Intended to provide a detailed understanding of climate-related problems facing the U.S. and to examine the possible coping mechanisms that exist to adapt to these problems.
  
• - News highlights, publications, initiatives and links to regional centers. Established by the U.S. Congress House of Representatives and the Senate, the center's mission is to assist the nation in its response to human-induced influence on the environment.