These documents describe the potential impacts of global climate change in each of the fifty states. Impacts discussed include temperature change, changes in precipitation, human health effects, rise in sea level, and changes to water supplies. Additional impacts are predicted for agriculture, forest cover, and sensitive ecosystems. Full description.

The homepage of the Union of Concerned Scientists provides visitors with an overview of the science community's concern with environmental issues, energy policy, scientific integrity, and public health. Materials include news articles, reports, and suggestions for people who wish to become active in promoting these issues. Full description.

Users can choose from a large variety of maps for viewing, downloading, and/or printing. A set of quick links is provided to maps of current or general interest, and the remaining collection can be searched by country, continent, region, or theme. Links to other map sites are provided. Full description.

This publication provides an overview of two NASA funding programs, the National Space Grant College and Fellowship Program (Space Grant) and the Experimental Program to Stimulate Competitive Research (EPSCOR). A listing of contacts for these programs in all 50 states (20 states for EPSCOR), the District of Columbia, and Puerto Rico is provided, as well as a link to the Space Grant homepage. Full description.

This website provides access to information designed to protect and prepare individuals from severe weather. Materials presented here include forecasts for aviation and marine interests and the general public, maps, statistical data, educational materials, publications, and links to related sites. Full description.

This service allows users to locate, use, and share environmental information about watersheds where they live. Individual watersheds can be searched by map, place name, or Zip code. "Adopt your watershed" encourages individuals to become involved in stewardship and conservation of watersheds where they live. An environmental website database contains hundreds of URLs and can be searched by state, ... Full description.

This museum exhibit allows visitors to examine how medical imagery has changed the way we look at our bodies. Exhibits include modern medical imaging, art and artifacts, and historic medical illustrations and models. Full description.

This collection of images shows geologic features in many of the country's national parks. The collection is searchable by park name, state, year, or by the name of the photograph. Each photo is accompanied by a brief caption that provides the photographer's name, the date, and a description of the photo. Full description.

Visitors can access general information on the greenhouse effect, how it works, and what impact human-produced emissions are having on the global climate. Materials presented here include discussions of the potential impacts of climate change, actions being taken to mitigate the effects, news articles and publications, tools for estimating emissions and calculating the benefits of reduction strategies, ... Full description.

Visitors to this site can access a brief description of what a well is and how it works. Topics include the basic types of wells, well construction, and tips on preventing contamination of wells. Full description.