Users can search the large number of the U.S. Geological Survey's web pages with this engine. In addition to the search box (where a key word or title can be typed), the search is further refined by the incorporation of links to categories of topics. The topics consist of resource types such as Fact Sheets or Maps, subjects such as minerals or water quality, or an organizational search on USGS State ... Full description.

This is the homepage for the National Center for Ecological Analysis and Synthesis (NCEAS). NCEAS sponsors a variety of ecological research projects and more than 250 of these are listed under the Research Projects section. There are also publications of past research projects listed under the Project Results section. Users of this site can browse or perform keyword searches of these project lists. ... Full description.

The Knowledge Network for Biocomplexity is a national network intended to facilitate ecological and environmental research on biocomplexity. It enables the efficient discovery, access, interpretation, integration, and analysis of complex ecological data from a highly distributed set of field stations, laboratories, research sites, and individual researchers. This site allows the user to search for ... Full description.

This Web site is designed to provide a sample of the content the magazine, and to encourage exploration and discussion of themes treated in the magazine. American Scientist is an illustrated bimonthly magazine about science and technology and covers work in fields that range from molecular biology to computer engineering. Readers also enjoy The Scientists' Bookshelf, a comprehensive book-review section ... Full description.

MERLOT is a community of educators in higher education who collaborate to develop and disseminate high quality online resources for faculty to incorporate into their courses. This website provides access to online learning materials along with annotations such as peer reviews and assignments. The educational resources are designed primarily for faculty and students of higher education. Users may browse ... Full description.

This web site is a noncommercial, educational portal and Internet search tool that provides access to reviewed climate change and renewable energy news and information. The Climate Ark's premise is that Climate Change is occurring and that policy must be crafted now in response. The site is dedicated to promoting public policy that addresses global climate change through reductions in carbon dioxide ... Full description.

The Geoscience Digital Image Library (GeoDIL) is a searchable collection of Earth science images intended as a general teaching resource, to specifically facilitate virtual field trips, to enhance the public's scientific and technological literacy, and to assist Earth science programs in smaller schools and colleges that do not have documented images as part of their regular teaching materials. Users ... Full description.

This non-profit scientific organization was established to encourage and support the research activities of both amateur and professional astronomers who are interested in meteor astronomy. Site features include information on meteor showers, fireball sighting, visual observation, radio observation, and meteor spectroscopy. Society members observe, monitor, collect data on, study, and report on meteors, ... Full description.

The Gateway to Educational Materials (GEM) Consortium is a clearinghouse for lesson plans, curriculum units, and other educational resources on just about any academic subject. You can also browse by title or keyword or select the grades/educational levels to search for. Full description.

The Electronic Environmental Resources Library (ERL) provides access to environmental and sustainability resources for community college educators and for their students. The resources are also available for environmental practitioners and the public. Topics include air, energy, environmental management, field services, information management, laboratory services, natural resources, pollution prevention, ... Full description.