Useful listings of links to other sites that provide detailed information on endangered species, with an emphasis on the United States, including species habitat, mating habits and dietary patterns.
From NASA's Goddard Space Flight Center. A collection of more than 20,000 descriptions of Earth science data sets and services covering all aspects of Earth and environmental sciences.
Multi-disciplinary science organization that focuses on biology, geography, geology, geospatial information, and water, we are dedicated to the timely, relevant, and impartial study of the landscape, our natural resources
A scientific and educational society founded in 1904. Its 10,000 members share interests in the theory, methods, and practice of geography and geographic education. The AAG holds annual meetings and regional events and publishes a newsletter, journals, and books..
AMS promotes the development and dissemination of information and education on the atmospheric and related oceanic and hydrologic sciences and the advancement of their professional applications.