Database for physical and human geography, earth and environmental sciences, ecology, and related disciplines, focusing on the human and social impacts on both.
Bibliographic database that indexes scientific literature in the geosciences, including geology. Covers geological information on North America since 1785, and other areas of the world since 1933.
Database of scholarly, government and general-interest sources covering the environmental effects of individuals, corporations and governments and what can be done at each level to minimize negative impacts.
Natural Hazards Center at the University of Colorado, Boulder is a national and international clearinghouse for information on natural hazards and human adjustments to hazards and disasters.
Mineralogy
Athena Mineralogy A large mineralogy database hosted and maintained by Perre Perroud an expert in mineral specimen collection and an affiliate of the Museum of Natural History at the University of Geneva, Switzerland.