This information can be used for Exposure Characterization. Many links to sites related to environmental and occupational health and safety. Extensive gateway to over 50,000 sites in 120 disciplines pertaining to science and engineering. Many sites related to all aspects of ERA can be found here. The Risk Analysis Center contains information about a variety of risks you face from crime, disease, sports injuries, food, workplace accidents, travel, pollution and other risks ranging from the remote to the ever-present.
Access is free on registration.
Free access to the National Library of Medicine's MedLine abstracts. This contains searchable abstracts of journal articles and books related mostly to human health risk, but information on food chain effects can also be found here. FWS.COM U.S. Fish and Wildlife Service. Site information about freshwater and anadromous fish, migratory birds, endangered species, wetlands, conserving coastal areas, and environmental contaminants. The Endangered Species Act and data about listed species can be obtained from this site, free of charge.