Works with indigenous and environmental organizations in the Amazon Basin to defend the environment and advance indigenous rights in the face of large-scale industrial development. Provides news, campaigns, resources and contacts.

Shows how seismicity patterns build with time. Provided by USGS National Earthquake Information Center.

Provided by U.S. Geological Survey National Earthquake Information Center.

Information about the Guiana Shield, a geologically ancient, biologically rich and culturally diverse territory designated by geological formations in northeast Brazil, French Guiana, Suriname, Guyana, Venezuela and Colombia. [several languages]

Information and photographs of volcano activity.