- RiverNet - provides European river-basin-related worldwide information on ecological projects, problems and organisations on rivers.
- Great Canadian Rivers - offers information on the history, ecosystem, culture, recreation, and economy of great Canadian rivers from coast to coast.
- Canadian Heritage Rivers System - established to give national recognition to the important rivers of Canada, to conserve them and to encourage the public to learn about and appreciate them.
- UK Rivers Network - campaign for river conservation, education, and restoration through community action. Also offers directory of links concerning water pollution.
- MBGnet: Rivers and Streams - general information on watersheds, how a stream becomes a river, and river zones.
- Western Center for Environmental Information - provides a summary and listing of streams in the U.S. designated as threatened.
- Geography Action! Rivers 2001 - the National Geographic Society presents river conservation activities and information geared toward the K-12 student.
- A River Runs Through Us: Bear River Watershed Education Project - a water quality monitoring program for 5th-12th grade students and teachers throughout the Bear River Watershed (Utah, Idaho, and Wyoming).
- WWF: The Rivers of Guianas - expedition working to protect the biodiversity of the Guianas in the areas of logging and deforestation, poaching, and mercury contamination.