American Rivers is a national non-profit conservation organization dedicated to protecting and restoring America's rivers and to fostering a river stewardship ethic.

American Whitewater aims to conserve and restore America's whitewater resources and to enhance opportunities to enjoy them safely. Activities include education, conservation, events, safety, and river access.

UK government agency concerned mainly with rivers, flooding, and pollution. Site includes public information and educational materials, "What's in your backyard?" pollution database, and current flood warnings for the UK.

Mainly European information on river-basins, ecological projects, organizations working on rivers, and threats to rivers. Includes comprehensive page of European river links. Multilingual site.

A private, nonprofit trust that works cooperatively with landowners to increase tributary flow to benefit Montana's native fish species.

The National Rivers Website provides information on canoeing, kayaking, fly-fishing, rafting, river conservation, river access, and river navigability law.

Spatial and temporal analysis of precipitation, temperature and potential evaporation in the Yunnan Upper Salween (Nujiang) River Basin.

Information about the National River Restoration Science Synthesis (NRRSS) project, which aims to provide a United States national level synthesis that can be used to inform policy at local, regional, and national levels.

Riparian buffers are established and managed to reduce the impact of adjacent land use. Features information from the Wye Research and Education Center at the University of Maryland.

Information about Riparian Management Systems how they help protect water quality through nitrate, phosphorus, and sediment removal. Site from Iowa State University includes details of project sites, FAQs, publications, and research details.

Committed to solving river problems through grassroots citizen action. Works with private land owners and public agencies to acquire and conserve critical areas. Site includes resources for local groups, grants for local projects, and details of the River Conservancy conservation project.

Dedicated to the conservation and improved management of waterways worldwide. News bulletins and pictures.

Network of river groups in the UK and Ireland. Site includes regularly updated news and a message board for the UK rivers community.

Non-profit educational organization dedicated to watershed management with members in 28 US states and 3 countries. Site includes newsletters, conference reports, and educational information.