A division of the US Department of Agriculture, the Natural Resources Conservation Service (NRCS) has a mission to provide leadership and partner with private land owners to "help people conserve, maintain, and improve...

Nonprofit that works in less developed countries to implement appropriate and sustainable technologies to meet basic human needs. This web site contains articles, courses, and case studies, and events.

USGS Water Management: The USGS provides maps, reports, and information to help others meet their needs to manage, develop, and protect America's water, energy, mineral, and land resources. Some of the seventeen topics...