A collaboration between several Virginia-based, Chesapeake Bay-related organizations, this educational website includes lesson plans, field trips, and student projects and activities. The included lesson plans represent...

This article discusses the effects of human activities on the interaction of ground water and surface water. Produced by the United States Geological Survey (USGS), this site provides solid textual content along with...

This description is of field measurements of soil erosion and runoff as written by the Food and Agriculture Organization of the United Nations. The site addresses everything from experimental practices to actual...

This manual has been written with the intention of providing technicians and extension workers with practical guidelines on the implementation of water harvesting schemes. However it will also be of interest to a wider...