In this activity, students will refer to a graph of hydraulic measures of water for the state of Maine to gather and interpret statistics on precipitation, stream flow, depth to groundwater, and others; and examine an...

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...

Worldwide, hydropower plants produce about 24 percent of the world's electricity and supply more than 1 billion people with power. The world's hydropower plants output a combined total of 675,000 megawatts, the energy...

Water Resources: This is a page from the USGS's Water Science for School's web site. This article answers the question: How much water is there on (and in) the Earth?

Every year, many policy specialists and government officials eagerly await the annual Human Development Report issued by the United Nations Development Programme. Released in early November 2006, this year�s report was...