Access to information, policy initiatives, advice, and analysis on issues of energy efficiency and renewable energy, from the U.S. Department of Energy. Its network is responsible for tracking the technological, economic, and...

An overview of renewable energy resources in Texas, aside from wind and solar energy. Covers hydropower, geothermal energy, and biomass.

Energy! What do you know about it? Use this terrific site to find out everything about it through a series of Q&As. Educators will find useful lesson plans at the related Teacher's site.

ABC Da Energia describes the many ways that energy can be obtained and conserved. It explains different sources of energy, how each works, and how energy can be saved in our daily lives. Interactive energy-saving activities and games...

Electricity is considered a secondary energy source because it is generated from other sources such as water and wind. Learn about electricity demand in the U.S. as well as the challenges we face in the future to continue to provide...