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Supertopics:
Renewable Energy Resources
Kinds of Renewable Energy Resources
Subtopics:
Solar Energy
Types of Solar Energy
Solar Energy In Particular Places
Solar Energy Miscellany
Wind Energy (Wind Power, Wind Turbines)
Wind Energy on the Rise
Wind Power Efficiency
Wind Energy Problems
Recycling Wind Energy
Sailboats, Sailing Ships
Unpowered Wind Catchers for Cooling Buildings
Wind Energy Miscellany
Biofuels (Plants as Energy Resource)
Types of Biofuels
Biofuel Problems
Biofuel Organizations
Biofuel Legislation
Biofuel Market Developments
Hydroelectric Energy (Hydropower)
Hydroelectric Power from River Flow
Energy from the Ocean
Geothermal Energy
Geothermal Energy as Earthquake Risk
geothermal energy potential discovered in West Virginia
web
Eli Kintisch
Science
2010-10-04
geothermal energy is now worth the high startup cost
web
Marla Dickerson
Los Angeles Times
2008-11-03
Animal-Powered Technology
Human-Powered Technology