National activities/resources

General Renewables

• Business Council for Sustainable Energy
• The Database of State Incentives for Renewable Energy
• U.S. DOE Office of Energy Efficiency and Renewable Energy
• U.S. DOE Green Power Network – green energy marketing and pricing programs
• Environmental and Energy Study Institute
• Environmental Protection Agency's Green Power Partnership
• Interstate Renewable Energy Council
• National Association of State Energy Offices
• National Clean Cities, Inc.
• National Wind Coordinating Committee
• Renewable Energy Policy Project (Center for Renewable Energy and Sustainable Technology)
• Tradable Renewable Certificates Regulators Handbook:
• U.S. DOE Distributed Energy Resource Project Data Base
  
  

Biomass

• Agricultural Research Services
• Biobased Information System
• EERE Bioenergy Topics
• Biomass Research and Development Initiative
• Biopower Energy Systems
• Oak Ridge National Laboratory Bioenergy Information Network
• EERE Biomass Program
• National Corn to Ethanol Research Center
• USDA Biobased Products and Bioenergy Coordination Council
  
  

Geothermal

• American Geological Institute
• Energy and Geoscience Institute at the University of Utah Geothermal Energy Department
• GeoExchange Geothermal Heat Pump Consortium
• GEO-HEAT Center
• Geothermal Energy Association
• Geothermal heating System - Then and Now
• Geothermal Resources Council
• Geothermal Resource Maps
• National Geothermal Collaboration
• National Oceanic and Atmospheric Administration Geothermal Heat
• EERE Geothermal Technologies Program
• Great Basin Center for Geothermal Energy at the University of Nevada, Reno
• Idaho National Engineering and Environmental Laboratory Geothermal Program
• Southern Methodist University Geothermal Laboratory
• U.S. DOE GeoPowering the West Program
  

Green Power/Renewable Energy Credits

• Selected Green Purchasing Resources
• REC State and Regional Markets
• U.S. Cities for Climate Protection Campaign
  
  

Hydrogen and Fuel Cells

• U.S. DOE Hydrogen and Fuel Cells Technologies Program
  

Solar

• American Solar Energy Society
• Building Integrated Photovoltaic Program
• International Solar Energy
• Million Solar Roofs Initiative
• Solarbuzz.com
• Solar Energy Industries Association
• Solar Electric Power Association
• NREL National Center for Photovoltaics
  
  

Tribal

• DOE Tribal Energy Program
• Economic Stimulus for Tribes
• Guide to Tribal Energy Development
• Office of Congressional and Intergovernmental Affairs

Wind

• American Wind Energy Association
• NREL National Wind Technology Center
• National Wind Coordinating Committee
• Native American Wind Power from WindPowering America
• Public Power in Wind Power from WindPowering America
• Utility Wind Interest Group
• Windustry.org