General:

• CleanTechnica
• ClimateProgress (ThinkProgress)
• Loren-Green SlideShare presentations
• PlanetSave
• Rocky Mountain Institute

Electric Vehicles:

• AutoBlogGreen
• ChargedEVs
• DriveGreen – Plug-in Electric Vehicle Resource Center
• Electric Auto Association
• EVObsession
• EVNewsReport
• EVWorld.com
• Gas2
• Green Car Reports
• GreenCars.org
• PlugInAmerica
• PlugInCars
• Wikipedia – List of Production Battery Electric Vehicles

Energy, Solar and Wind Power:

• NREC – Natural Resources Defense Council
• SEIA – Solar Energy Industries Association
• U.S. Database of Solar Manufacturers, Installers & Suppliers (Source: SEIA)
• SolarLove

 Water:

• Home Water Works (Alliance for WaterEfficiency)
• Water Conservation (National Geographic)
• Water Use It Wisely
• USGS Water Use in the United States

Gardening and Food:

• Eat Well Guide
• Sustainable Food Center
• Sustainable Table
• TakePart/Food, Inc.

Recycling and Waste:

• I Want To Be Recycled
• Recyclebank
• Reduce, Reuse, Recycle – U.S. EPA
• Recycling Responsibly – GreenerGadgets.org