Here are some reliable resources from authoritative sources.

Renewable Energy and Energy Efficiency

Energy Efficiency – The US Department of Energy’s homepage for energy efficiency.

Renewable Energy – The US Department of Energy’s homepage for renewable energy. Learn about solar, wind, biofuels, geothermal power and more.

Biofuels Basics – General information about biofuels from the EPA. Check out their resources and recent publications.

CSP – NREL’s page on their Concentrating Solar Power research.

Solar Water Heaters – Everything you need to know about solar water heaters.

AWEA – The American Wind Energy Association’s website.

US Hydropower Potential – DOE’s interactive map showing hydropower potential at non-powered dams.

Geothermal Energy – NREL’s homepage for geothermal energy technologies.

Transportation – Check out the fuel consumption and greenhouse gas emissions associated with just about every vehicle on the market.

AutoEcoRating – An excellent resource for anyone on the market for a new car. AutoEcoRating’s advanced algorithm uses lifecycle assessment to calculate vehicles’ environmental footprints.

Alternative Fueling Station Locator

Fossil Energy

Carbon Capture and Sequestration – The US Department of Energy’s homepage for CCS.

US Natural Gas Data – From the Energy Information Administration.

Other Resources

US Energy Data – Want data? All the data you could ever want about US energy consumption, from the Energy Information Administration.

Government Incentives – DSIRE, the Department of Energy’s national database of federal and state incentives for renewables and energy efficiency.

Blogs We Like

Andrew Revkin’s Dot Earth at the New York Times
Climate Progress from ThinkProgress
Plugged In at Scientific American
The Equation from the Union of Concerned Scientists