Renewable energy and energy efficiency technologies are key to creating a clean energy future for not only the nation, but the world. This Web site describes NREL's research in renewable energy technologies, and also provides information on energy efficiency and various applications of renewable energy.
Advanced Vehicles & Fuels 
Learn the basics about advanced vehicle technologies and alternative fuels. Find out how they contribute to fuel efficiency, reduce harmful air emissions, and help decrease our need for petroleum imports.
Energy Delivery & Storage
Learn about technologies, including hydrogen, that move energy from point A to point B and others that store it.
Using Renewable Energy
Find resources to help use renewable energy at your home, farm, ranch, small business, or as an electricity provider.
