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June 24, 2013
This North Carolina home gets most of its space heating from the passive solar design, but the solar thermal system (top of roof) supplies both domestic hot water and a secondary radiant floor heating system. | Photo courtesy of Jim Schmid Photography.
Passive Solar Home Design

Passive solar design takes advantage of a building’s site, climate, and materials to minimize energy use.

June 24, 2013
There are many opportunities to improve the energy efficiency of manufactured homes. | Photo courtesy of ©
Energy-Efficient Manufactured Homes

Like site-built homes, new manufactured homes (formerly known as mobile homes) can be designed for energy efficiency and renewable energy.

June 20, 2013
The Energy Systems Integration Facility at the National Renewable Energy Laboratory in Golden, Colorado. | Photo by Dennis Schroeder, NREL.
SLIDESHOW: Tour the National Renewable Energy Lab’s Latest Research Center

Browse through our slideshow featuring unique elements of a new research center focused on boosting clean energy technologies.

June 17, 2013
Harnessing the Power of the Sun, Solar Impulse Plane Lands in DC Area

Today, Secretary Moniz spoke at an event welcoming the arrival of the solar-powered Solar Impulse plane at Dulles International Airport near Washington, D.C.

June 7, 2013
Announcing the "Top 10" List of Green Utility Leaders

Find out if your utility made the National Renewable Energy Laboratory's list of top green power programs.

May 23, 2013
Secretary Moniz: What the Natural Gas Boom Means for the Future of Renewables

Yesterday, Secretary Moniz answered employee questions at a town hall forum. Learn what he has to say about impact of the natural gas boom on the future of America's growing clean energy industries.

May 16, 2013
Illustration of a solar water heater.
Heat Transfer Fluids for Solar Water Heating Systems

Choosing the right fluid for your solar water heater is important. Learn more about your options.