Energy Efficiency

The U.S. Department of Energy supports research, development, and deployment projects that increase energy efficiency nationwide.

Photo of residential home with roof covered in solar panels Photo of the exterior of an energy-efficient office building Photo of a plug-in hybrid Photo of an industrial manufacturing machine Photo of a government building with iconic concrete steps and large pillars

Homes 

Our homes can be more comfortable, livable and affordable with new, energy efficient technologies.

Buildings 

High- and low-tech solutions are making buildings new and old more efficient.

Vehicles 

Efficient vehicles promise to reduce our dependence on imported oil.

Manufacturing 

Making our industrial plants more energy efficient keeps America productive.

Government 

As the largest single energy consumer in the United States, the federal government strives to become more energy efficient, leading the way for all levels of government.