Energy Resources

Renewable energy can supply half of California's electricity by 2030. Technologies and improved grid practices are available today to ensure a cost-effective, reliable electricity supply.

Learn how electricity gets from power plants to your house. An overview of the electricity grid, including its primary components, history, and future opportunities.

Stronger renewable energy and energy efficiency standards would drive investment, save consumers money, and reduce emissions.

The Production Tax Credit (PTC) is a federal incentive that provides financial support for the first ten years of a renewable energy facility's operation.

Ramping up renewable energy to 40 percent of Minnesota’s electricity by 2030 is achievable, affordable, and delivers substantial economic benefits to communities across the state.

In 2000, both the United States and Russia agreed to dispose of a significant fraction of their excess plutonium—but so far they haven’t.

Learn how heat from the Earth is converted into electricity in this comprehensive overview, including a discussion of the geothermal resource, its environmental and societal impacts, and its potential for future expansion.

Learn how moving water is converted into electricity in this comprehensive overview, including a discussion of the hydropower resource, its environmental and societal impacts, and the potential for future expansion of hydroelectic energy.

The EPA currently underestimates the power of renewable energy. The U.S. could achieve much greater reductions in carbon emissions by strengthening the role of renewables in the Clean Power Plan.

By 2017, more than half of US states could have rooftop solar that's as cheap as local electricity rates.

A definitive, scientific retelling of exactly what happened at Fukushima—and an urgent reminder that U.S. nuclear power isn’t as safe as it could and should be.

Solar power – clean, reliable, and increasingly affordable – is experiencing remarkable growth across the U.S.