Nevada Gov. Brian Sandoval plans to sign a bill will let homeowners with solar panels sell excess electricity to their utility at retail rates, his office says. Drew Angerer/Getty Images hide caption

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Drew Angerer/Getty Images

A work crew for the Pittsburgh company Energy Independent Solutions installs solar panels at a community building in Millvale, Pa. Reid Frazier/The Allegheny Front hide caption

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Reid Frazier/The Allegheny Front

As Coal Jobs Decline, Solar Sector Shines

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K.K. DuVivier stands by a smart meter that sends electricity back to her utility, Xcel Energy. The Denver home gets credits from Xcel for power that's added back to the grid. Grace Hood/Colorado Public Radio hide caption

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Grace Hood/Colorado Public Radio

As Rooftop Solar Challenges Utilities, One Aims For A Compromise

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Kevin Butt, Toyota's regional environmental sustainability director, at a facility that uses methane to generate clean electricity to help run Toyota's auto plant in central Kentucky. Jennifer Ludden/NPR hide caption

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Jennifer Ludden/NPR

Big Business Pushes Coal-Friendly Kentucky To Embrace Renewables

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Judith Ausah (left) and Evelyn Sewodey create solar panels at the Lady Volta Vocational Center for Electricity and Solar Power in Ghana. "At first, I thought it was man's work," says Ausah, whose 2-month-old daughter stays in the school nursery. "But I came here and saw that, yes, women can do it." Ginanne Brownell/For NPR hide caption

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Ginanne Brownell/For NPR

About a quarter of California's electricity comes from renewable sources, like this wind farm outside San Diego. Lauren Sommer/KQED hide caption

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Lauren Sommer/KQED

Renewable Energy Sector Remains Optimistic Amid Trump Policy Outlook

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Eric Frumin (right) stands in front of his solar panels on the roof of his Brooklyn home alongside architect David Cunningham (left) and AeonSolar's Allen Frishman (center). Courtesy of Eric Frumin hide caption

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Courtesy of Eric Frumin

SolarReserve's Crescent Dunes Solar Energy Plant, located near Tonopah, Nev., features an array of 10,347 mirrors arranged in a circle 1.75 miles across. A 640-foot-tall tower glows when the sun's energy is concentrated and directed to the top. SolarReserve hide caption

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SolarReserve

Solar And Wind Energy May Be Nice, But How Can We Store It?

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Akhararat W/iStockphoto.com

Nevada Solar Power Business Struggles To Keep The Lights On

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The Noor I Concentrated Solar Power plant, shown on Thursday, is the first phase of a large solar thermal power plant that is intended to supply more than a million Moroccans with electricity. Fadel Senna/AFP/Getty Images hide caption

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Fadel Senna/AFP/Getty Images

"Solar trees," which suspend solar panels over parking spaces in San Diego, collect electricity. Generating solar power like this is just one rung on a ladder the city will have to climb to reach 100 percent renewable energy by 2035. Clare Trageser /KPBS hide caption

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Clare Trageser /KPBS

San Diego Mulls Whether To Let City, Not Utility, Buy Alternative Energy

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A SolarCity employee installs a solar panel on the roof of a home in Los Angeles in 2014. California's utilities want to pay new solar customers less for their extra electricity and to add new monthly fees. Bloomberg/Bloomberg via Getty Images hide caption

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Bloomberg/Bloomberg via Getty Images

Like Night And Day: How Two States' Utilities Approach Solar

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Wind turbines dot the landscape in Mojave, Calif. The recent extension of federal tax credits is expected to give the wind and solar energy industries a big boost. Irfan Khan/LA Times via Getty Images hide caption

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Irfan Khan/LA Times via Getty Images

Tax Breaks, Falling Costs Are Boosting Wind And Solar

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