The move comes three decades after Jimmy Carter put solar panels on the White House roof, and three years after the Obama administration promised to do the same.
Scientists have been puzzled by a drop in worldwide sea levels in 2011. New research suggests that deluges in Australia were largely responsible.
State lawmakers concerned about radioactive leaks want the Vermont Yankee nuclear plant shut down, but a federal court ruled that's beyond their power.
Should an energy company be allowed to suck millions of gallons a day from the Ohio River?
Boise, Idaho-based WinCo could teach Walmart a thing or two. And the regional grocery-store chain is expanding.
The U.S. has been working with other nations to reduce short-lived climate pollutants, but new research suggests this strategy will have limited success.
Petcoke has been piling up on Detroit's riverfront near a refinery processing tar-sands oil from Canada, but the city has finally had enough.
Energy companies work the system so that landowners who lease drilling rights to their property rarely see royalties as high as expected.
Half of a sampling of "bee-friendly" plants purchased from major retailers tested positive for bee-killing neonic pesticides, according to a new report.