The program will pay residents for excess solar power they produce on their roofs, with the aim of generating enough to power 30,000 homes.
And at least one coal-loving Democrat, Sen. Joe Manchin of West Virginia, agrees.
The 15-acre sinkhole was caused by the collapse of a salt mine that served the petrochemical industry.
The number of bumblebees killed by a pesticide application in Oregon has risen to 50,000, and nature lovers are calling for stronger regulation of neonicotinoid insecticides.
An EPA rule cracking down on power-plant pollution that crosses state borders was struck down by a federal court last year. Now the Supremes will hear the case and could reinstate the rule.
Epic floods forced more than 100,000 people to flee their homes last week in Alberta, Canada, prompting questions about the link between climate change and flooding.
Climate activists are pushing a state ballot measure that would tax carbon emissions from gasoline, heating oil, and other fossil fuels.
Water wells close to natural-gas operations in Pennsylvania were more likely than others to be contaminated with dissolved methane and other gases, researchers found.
America's most contaminated nuclear site appears to have sprung another leak, just five miles from the Columbia River.