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States aren’t technically members of ISO-New England, the regional grid operator. So leaving would mean instructing utilities and other organizations that own transmission lines to withdraw from the organization themselves.

The Green Mountain National Forest issued its final decision on the Telephone Gap Integrated Resource Management Project this week.

NPR's Juana Summers speaks with Mikhail Chester, professor of engineering at Arizona State University, about how extreme heat affects transportation infrastructure.

NPR's Michel Martin talks Peter DeCarlo at Johns Hopkins University about the haze and air quality alerts throughout the U.S. that are generated by hundreds of wildfires in Canada.

NPR's Michel Martin speaks to Adm. James Stavridis. He led the NATO Alliance in global operations (2009-2013) and is the former dean of the Fletcher School of Law and Diplomacy at Tufts University.

As the U.S. plans new mines for copper, lithium and other metals to use in green technologies, mining projects in the West could threaten scarce water supplies.

The pilot program comes as residents in other parts of Europe have been denouncing — and in some cases confronting — the droves of tourists who flock to its historic cities and picturesque beaches every year.

The Trump campaign is telling Michigan that Vice President Harris would ban gas-powered cars. At a rally in Flint, she pushed back – and said Trump would be bad for the state’s best-known industry.

When living things cross into new territory, they are often viewed as threats. But Sonia Shah, who has written a new book — The Next Great Migration -- says the "invaders" are just following biology.

In 2016, Donald Trump offered a list of things he wanted to accomplish as president. As his first anniversary in office approaches, here is what he can check off and what is incomplete.