Trump has called climate change a “hoax,” he pulled the United States out of the 2015 Paris climate accord during his first term and has said he would do so again. He has also pledged to expand oil and gas production, eliminate subsidies for clean energy and electric vehicles, and roll back regulations aimed at reducing planet-warming emissions.

When they list measures that are making the most difference, it lines up with policies Trump has said he'll target. These rollbacks will come as more lives are being lost in heat waves, record amounts of climate pollution are accumulating in the atmosphere,

The election of Donald Trump as president for a second time and the Republican takeback of the U.S. Senate could undo many of the national climate policies that are most reducing planet-warming greenhouse gas emissions,

President-elect Donald J. Trump promised to delete climate policy. He could face pushback from Republicans benefiting from a boom in clean energy. By Coral Davenport and Lisa Friedman The fight against climate change has taken a body blow with the election ...