The levies are expected to drive up costs for U.S. companies that rely on renewable energy technology from abroad and scramble supply chains worldwide. Read More

Across the country, companies have been installing giant batteries that help them use more wind and solar power. That’s about to get much harder. Read More

The facility, in Colstrip, Mont., used a new E.P.A. system for requesting special waivers from President Trump. Read More

The move threatens to paralyze the Low Income Home Energy Assistance Program, which helps to offset high utility bills for roughly 6.2 million people nationwide. Read More

For months, the E.P.A. administrator claimed a $20 billion Biden climate program was marred by fraud and abuse. Court documents now tell a different story. Read More

Given the Trump administration’s recent moves relating to climate, the former vice president is looking to the developing world for the next generation of climate activism. Read More

The president wants to weaken limits on tailpipe pollution. Scientists say it’s driving climate change and taking human lives “every day.” Read More

The exhibits were dedicated to the agency’s history. Mr. Zeldin said closing the collection would save $600,000 annually. Read More

A pipeline company’s lawsuit against the environmental group could chill free speech, experts said. First Amendment issues are likely to figure prominently in an appeal. Read More

The museum hopes that after learning about the planet’s prehistoric past, people will do more to preserve Earth’s future. Read More