The Tesla CEO said he had done "all (he) can" to convince Trump to uphold the Paris accord.
Environmental groups decried Ryan Zinke's announcement.
Trump will be remembered as a shortsighted fool who condemned humanity to living in a hellscape.
Trump on climate change: "It's a hoax. I mean, it's a money-making industry, OK? It's a hoax, a lot of it."
There's no gain in the U.S. participating in a treaty that combines bad science with bad economics.
Donald Trump should take note as China pushes to become the world's largest economy with investment in innovative, renewable energy policies.
The president is expected to withdraw the United States from 2015's historic pact on curbing greenhouse gas emissions.
May and June are peak months for tornadoes in North America—meteorologists explain why they happen and where to hide when they do.
The Emirati firm believes the scheme could also affect the dry climate of the Gulf and attract tourists.
The anger is a sign of a deeper struggle on the American left over what, exactly, are the core values of the Democratic Party.
Some states emphasize efforts as job creation strategies, with local needs often bypassing partisan divides.
President Donald Trump's actions undoing efforts to tackle climate change are opposed by most Americans.
Revisiting the president's climate change denial, statement by statement.
State policies and market forces will continue the greening of the energy supply in states like California, Oregon, New Mexico and beyond.
The president's order to roll back Obama-era regulations will be opposed in the court of law and public opinion.
"But no matter how hard Beijing tries, it won't be able to take on all the responsibilities that Washington refuses to take," read an editorial from a state-run newspaper.
Environmentalists have vowed to challenge the move in court.
Earth is in worse shape than ever and things don't seem to be turning around, scientists said.
Efforts to combat climate change go back to Nixon and the EPA's creation and have been ongoing in the decades since.
More on guns, corporation taxes slashed, cuts to the EPA and welfare.
Traditionally conservative localities frame their measures as resource protection and tout the economic benefits of a cleaner environment.
Myron Ebell, Trump's EPA transition chief, says the president 'will clearly change its course on climate policy,' possibly by executive order.