California lawmakers have broadened the state’s goals to reduce greenhouse gas emissions.
Gary Johnson supports a fee, but not current regulations.
The former vice president urges environmental voters to resist third-party candidates.
The state attorney general said his investigation is mainly about potential fraud by the oil giant.
Trump reiterates that he's "not a big believer in manmade climate change."
OPINION | President Barack Obama is fighting an ever-expanding and irrational war on climate change.
They said Republicans should be outraged by Trump’s threats to undo environmental policies.
Clinton noted Gov. Rick Scott's reported ban on the phrase "climate change" in state government.
If it takes effect, it will be difficult for Donald Trump to undo if he becomes president.
A conservative group said the pact goes beyond proper coordination.
A new James Cameron-produced video is set to air at the convention Wednesday.
The Senate Environment panel chief's granddaughter challenged him on the science.
The Green Party nominee called climate change an "emergency expounded by racial disparities."
OPINION | Council on Foreign Relations report on energy fundamentally flawed
OPINION | Global warming since the mid-1800’s is underestimated by about 24 percent.
Temperature records have been broken for 15 straight months.
A federal appeals court upheld the Obama administration’s accounting of the costs of greenhouse gas...
Turning shale into oil is an expensive and dangerous process.
Massachusetts's attorney general is fighting Exxon Mobil Corp.’s attempts to have a Texas court...
Many were quick to point out Brazil's own environmental issues.
Climate change is leading to refugee problems, Stephen Hadley said Thursday.
Environmentalists cheered the guidance as a game changer.
Jay Inslee blasted Donald Trump’s skepticism of climate change.
The subpoena is over an investigation into whether Exxon Mobil Corp. lied about what it knew about...