They want to make pollution great again,' Gov. Gavin Newsom said in criticizing the climate protection rollback.

The lawsuit seeks to overturn the Trump administration's reversal last month of the 2009 ruling that underpins all US ...

The EPA contends President Obama didn't have the authority to issue the finding, and bypassed the legislative branch in a case of presidential overreach.

California, Massachusetts, Connecticut and New York are leading a group of 20 other states in suing the US Environmental Protection Agency for renouncing its ability to regulate greenhouse gas ...

New analyses of ancient ice from Antarctica and the air contained inside it are extending the history of Earth's climate ...

The suit accuses the agency of illegally repealing the endangerment finding, the scientific assessment that required it to regulate greenhouse gases.

The Trump administration says greenhouse gases emitted from sources like cars, trucks and power plants will no longer be ...

Following the United State’s Environmental Protection Agency’s February reversal on its 2009 Greenhouse Gas Endangerment Finding, Michigan’s attorney general is joining a lawsuit challenging the ...

California Attorney General Rob Bonta is co-leading a nationwide lawsuit against the U.S. Environmental Protection Agency over its rescission of a finding ...

The cause of global warming shows no sign of slowing down: Levels of the three most significant human-caused greenhouse gases – carbon dioxide (CO2), methane and nitrous oxide – continued their steady ...

The White House calls it the largest deregulation in US history, but environmentalists say it will prove costly for Americans.

Even for the least essential choices we make in our daily lives, such as what we should have for dinner, we consider the pros and cons. Yet, the Environmental Protection Agency doesn’t consider the ...