President Donald Trump’s administration on Tuesday proposed revoking a scientific finding that has long been the central basis for U.S. action to r egulate greenhouse gas emissions and fight climate change .

The proposed Environmental Protection Agency rule would rescind a 2009 declaration that determined that carbon dioxide and other greenhouse gases endanger public health and welfare . The “endangerment finding” is the legal underpinning of a host of climate regulations under the Clean Air Act for motor vehicles, power plants and other pollution sources that are heating the planet.

Repealing the finding “will be the largest deregulatory action in the history of America,” EPA Administrator Lee Zeldin said Tuesday.

“There are people who, in the name of climate change, are will

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