The rule, which is known as the "endangerment finding," is a 2009 declaration that determined the current and projected concentrations of six greenhouse gases, including carbon dioxide, "endanger both the public health and the public welfare of current and future generations."

The Trump administration plans to revoke the EPA's 2009 "endangerment finding," a key legal basis for US climate regulations, sparking backlash from scientists, environmentalists, and former EPA officials.

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