The Trump administration is releasing its proposal to undo the “endangerment finding,” the long-standing rationale and legal imperative for regulating greenhouse gases under the Clean Air Act

The decision could have far-reaching consequences — including for the fossil fuel industry, which may find itself exposed to a flood of new litigation.

The Environmental Protection Agency’s endangerment finding is one of the most consequential environmental regulations in recent U.S. history. President Donald Trump’s administration this week proposed revoking the finding,