A coalition of states has initiated a lawsuit against the Trump administration over the revocation of a key climate change finding.

Context

The lawsuit targets the Trump administration's decision to revoke a scientific finding that previously supported climate regulations.S1S2

Key points

• The lawsuit is led by California and New York.S1

• It involves a coalition of 23 states and additional cities and counties.S2

• The revocation of the finding is seen as undermining climate regulations.S1

• The legal challenge was filed in the US Court of Appeals for the District of Columbia.S1S2

• The rescinded finding determined that greenhouse gases pose a threat to public health.S2

• The lawsuit argues that the revocation was illegal.S2

• The decision impacts virtually all US climate regulations.S2

• The coalition aims to restore the scientific basis for climate policy.S1

Why it matters

• This lawsuit represents a significant challenge to the Trump administration's environmental policies.S1

• It highlights the ongoing conflict between state and federal approaches to climate change.S2

What to watch

• Monitor the developments in the US Court of Appeals regarding this case.S1

• Watch for responses from the Trump administration and the Environmental Protection Agency.S2