The shift by the Environmental Protection Agency would complete the administration’s erasure of the most consequential climate policies of Presidents Joseph R. Biden Jr. and Barack Obama. If the move survives expected legal challenges, it could also prevent future administrations from regulating greenhouse gas emissions from power plants.

The power sector is the second largest source of carbon dioxide and other greenhouse gases in the United States. This pollution accumulates in the atmosphere, where it traps the sun’s heat, raising temperatures and supercharging extreme weather events around the globe.

From the NY Times.