The Environmental Protection Agency is poised to eliminate rules that limit greenhouse gas emissions from power plants fueled by coal and natural gas.

The U.S. Environmental Protection Agency has proposed to repeal Biden-administration rules meant to curb carbon dioxide, mercury and other air pollutant emissions from power plants, following through on a promise the agency made in March,

The Environmental Protection Agency announced Wednesday two major proposals that would weaken pollution standards for fossil-fuel power plants as part of the Trump administration’s effort to revive coal — actions that critics say will negatively impact public health.