Dept. of Justice: Joins case challenging Trump administration rule that weakens regulation of highly potent greenhouse gas

MADISON, Wis. – The Wisconsin Department of Justice (DOJ) joined a coalition in filing a petition challenging a U.S. Environmental Protection Agency (EPA) rule that would weaken regulations designed to phase down the use of hydrofluorocarbons (HFCs) in commercial equipment. HFCs are chemicals used for refrigeration and cooling that are up to 10,000 times more potent than the equivalent a...