Add Yahoo as a preferred source to see more of our stories on Google. As smoke from Canadian wildfires lingered over the city most of the week, many Detroiters remained clouded as to what the poor air ...

Use of “exceptional events” waivers are believed to be rising, potentially undercutting Clean Air Act safeguards, according to some advocates. A federal appeals court has handed EPA a victory in ...

The ruling may offer evidence that the legal legacy of the Supreme Court’s Loper Bright decision is more of a mixed bag than expected. Environmentalists predictably cheered last month after a federal ...