A clover thought to be extinct was discovered in the region and has rebounded. One Pennsylvania town passed a single-use plastic ban, despite a state law prohibiting local bans for a year. The Amazon is burning, and that's bad for birds. Pa lawmakers propose a cap-and-trade bill that could take years to pass.
For this Labor Day weekend: An epidemic of fatal black lung disease among coal miners, a ride along with a wildlife officer and a profile of an energy auditor. Hundreds of parents petition Pittsburgh's school district to stop spraying a controversial weed killer. News about Beaver County pipelines and the Clairton Coke Works.
With development encroaching on wild areas around Pittsburgh, encounters between wildlife and humans are becoming more common. It's Doug Bergman's job to keep the peace.