It's back to the drawing board for a rule to define which streams, wetlands are protected under the Clean Water Act after a judge found the Trump-era rule risks "serious environmental harm."
The dry spring meant less phosphorous fertilizer running off into tributaries of Lake Erie. It's too early to tell if efforts to reduce phosphorous are paying off.
PublicSource interviewed all four Democratic candidates for Pittsburgh mayor and found some similarities and many differences, especially how to deal with clean water in the city.
