Mussels once numbered the millions in local rivers. Now researchers are hoping to find a type of salamander that an endangered mussel needs to survive.
While there's excitement about Hays Woods officially becoming a Pittsburgh city park, there's a lot to do to address environmental degradation at the site.
News outlet PublicSource reviewed hundreds of documents to build a timeline of malfunctions at the plant and found that "no one was really prepared for this on either side."
The proposal looks to protect dozens of underwater shipwrecks in Lake Erie off the coast of Pennsylvania while still allowing for fishing, boating and diving.