Prove your humanity

We talk with scientists who discovered that a songbird rare in Pennsylvania is now breeding in the state. Plus, we explain why experts and community groups are calling for EPA to ban vinyl chloride, the chemical that was released and burned from train cars in the East Palestine derailment. And who is a relatively new air pollution rule in Allegheny County meant to protect? 

News about a $5 million settlement from Shell, heat islands in Philadelphia, wildfires in Pa., and natural gas drilling.

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