pfas

We revisit some of our biggest stories of 2019: 40th anniversary of the partial meltdown at Three Mile Island and links to thyroid cancer; environmental investigations involving the fracking boom; and a court order not publish the details of a sealed agreement between a gas driller and residents of Washington County. Plus, PFAS contamination of drinking water including private wells.

President Trump visits the Shell ethane cracker to tout his energy and economic policies. The secretary of the California EPA talks about Trump's roll back of fuel efficiency standards. PFAS contamination is likely at the Pittsburgh International Airport. Climate activists take stock after a tree falls on their car. Pennsylvanians support taxing gas drillers to pay for infrastructure upgrades.

Families with high levels of PFAS chemicals in their well water are in limbo. We look at a landfill's effort to turn trash into fuel and a Delaware River hotdog stand. Pipeline protesters no longer face trespassing charges after reaching an agreement with prosecutors. A former Obama official and Harvard law professor gives her take on Trump's environmental efforts.