State regulators have allowed the Beaver County ethylene plant to keep exceeding limits on damaging nitrogen oxides while the official permitting process has taken seven times its original timeline.

The Pennsylvania Department of Environmental Protection is considering Shell’s request for a new permit for its Beaver County ...

This week on Possibly, we’re taking a closer look at how plastics have given the fossil fuel industry a new business platform — with hardly anyone noticing they’re even in the market.