What you need to know about Allegheny County meeting federal air standards for the first time ever. Meanwhile, Pa. Gov. Tom Wolf's budget address doesn't mention climate, a gas well spews wastewater in Ohio, and New River Gorge rock climbers reckon with racist route names. 

Reports of illegal dumping are up in Pennsylvania. Why? A wastewater authority is promoting solar energy in Centre County. A report criticizes DEP for allowing coal mining to damage streams. Allegheny County finally meets air quality standards.

Fears of harms from solar panels have been disproven by scientists. The Biden administration's policies on public lands will be be very different from Trump's. We look at environmental issues in the Pennsylvania legislature in the coming year. Climate scientist Michael Mann discusses new tactics by climate deniers, and why he's so optimistic for the future.

We've come to the end of our Trump on Earth podcast. After four years and 100 episodes, we take a look at the biggest rollbacks of the Trump administration, and the impacts on climate change, science and public lands. It's an episode you don't want to miss!

Pennsylvania is on the cusp of a solar boom, but are some against rows of solar panels in their backyards. Efforts in Ohio to create heavier penalties for trespass of infrastructure like gas pipelines. A former Trump EPA official shares his story and concerns about the role of science at the agency.

A look back at environmental stories of 2020. Blaming the pandemic, some people doubt that a petrochemical boom will come to the Ohio Valley. The boom and bust of the coal industry means Appalachia needs new economic solutions to undo decades of neglect. And the massive protests against racial discrimination last year brought more attention to environmental justice. 

We slow down and revisit some stories from 2020. An author discusses the last frontier of the farm-to-table movement: local flour. Researchers hope to restore the American chestnut with the help of genetic engineering. We take a hike that learn what to see and hear in winter. A car accident causes climate activists to hit "pause" and explore their feelings of anger and hope.

Local communities take climate action, with the help of a state program. Scientists combat an invasive insect killing hemlocks by introducing a new beetle. The sounds of nature are good for our health.  

The human costs of natural gas development: Residents say living next to the construction of a new natural gas power plant is causing distress, while neighbors of a planned liquified natural gas export terminal are worried about risks of explosions. Advocates lay out a new agenda for the Lake Erie Watershed.

Meat from wild game shot with lead bullets pose a risk to hunters, and families who eat the meat donated to food banks. The Trump administration will sell leases to drill for oil in the Arctic National Wildlife Refuge. Can Biden stop it? How will Biden's climate plan fare in Pennsylvania?