A morel mushroom hunter is willing to share his expertise but not his best morel hotspots, which are a family secret that's been passed down for generations. There's an underground network between fungi and roots that allows trees to communicate in forests. Our environmental guide through Pennsylvania continues, and this time we're chasing waterfalls. There are now over 30 routes and 2,000 miles for gravel cyclists to ride in northeastern Pennsylvania.

A team of archaeologists is looking for signs of early life in the Americas at the bottom of Lake Erie. A Pennsylvania environmental group is out with a new playbook to move the state away from fossil fuels. The landmark environmental rights amendment in Pennsylvania's constitution was created by a man who grew up in coal country. An artist is donating the proceeds from a series of drawings to a central Pennsylvania watershed group. The pigment used in the artworks comes from acid mine drainage pollution in Appalachian waterways. Allegheny County Council will consider a ban on building controversial AI data centers on county property. 

Sludge from municipal sewage is often spread on farm fields as fertilizer. But it can contain PFAS forever chemicals. Regulators want to limit the amount of these chemicals, but monitoring could be expensive. Data centers have become a hot button issue across Pennsylvania, including in a small town where six projects have been proposed. Pennsylvania Governor Josh Shapiro signs an executive order placing restrictions on data center development. A new survey shows fears of the impact of artificial intelligence and opposition to data center construction are bipartisan issues. State regulators have agreed to review the environmental impact of a coal mine in western Pennsylvania. A dragonboat team from Philly is headed to Taiwan for a global competition.