These descendants of wild boars were brought over from Europe decades ago. They're highly invasive and hugely destructive — threatening native bears and deer in Great Smoky Mountains National Park.
Each year, the park attracts millions of visitors and provides a home to countless animal species. But journalist David Quammen warns that balancing tourism and preservation can be tricky.
This summer, the National Park Service turns 100. Two friends are celebrating the occasion by visiting every single park — in 59 weeks. Justin Regan of member station KNAU spoke with the duo.
Overcrowding is one of the biggest challenges facing the National Park Service, and as the agency prepares to turn 100, another record-breaking year is predicted.
The entrance fees at some national parks increase on Thursday. It will help with upkeep of restrooms and trails, but it's likely to be a drop in the bucket.
New York state has banned fracking, but it is considering a plan to allow fracked gas to be stored under Seneca Lake — which isn't sitting well with residents of the state's Finger Lakes region.
In Washington state, a community coalition is bringing homeowners, businesses and government together to figure out how best to use what little money there is to protect the land from destruction.