Bridge repair work in Great Smoky Mountains National Park will slow traffic at times as there will be single-lane closures and occasionally full road closures, the park has announced.

Just the natural history of the Chesapeake Bay -- how a meteor formed it, the size of its watershed, its diverse fisheries, its tributaries, wetlands, and islands -- could justify its addition to the National Park System, but when you add the American and cultural history to that, it seems almost to have been an oversight that there is no unit of the National Park System that celebrates this unique and complex ecosystem.

Cumberland Island National Seashore officials are open to more than doubling the allowable number of visitors to the park that straddles Georgia's largest barrier island, a decision that has raised concerns that the National Park Service is straying from the very reasons behind the seashore's establishment..

The on and off efforts to consider a grizzly bear recovery plan for the North Cascades of Washington state, including North Cascades National Park, is on again.