Adding the Riverstone tract to Congaree National Park is creating new infrastructure development opportunities and protecting a key link in a 30-mile long conservation corridor stretching along the Congaree, Wateree, and upper Santee Rivers.

The battle against encroaching development hasn’t been won at Alabama’s Little River Canyon National Preserve, but the campaign has taken a promising turn. Congress authorized an expansion and The Nature Conservancy and its partners have gotten the land acquisition process well underway.

Assateague Island National Seashore embraces "one of the largest and last surviving Mid-Atlantic barrier islands possessing a continuum of intact coastal habitats where the full range of natural processes occur with little or no human interference." How should the National Park Service continue to manage that property?

I read the other day that the last week of the year is the most profitable for charitable organizations. With that in mind, here are some national park-related organizations that can benefit from your charity as the 2009 tax year comes to a close.