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Combating Oil and Antifreeze with Sustainable Design at Carlsbad Caverns National Park

Pollutants such as antifreeze and motor oil found in surface runoff from parking areas are a big concern for caves, and a project at Carlsbad Caverns National Park is tackling the problem in a way that's attracting positive attention. The effort has been selected as one of the first in the world in a pilot program called SITES (Sustainable Sites Initiative).

Easy Park Hikes - Carl Sandburg Home National Historic Site

Small historical parks are often overlooked as possible locations for easy park hikes, and that's a shame, because many of them offer some fine opportunities. That's definitely the case at Carl Sandburg Home National Historical Site in North Carolina, which includes both an easy hike or two plus just a little exercise on a nice network of trails.

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