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Development Threatens Nearly Half of All Natural World Heritage Sites
The Belize Barrier Reef Reserve System. The Galapagos Islands of Ecuador. Grand Canyon National Park in Arizona. These are just three of the 238 natural and mixed (cultural and natural) sites designated as World
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Video: the Pronghorn Path, the First Federally Protected Wildlife Corridor
For nearly 6,000 years, pronghorn have made an annual migration from their summer range around the highlands of Grand Teton National Park to their wintering grounds, located about 170 miles south in the sagebrush-covered Upper Green
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