PhysOrg Posted May 4, 2017 Share Posted May 4, 2017 Protected areas in the United States, representing 14 percent of the land mass, provide places for respite, recreation, and natural resource conservation. However, noise pollution poses novel threats to these protected areas, according to a first-of-its-kind study from scientists at Colorado State University and the U.S. National Park Service. Read the full article on PhysOrg Link to comment Share on other sites More sharing options...
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