Staci Massey Simonich Daniel A. Jaffe Linda Geiser Donald H. Campbell Adam R. Schwindt Carl Schreck Michael Kent Will Hafner Howard E. Taylor Kimberly J. Hageman Sasha Usenko Luke Ackerman Jill Schrlau Neil Rose Tamara Blett Marilyn M. Erway Dixon H. Landers 2010 <p><span>The concept of a nature reserve such as a National Park is to maintain a location for the enjoyment and study of a pristine environment. However, many pollutants are now known to spread far and wide from their (point[s] of) origin. To grasp the extent of pervasive and boundary-less pollution, the ambitious WACAP study evaluated contaminant data collected from Western U.S. National Parks in various media. In this Feature, Landers et al. summarize the report and speak to its utility moving forward.</span></p> application/pdf 10.1021/es901866e en U.S. Geological Survey The Western Airborne Contaminant Assessment Project (WACAP): An interdisciplinary evaluation of the impacts of airborne contaminants in Western U.S. National Parks article