作者单位: | Earth and Environmental Science, New Mexico Institute of Mining and Technology, Socorro, NM, 87801, United States of America;Appalachian Laboratory, University of Maryland Center for Environmental Science, Frostburg, MD, 21532, United States of America;Appalachian Laboratory, University of Maryland Center for Environmental Science, Frostburg, MD, 21532, United States of America;Appalachian Laboratory, University of Maryland Center for Environmental Science, Frostburg, MD, 21532, United States of America;Center for Urban Ecology, National Park Service, Washington, DC, United States of America
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