World Health Organization / National Park Service / Federal Government / COLORADO STATE UNIVERSITY / Texas A&M / U.S. government / National Biological Service / National Oceanic and Atmospheric Administration / Water Resources Division / National Response Center / Environmental Protection Agency / International Agency for Research / /
Person
ROY J. IRWIN / L. Stevens / MARK VAN MOUWERIK LYNETTE STEVENS MARION / LYNETTE STEVENS MARION DUBLER SEESE WENDY / /
Position
author / original author / General / ASSISTANT / Acrobat / /
Product
waterways / drinking water supplies / sediment / sites / animal data / recreational activities / /