1. Department of Chemical and Environmental Engineering; University of Arizona; Tucson Arizona USA
2. Department of Soil; Water and Environmental Science; University of Arizona; Tucson Arizona USA
3. Department of Chemistry and Biochemistry; University of Arizona; Tucson Arizona USA
4. Department of Environmental and Molecular Toxicology; Sinnhuber Aquatic Research Laboratory and the Environmental Health Sciences Center at Oregon State University; Corvallis Oregon USA