U.S. EPA, ORD, NERL, ESD, CMB, 944 E. Harmon Ave, Las Vegas, NV 89119 United States
University of Missouri-Rolla, Department of Geology & Geophysics, Rolla, MO 65409 United States; University of Missouri-Rolla, Department of Geology & Geophysics, Rolla, MO 65409 United States
Western Michigan University, Department of Biological Sciences, Kalamazoo, MI 49008 United States
Western Michigan University, Department of Geosciences, Kalamazoo, MI 49008 United States