Brenda Delgadillo, California State University East Bay, Earth and Environmental Sciences, Hayward, CA, United States, Jean E Moran, California State University, Hayward, CA, United States, Michelle E Newcomer, University of California Berkeley, Berkeley, CA, United States, Erica R Siirila-Woodburn, Organization Not Listed, Washington, DC, United States and Preston D. Jordan, Lawrence Berkeley National Laboratory, Berkeley, CA, United States