Rod is coordinator of academic sustainability programs and Professor Emeritus of Earth and Sustainability at Northern Arizona University. He is a Senior Fellow and Past-President of the Council of Environmental Deans and Directors, National Council for Science and the Environment. He serves on the boards of directors of the National Council for Science and the Environment and Arizona Forward. His research focuses on the application of biogeochemistry and geomorphology to sustainable river management in the Western US, and on the transformation of environmental curricula to improve sustainability education. He has worked on the effects of acid rain, volcanic emissions, and sulfide mineral deposits on terrestrial and aquatic ecosystems. He has received more than US$12 million in research funding from federal and non-governmental organizations in the US, Europe, and Latin America, resulting in over 140 journal articles and papers presented at national and international meetings. As a founding director of the Colorado Plateau Cooperative Ecosystems Studies Unit, he worked to integrate federally funded environmental research across the Colorado Plateau and assisted in the establishment of a national network of CESUs. He has advised 38 graduate students and 24 undergraduate researchers who have successfully completed their degrees. He has been the chair or director of several earth sciences and environmental academic programs. He received a PhD in Geology from Dartmouth College, a MS from the University of Massachusetts, Amherst, and a BA from Middlebury College. He has been a faculty member at St. Lawrence University, Dartmouth College, and the University of Virginia.