Books by Gary E. Machlis

Gary E. Machlis is university professor of environmental sustainability at Clemson University and former science advisor to the director of the National Park Service. He is coeditor of Science, Conservation, and National Parks, also published by the University of Chicago Press. Jonathan B. Jarvis served for forty years with the National Park Service as ranger, biologist, superintendent, regional director, and was its eighteenth director from 2009 to 2017.