BiographyRobert McKane is a research ecologist at the U.S. Environmental Protection Agency in Corvallis, Oregon. He has 25 years of experience in the use of simulation models for analyzing the effects of land use and climate on forest, grassland, and arctic ecosystems. He is currently leading an interdisciplinary effort to develop and apply an ecohydrologic model (VELMA) to estimate how alternative land management practices affect trade-offs among multiple ecosystem services.