He also serves as associate chair of Geography and is director of the Environmental Science and Environmental Studies Programs. His research seeks to better understand the transport and alteration of water and solutes as they are transmitted through forest canopies. Such research ranges from the effects of trees on the character of dissolved organic matter to the effects of canopy drip on snowpack strength in relation to the avalanche hazard. Levia’s teaching includes Conservation of Natural Resources (GEOG 235), Proseminar in Environmental Science (ENSC 450), Bioclimatology (GEOG 342), and Environmental Field Methods (ENSC 425).