Examines hydrologic processes in the surface environment, emphasizing the environment of the western United States. Emphasizes natural processes and their management to augment water resources. Approved for arts and sciences core curriculum: natural science. Requisites: Requires prerequisite courses of GEOG 1001 and GEOG 1011 (all minimum grade D-). Restricted to students with 57-180 credits (Junior or Senior) Geography (GEOG), Environmental Studies (ENVS) or Ecology and Evolutionary Biology (EBIO) majors only.