Breadcrumb Home Geography and the Environment GEV 4323 GEV 4323: Watershed Biogeochemistry Download as PDF Program Geography and the Environment Credits 4 Biogeochemical and physical characteristics of watersheds and the threats they currently face. Prerequisites GEV 1050 and GEV 1051 Prerequisite Courses GEV 1050 GEV 1051 Last Offered Spring 2025, Spring 2024, Fall 2021, Spring 2019