Examines the relationships between living organisms and their environment. Emphasizes the physical and biological factors that influence evolution, the distribution, abundance and diversity of species, the structure of communities and ecosystem function. Applies ecological knowledge to current topics in global issues. Laboratory focuses on field experiences and the practical use of field techniques. An independently designed and executed field project is completed in the laboratory and culminates in a student research symposium. Three hours lecture and three hours laboratory. Prerequisites: BIO-230 Unity and Diversity of Life and CHM-111, each with a minimum grade of C or permission of instructor; completion of mathematics requirement strongly recommended. [ 4 credits ]