Surveys microbiology topics germane to modern civil and environmental engineering. Provides fundamentals needed to understand microbial processes and ecology in engineered and natural systems and reviews applications emphasizing the interface between molecular biology and classical civil engineering. Prerequisites: Requires pre-requisite courses of CHEN 1211 and CHEM 1211 (or CHEM 1113 and CHEM 1114 or CHEM 1251 or CHEM 1351) and APPM 2350 (or MATH 2400).