Emphasizes the integration of physical, chemical, and biological processes in controlling terrestrial and aquatic ecosystems. Ecosystem concepts are applied to current environmental and water quality problems. Includes field trips and a group project. Same as ENVS 3434. Prerequisites: Requires pre-requisite courses of CHEN 1211 and CHEM 1211 (or CHEM 1113 and CHEM 1114 or CHEM 1251 or CHEM 1351). Restricted to students with 57-180 credits (Junior or Senior) Civil (CVEN), Environmental (EVEN) or Architectural Engineering (AREN) majors.