环境工程利用工程原理以及物理，化学和生物科学来预防和解决与人类活动有关的环境问题。环境工程师可以在各种环境工程领域中工作，包括空气污染控制，生物修复，环境健康与安全，危险废物管理，场地修复，固体废物管理，可再生能源发电，雨水处理以及水和废水处理。
Environmental Engineering utilizes engineering principles and the physical, chemical and biological sciences to prevent and solve environmental problems related to human activities. Environmental engineers may work in a variety of environmental engineering fields including air pollution control, bioremediation, environmental health and safety, hazardous waste management, site remediation, solid waste management, renewable energy generation, stormwater treatment, and water and wastewater treatment.