This course is designed for anyone interested in understanding what constitutes a safe and healthy environment. The course first discusses the methodologies that enable one to understand why and how exposure to various hazards, to which persons may be exposed to at home, outside and in the work environment, are dangerous. Along with a general understanding of the hazards, the course presents basic concepts and methods used to recognize, evaluate, control and mitigate these hazards. Some of the hazards that will be explored are food safety, herbicides, radiation, indoor/outdoor air pollution (including carbon monoxide and cleaning products), noise pollution, transportation, water quality, pesticides, dangers facing children along with both solid and hazardous waste. The concept of sustainability is introduced and becomes a central theme is discussing the mitigation of various hazards. Some of the regulations promulgated by authorities will be considered including how one can use MSDS (Safety Data Sheets) documentation to learn about the dangers presented by various materials we use in everyday life. Some of the basic course concepts as well as the fundamental skills of critical thinking and problem solving will be taught using active learning exercises. Additionally the course provides students with an opportunity to research topics of special interest to them. Formerly SCI 209. Students who have completed SCI 209 will not receive credit for ENV 105.