(1) The social ecology of health model identifies five levels of influence on health: interpersonal, intrapersonal, organizational, community, and societal. (2) The theory/model chosen by the student to analyze their assigned focus area of environmental health was the social ecology of health model. (3) The student explained how their chosen theory/model relates to environmental health at the community and societal levels by influencing policies, infrastructure, and socioeconomic factors impacting environmental health issues.