This document discusses community health and environmental health. It defines health, community, and community health. Characteristics of a healthy community include a clean physical environment, meeting basic needs, social harmony, understanding local issues, and community participation. The document outlines several health care services that can promote community health, such as family planning, maternity care, child care, adolescent programs, nutrition/food safety, disease control, environmental sanitation, and health education. Maintaining community health through these services can lead to sustainable economic growth at the national level.