To promote, protect and facilitate public health, safety, and general welfare, coordinated and practical community development, appropriate population densities, emergency management preparedness and operations, airports and national defense facilities, provision of adequate light and air, access to incident solar energy, police protection, adequate vehicle parking and loading space, transportation, water, sewerage, schools, recreational facilities, public grounds, provision of a safe, reliable, and adequate water supply for domestic, commercial, agricultural or industrial use, and other public requirements, preservation of natural, scenic, historic features, forests, wetlands, aquifers, and floodplains.