The public health, safety, morals and the general welfare; coordinated and practical community development and proper density of population; airports and national defense facilities; the provision of adequate light and air, access incident to solar energy, police protection, vehicle parking and loading facilities, transportation, water, sewerage, schools, recreational facilities and public grounds; the provision of a safe, reliable and adequate water supply for domestic, commercial, agricultural or industrial use and other public requirements; as well as preservation of the natural, scenic and historic assets in the environment and preservation of forests, wetlands, aquifers and floodplains.