To promote, protect and facilitate: the public health, safety, morals, general welfare; coordinated and practical community development; proper density of population; emergency management preparedness and operations; provision of adequate light and air; public requirements such as vehicle parking and loading space, transportation, sewage, water, recreational facilities, and public grounds; the provision of a safe, reliable and adequate water supply for domestic, commercial, agricultural or industrial use; and the preservation of the natural, scenic and historic values in the environment and preservation of forests, wetlands, aquifers and floodplains.