This chapter is enacted for the purpose of promoting the health, safety, morals, and the general welfare of the Township, and is designed to lessen congestion on the roads and highways, and to secure safety from fire, panic and other dangers, to provide adequate light and air, to prevent the overcrowding of land, to avoid undue concentration of population, to facilitate the adequate provision of transportation, water, sewerage, schools, parks and other public requirements, to conserve the value of buildings and to encourage the most appropriate use of land throughout the Township; as well as preservation of the natural scenic and historic values in the environment and preservation of forests, wetlands, aquifers and floodplains.