This chapter is enacted for the purpose of promoting the health, safety, morals and the general welfare of the Township, is in accordance with a Comprehensive Plan and is designed to lessen congestion in the roads and highways, to secure safety from fire, panic and other dangers, to provide adequate light and air, to prevent the overcrowding of land, to avoid undue congestion of population, to facilitate the adequate provision of transportation, water, sewerage, schools, parks and other public improvements, to conserve the value of buildings and to encourage the most appropriate use of land throughout the Township.