The purposes of this chapter, its regulations and its zoning and overlay districts are to promote the health, safety and general welfare of the present and future inhabitants of the Town; guard against loss of life and damage to property due to flooding through protection of natural drainage features; preserve features of historical significance; encourage the most appropriate development of the Town in accordance with the Town of Tusten Comprehensive Plan; preserve open space, encourage the preservation of the scenic and natural assets of the Town, and of the rural residential character of the Town, and to discourage commercial or industrial development that is inconsistent with such preservation; protect property values; regulate location and use of buildings and the uses of land within each district with regard to residential, commercial, light industrial, and other purposes; lessen congestion in streets; secure safety from fire, flood, panic, and other dangers; provide adequate light and air and acceptable noise levels; prevent overcrowding of land and avoid undue concentration of population; facilitate the adequate provision of transportation, water, sewage disposal, parks and other public requirements; and establish districts in which regulations concerning the size of buildings and other structures, the percentage of lots that may be covered, the size of yards, and the use of buildings, structures and land for trade, commerce, residence, and other purposes are restricted and regulated as hereinafter provided.