This chapter is an ordinance regulating the location, height, bulk, erection, construction, alteration, razing, removal and size of structures; the percentage of lot which may be occupied; the size of yards, courts and other open spaces; the density and distribution of population; the intensity of use of land or bodies of water for trade, industry, residence, recreation, public activities or other purposes; and the uses of land for agriculture, water supply, conservation or other purposes in all portions of the Borough of Lansdale.