This title is designed and enacted for the purpose of promoting the health, safety, morals, convenience, order, prosperity and welfare of the present and future inhabitants of the city, including, amongst other things, lessening congestion on the streets or roads, securing safety from fire and other danger, providing adequate light and air, the classifying of land uses and distribution of land development and utilization, protecting the tax base, securing economy in governmental expenditures, fostering commercial, industrial and agricultural growth, protecting the environment, and protecting both urban and nonurban development of the city. (1985 Code § 19-1-2; amd. 2001 Code)