The articles were drawn from those publish in early 1978 until 2010 included theoretical articles, experiential articles, review articles, both quantitative and qualitative. Literature was chosen to exemplify the depth of knowledge on the implication of urban greenery and methods used of basic green space required in urban cities. A deeply stress on articles that addressed the impact or greenery on urban temperature, functions of greenery, and the effectiveness of methods used in allocating green space required was conducted. The aspect taken into consideration were based on the most effective methods in determining green space required that benefits to the urban temperature changes.