Analysis of factors affecting the urban heat island by comparison of multiple cities over the world

Mayu Asami1, Makoto Nakayoshi2, Alvin Christopher Galang Varquez3 and Manabu Kanda3, (1)Tokyo University of Science, Department of Civil Engineering, Noda-Shi, Chiba, Japan, (2)Tokyo University of Science, Tokyo, Japan, (3)Tokyo Institute of Technology, Department of Transdisciplinary Science and Engineering, Tokyo, Japan