1. Introduction . The urban population is expected to grow at the highest rates in human history in the next decades, with an increase of 1.2 billion urban residents worldwide by 2030 [ 1 ]. Densely populated areas are hotspots of numerous environmental problems, including air pollution [ 2 , 3 ] and hydrological disturbance [ 4 , 5 ], and are also linked to mental illness and health. [ 6 , 7 ]. Global climate change affects climate patterns, and the increase of surface tempera...