Green spaces do functions as protection centre for reproduction of species and conservation of plants, soil and water quality. Urban green spaces supply the linkage of the urban and rural areas. They provide visual relief, seasonal change and link with natural world. A functional network of green spaces is important for the maintenance of ecological aspects of sustainable urban landscape, with greenways and use of plant species adapted to the local condition with low maintenance cost, self-sufficient and sustainable (Haq, 2011)
Fig. 6. Green areas are important for biodiversity, Samsun, Turkey.