The study results show that the greenery area is strongly correlated in the central districts and the average correlation in districts with high urbanization or agricultural areas. The green tree density in Ha Noi city is quite different between the central districts and suburbs. In the suburb such as Long Bien, Ha Dong, Nam Tu Liem, North Tu Liem, Tay Ho, Hoang Mai the green tree density in the people is quite high, exceeding TCVN 9257:2012. |