New Concept of Ecological Economics Theory and Its Application in Modern Urban Greening

New concept of urban greening was put forward based on analyzing the present status.It was pointed out that the urban construction must be in accordance with scientific planning to show cultural and historical features of the cities.It was proposed that ecological and economical greenspaces should be built in the urban area,which are mainly composed of native plant species and perennial groundcover plants so as to enhance the simultaneous development of ecology and urban construction.