| At present,ecological city is becoming a research hot hot topic in the field of urban planning,ecological city reflects the urban construction process of a kind of the concept of sustainable development,the development of the ecological city model reflects a high degree of harmony between human and nature,is the inevitable path to the road of sustainable development,ecological construction of city research is in line with the key issues and sustainable development concept.Based on the reference of domestic and foreign about the ecological environment and ecological city construction and development of related research literature,and based on the analysis of the study of literature,chose a representative of lanzhou city as the research object of ecological city,under the perspective of new urbanization,from the aspects such as economy,society,culture and system of lanzhou city carried on the thorough analysis of the ecological city construction,on the basis of the theory of ecological city construction related,the combination of ecological city construction at home and abroad for reference,the evaluation system,and evaluation of lanzhou city ecological construction of city.First talks about the construction of ecological city theory and practice are expounded,secondly,all aspects of the status quo of the ecological city construction in lanzhou city has carried on the analysis and evaluation,to new towns into background through the comprehensive evaluation index system of ecological city construction,mutatis mutandis,find out the difference in the ecological city construction in lanzhou;Thirdly,the horizontal and vertical evaluation of lanzhou city ecological system is analyzed,and the weak links of urban ecological system in lanzhou are analyzed,and the countermeasures of lanzhou eco-city construction are proposed.Research shows that in recent years,the lanzhou city economic development faster,lead to the rapid increase of regional resources,energy consumption of direct performance for the rapid growth of the ecological footprint,and the per capita ecological carrying capacity showed a trend of gradual decline;The ecological deficit in lanzhou has been increasing year by year,the ecosystem has been unable to support the development of the city,and the traditional urban construction model of lanzhou has severely restricted the sustainable development of the city.The analysis also shows that the development of the social economy in lanzhou is excessively dependent on natural capital,such as coal resources,and increases the pressure on the natural ecosystem.The air pollution in lanzhou city is still quite serious,the environmental bearing capacity has broken the limit,and the ecosystem has suffered serious damage.Studies have shown that lanzhou city in order to break through the above of the urban construction and development in the process of crisis,should go the ecological urban construction of the new urbanization development path,therefore,the urban construction and development of lanzhou city should adopt the following countermeasures: first,to integration of urban and rural integration development,strengthen urban ecological function zoning,secondly,to perfect the ecological legislative guarantee,establish and improve the ecological environment and resources protection mechanism,again,to pay attention to the subway environmental planning,improve citizen consciousness of ecological civilization,and finally,to promote the development of circular economy,speed up the implementation of the ecological environment governance. |
