Hengshan County Were Taken Eco-City Planning

The 1970s, humans in the brilliant achievements industrialization stage, the expansion of urban rapid urbanization, but in the process of urban problems but there appears more aroused people's attention, such as housing nervous, heavy traffic,environmental degradation, resource shortage, etc. Meanwhile, the economic development of human resource bottleneck, also met with plenty of consumption makes human resources concerned about the development of tomorrow. Sustainable development will inevitably become human choice, city, as the economic development, we must take bearing to sustainable path, to solve problems in the city is to the city as a complete ecological system to research. Urban ecological system should be the harmony between human being and nature common development.In the northwest arid and semi-arid area, ecological city construction is more a test: how in this special climate environment, complex landform habitable under the construction of urban environment still need the people to explore. Green space system is a basic framework of urban ecology, construction is good to urban green space is very important. This article to the northwest arid and semi-arid area of yulin as an example, studies the hengshan county were taken under the environmental conditions in this city, and how to realize the ecological for local residents provide good living environment. At the same time it's ecological studies for ecological construction of city northwest has universality and can be referenced. For other northwest cities provide valuable ecological construction theory and practice experience.The main contents are:(1) to study the hengshan county geographical environment, climate environment and humane environment and economic environment. Analysis in arid and semi-arid regions of the ecological environment, hengshan county research area that ecological environmental quality is poor, the specific performance: cold and dry, sandstorm big, soil desertification, soil erosion is serious, vegetation short, plant species of relatively little, and resources from the massive development ecological problem. And the ecological city construction hengshan SOWT analysis, put forward the construction of ecological city Jacques g.production strengths, weaknesses, opportunities and challenges. (2) the construction of ecological city of hengshan county were taken forward guiding ideas and principles. Think this regional ecological planning construction should follow the principles for adjust measures to local conditions, scientific and insufficiency.(3) put forward ecological city planning and layout, Jacques g.production of ecological construction, layout for slope huancheng park greenbelts construction and street afforestation.(4) presented under local environment could bring in ornamental species and rural greening tree species, can foster local flower.