It is a very special valley, and as those who love it strive to protect it locals are discovering they must create a new economy based upon eco-tourism.
这是个很特别的谷地，有人努力的想要保护维持，当地居民却想要借由生态旅游，创造在地经济。
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The circular economy is an economic activity guided by the laws of industrial ecology, which is a new eco-friendly pattern based on the material - and energy-recycles.
Based on the research material of rainwater utilization demonstration zone in ZhunGeEr region, Author analyzed the economy, social and eco-environmental benefit.