By comprehensive utilization of biogas rural economics and eco - environmental sanitation can be improved and good ecological cycle can be formed.
开展沼气综合利用，能够促进农村生态环境的良性循环，改善农村环境卫生条件。
The eco-environmental system tends to change and becomes deteriorated with the changes of water resources in utilization and distribution patterns.
伴随着水资源利用分布格局的改变，河西走廊生态环境体系不断演变并趋于恶化。
The problems of eco-environment of Shiyang valley are serious. The main factors of them are high pressure of population to environment and irrational utilization of water resources and so on.
石羊河流域生态环境存在着严重的问题，主要是由于人口对生态环境的压力过大、水资源利用不当等因素引起的；
Rainwater has been an important resource to be explored with the development of urbanization. Making full utilization of rainfall brings a series of good economical and eco-environmental effects.
雨水是城市中有待进一步开发的水资源，雨水利用具有重要的经济与生态效益。
Based on the research material of rainwater utilization demonstration zone in ZhunGeEr region, Author analyzed the economy, social and eco-environmental benefit.
以准格尔旗雨水集蓄利用示范区的研究资料分析了雨水资源化的经济、社会、生态效益。
Human activities and utilization of water resources have affected the hydrological cycle and water balance, which led to serious degeneration of eco-environment.
人类经济活动和水资源开发利用已影响到内陆水文状态并导致生态环境的严重退化。
Human activities and utilization of water resources have affected the hydrological cycle and water balance, which led to serious degeneration of eco-environment.
人类经济活动和水资源开发利用已影响到内陆水文状态并导致生态环境的严重退化。
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