People in rich countries make the heaviest demands on the world's resources, its food, fuel and land, and cause the most pollution.
富裕国家的人民对世界作出的最重的资源需求，它的食物，燃料和土地，并导致大部分污染。
But most people don t attach more importance to the study on how to make full use of fuel vapor in the gasoline tank and decrease the pollution.
但在汽油箱内汽油蒸汽的节约利用，及减少其对环境的污染方面的研究，还未引起人们足够的重视。
To alleviate the serious situation of soil pollution, we need strengthen work of prevention and control, the most important is to make a breakthrough in the legal aspect.
为缓解严峻的土壤污染形势，我们必须加强土壤污染防治工作，其中最主要的环节是要在法律方面有所突破。
How to effectively disposal increasing sludge, neither make cost is exorbitant, and no environment form secondary pollution, environmental engineering is one of the most attention subject.
如何有效地处置日益增加的污泥，既不使成本过高，又不对环境构成二次污染，是环境工程界最为关注的课题之一。
How to effectively disposal increasing sludge, neither make cost is exorbitant, and no environment form secondary pollution, environmental engineering is one of the most attention subject.
如何有效地处置日益增加的污泥，既不使成本过高，又不对环境构成二次污染，是环境工程界最为关注的课题之一。
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