为应对暴涨的丧葬费用，南非“致力于保护水资源”项目制定了一个解决方案-用外来入侵树种制造棺材。
South Africa's Working for Water program has come up with a solution to the spiraling funeral costs - use wood from invasive trees to produce coffins.
低质水系统通常是局部或区域性的，在节约水资源和降低水处理费用等方面存在优势。
The utilization of low quality water sometimes locally or just in some districts, it has some advantages on the way of saving water resources and reducing the investment of purify facilities.
水资源价格的经济内容包括：水资源保护费用、水资源补偿费用、水资源的品质费用。
The economic contents of water resource price are composed of water resource protection cost, water resource compensation cost and water resource characteristics expense.
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