In addition, there is a large area of glaciers that are an important freshwater source.

另外，冰川面积也比较大，是重要的淡水资源。

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This suggests that the quality of life of those relying on the river as a freshwater source could be improved considerably by addressing the individual pollution problems.

这也说明依靠河流作为淡水资源来源的人们其生活质量可通过解决个别污染问题而得到提高。

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The Great Lakes Restoration Initiative is setting a new standard of care for the source of 95 percent of America's surface freshwater.

五大湖恢复倡议项目正在建立一项新的标准，关注美国地表淡水95%的水源。

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Groundwater is far-and-away the largest source of freshwater in a world where many regions worry about critical shortages.

UNESCO: OFFICE IN DAKAR

To put that figure in context, Iannelli says that the energy required to pump freshwater from underground (which, he says, is the most common source of drinking water in the West) typically produces just over 1.5 tonnes of CO2 per million gallons.

CNN: Counting the carbon cost of bringing water to the desert