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Chemistry, 25.09.2019 02:00 clairebear66
The current global population is 7.7 billion people, and the who estimates the minimum water need per person per day is 15 l. an estimate of accessible freshwater available as groundwater, lakes, and rivers is 6.34 x 100 km². how long will this water sustain the current population? does the annual terrestrial precipitation meet the drinking water needs? if not, where might additional drinking water come from. a liter of water is 1 x 10-km².
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