An aquifer is an underground layer of rock, sand, gravel or earth that contains water or allows water to pass through it. Aquifers normally contain fresh water and are in many regions an important source of water for drinking, agriculture and other human activities.
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Groundwater depletion embedded in international food trade
This research identifies the major crops and countries contributing to groundwater depletion. The authors found that 11 percent of unsustainable…
