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Many of the world's water basins are being depleted, studies find

Many of the world's water basins are being depleted, studies find

More than a third of the largest groundwater basins in the world are being depleted faster than they are getting replenished, and there are little to no accurate data showing just how much water is left in them, according to two new studies published Tuesday. Researchers used data from NASA satellites to examine the 37 largest aquifers in the world. They found that eight were being depleted with almost no natural replenishment and five, including the Central Valley, were "extremely" or "highly stressed," with not enough water flowing back to offset how much is sucked up. Saudi Arabia, India, Pakistan and northern Africa have the most stressed aquifers, according to...

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