Food trade drains global water sources at 'alarming' rates

  |   Tech News

The global market for foodstuffs is depleting water sources in many parts of the world quicker than they can naturally be refilled. The complex trade is increasing pressure on non-renewable groundwater, mainly used for irrigating crops such as rice, wheat and cotton.
Pakistan, the US and India are the countries exporting the most food grown with unsustainable water. Researchers say that without action, food supplies will be threatened.
Around 43% of the water used to irrigate crops around the world comes from underground aquifers, as opposed to rivers and lakes. Many of these sources are being used up quicker than they can be refilled from rainfall.

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