Reliance on ‘Virtual Water’ Puts Some Nations at Risk, Study Says

Yale Environment 360: A new study calculates that about one-fifth of all water goes toward the production of crops and commodities for export, part of a global phenomenon known as “virtual water” that researchers say could place pressure on finite water supplies in some nations. Using worldwide trade indicators, demographic data, and statistics on water use, researchers from the University of Twente in the Netherlands mapped the world’s water footprint, including patterns of trade they say are creating disparities in......

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