Tracking water use as reserves are depleted, polluted


Tracking water use as reserves are depleted, polluted

With two-thirds global population facing water scarcity by 2025, some firms track 'water footprints.' Hamburger takes 630 gallons; cup of coffee takes 35 gallons. Unilever now using drip irrigation to grow black tea in Tanzania for Lipton tea, tomatoes in California for Ragu tomato sauce. Unilever buys 12 percent of world's commercial black tea and 7 percent of world's tomatoes. And: Mapping water scarcity hot spots (click 'See also').

See also 

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Tags: Andy Wales, Arjen Hoekstra, barley, beer, conservation, Dar es Salaam, direct seeding, embedded water, flood irrigation, Freshwater Footprint Project, global water tool, Gouritz, hops, IBM, India, Levi Strauss & Co., Levi's stonewashed jeans, maize, Miller Lite, Nick Hepworth, Nike, Pacific Institute, PepsiCo, Peroni, Peru, Peter Gleick, Pilsner Urquell, professor of water management, rice, SABMiller PLC, sanitation, soda, South Africa, Starbucks, Stuart Orr, sugar, Tanzania, Unilever, University of Twente, URS Corp, virtual water, Water Footprint Network, water offset, water scarcity, Water Witness International, Wayne Balta, World Business Council for Sustainable Development, World Wildlife Fund

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