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Washington D.C. : UNITED STATES DEPARTMENT OF STATE. BUREAU OF INTERNATIONAL INFORMATION PROGRAMS , 2011Water "sina qua non"· : an indispensable resource. Imagining a tomorrow... / María OTERO (?). When the well is dry : water scarcity requires drastic solutions / Steven SOLOMON. Water and food security. One liter=one calorie : a critical link tha[...]
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