Bok
02-13-2012, 08:42 PM
Dry regions ‘export’ water as agricultural products
More... (http://www.sciencenews.org/view/generic/id/338445/title/Food_exports_can_drain_arid_regions)
More... (http://www.sciencenews.org/view/generic/id/338445/title/Food_exports_can_drain_arid_regions)