the top 10 gross virtual water exporting nations, which together account for more than half of the global virtual water export, are the united states (314 gm3∕year), china (143 gm3∕year), india (125 gm3∕year), brazil (112 gm3∕year), argentina (98 gm3∕year), canada (91 gm3∕year), australia (89 gm3∕year), indonesia (72 gm3∕year), france (65 gm3∕year), and germany (64 gm3∕year).