Global demand soaring as people develop passion for almond-based foods . The almond industry is worth an estimated $US1 trillion ($A1.06 trillion) and employs more than a million people. The problem is that almonds guzzle water on a monumental scale . It 's been calculated that it takes 1.1 gallons of water to grow single almond .
Global demand soaring as people develop passion for almond-based foods . The nuts have become California ’ s second biggest agricultural commodity . The problem is that almonds guzzle water on a monumental scale . It 's been calculated that it takes 1.1 gallons of water to grow single almond .