CORRECTED (OFFICIAL)-Spanish start-up grows hydroponic hops to help ‘save’ climate-threatened beer

In warehouses outside Madrid, twists of hop vines grow under LED lights and close supervision in what their guardians say could be the best way to futureproof the supply of a key ingredient in the world’s most popular alcoholic drink, now threatened by climate change. Due to their need for "goldilocks" conditions of long summer days and mild temperatures, hops are traditionally grown in temperate climes found in areas like Germany’s Hallertau, the Czech Republic or the northwestern United States.

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