Avocados grown in Africa, cashew nuts harvested in China and Australia, coffee from New Zealand… By 2050, global warming will reshuffle the deck for the main producers of these three key ingredients of our diet. For the first time, scientists have not only studied the effects of rising temperatures to identify new harvesting areas, they have also analyzed soil structure. Which can change everything! Rice, wine, coffee… Scientists have already identifiedthe everyday foods threatened by global warming. What is less known are the new areas of production that could potentially host the cultiva…