The researchers analyzed climate models and observational data from 1960 and 2014 and then looked at future projections between 2045 and 2099. By analyzing the data, they found that a changing jet stream has contributed to crop failure in the past. Jet streams are air currents that change weather patterns around the world. But many scientists have observed that climate changeregions around the world.
Russia’s heat wave destroyed 9 million hectares of crops, and it also sparked droughts and forest fires,and displaced many families from their homes. That July, the city of Moscow recorded 14,000 deaths, that’s more than 5,000 more deaths compared to July 2009. This was just one event related to changes in the jet stream. “Potentially disruptive impacts have become more common and will increase further if greenhouse gas emissions remain unmitigated,” study authors warned.Kai Kornhuber, a lead author in the study and researcher at Columbia University called this information a “wake up call.
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