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FILE - A horse cart driver transports wheat to a mill on a farm in the Nile Delta province of al-Sharqia, Egypt, on May 11, 2022. The U.N. climate summit is back in Africa after six years and four consecutive Europe-based conferences. The conference âÄ” known as COP27 âÄ” will be held in the resort city of Sharm el-Sheikh in Egypt. (AP Photo/Amr Nabil, File)