AdvertisementWith food prices climbing, the U.N. is warning of crippling global shortagesMay 23, 2022Robert GriffithsfacebookEmailA Combine harvesting machine reaps wheat in a field of the Hula valley near the town of Kiryat Shmona in the north of Israel on May 22, 2022. Wheat prices have soared in recent months, driven by the war in Ukraine and a crippling heat wave in India. (AFP via Getty Images)