UN index says weather is affecting wheat yields while conflicts in Ukraine and Iran hit exports and drive up prices Business live – latest updates Global food prices have hit their highest level in three and a half years, as summer heatwaves and conflict in Ukraine and the Middle East push up cro...
Source: [Guardian International](https://www.theguardian.com/business/2026/aug/07/global-food-prices-three-year-high-heatwaves-wars-crop-costs)