Qu Dongyu, the director-general of the Rome-based UN Food and Agriculture Organization, addresses the UN food systems pre-summit in Rome, Italy, July 28, 2021. The United Nations on Wednesday wrapped up a three-day pre-summit on the world's food systems, casting light on the world's greatest food-related challenges and setting the table for September's ambitious full summit at UN headquarters in New York. (Giuseppe Carotenuto/FAO/Handout via Xinhua)
