Polycrisis in agrifood systems: climate-conflict interactions and labor dynamics for women and youth in 21 African countries / Wolfgang Stojetz (ISDC), Carlo Azzarri (International Food Policy Research Institute), Erdgin Mane (Food and Agriculture Organization of the United Nations), Tilman Brück (ISDC, Humboldt University of Berlin and Leibniz Institute of Vegetable and Ornamental Crops) ; IZA Institute of Labor Economics