Far more countries face critical food insecurity if world heats up by 2C, analysis shows

The IIED analysis shows the climate crisis will disproportionately affect food systems in poorer countries such as Afghanistan. Photograph: Samiullah Popal/EPA

The number of countries falling into critical food insecurity could almost triple to 24 if global temperatures increase by 2C, research has shown.

Analysis by the International Institute for Environment and Development (IIED) shows the climate crisis will disproportionately affect food systems in poorer nations, widening the gap between the most and least vulnerable countries.