Extreme heat and drought threatening world's food systems

Dead fish on a dried up pond in Mardin, Turkey in July 2025. As temperatures exceeded 40C, leaks at the bottom of the pond caused the water level to drop rapidly. Picture: Mustafa Kilic/Getty

Extreme heat is threatening the world’s food systems, with farmers unable to work outside, livestock experiencing stress, and crop yields falling, putting livelihoods for more than a billion people in peril, the UN has warned. 

The impact globally will be felt here in Ireland.