France, July 22 -- Food items including potatoes, onions, lettuce, cabbage, fruit and rice are hit by extreme weather that exceeded historical precedent, raising inflation and prices for consumers, a new report shows. The study is released ahead of an important United Nations food summit, to open on Sunday in Ethiopia.

The research, released this Monday, was conducted by an interdisciplinary team including the Barcelona Supercomputing Center, Postdam Institute for Climate Impact Research, Catalan Institution for Research and Advanced Studies (ICREA), the Energy & Climate Intelligence Unit (ECIU), European Central Bank (ECB), University of Aberdeen and the Food Foundation.

It shows that British potatoes, Californian vegetables, South Afr...