Living Planet06/10/2016June 10, 2016A new United Nations Environment Programme (UNEP) report has found that extreme weather is increasing toxicity in staple crops. With global temperatures set to rise, scientists warn the problem will only get worse.https://p.dw.com/p/1J4A8Image: Getty Images/AFP/F. UsyanAdvertisementTruth be toldTo play this audio please enable JavaScript, and consider upgrading to a web browser that supports HTML5 audio