In a new study, researchers found that unless steps are taken to mitigate climate change, up to 60 percent of current wheat-growing areas worldwide could see simultaneous, severe and prolonged droughts by the end of the century. Wheat is the world's largest rain-fed crop in terms of harvested area and supplies about 20 percent of all calories consumed by humans.
source https://www.lifetechnology.com/blogs/life-technology-science-news/climate-change-could-cause-drought-in-wheat-growing-areas-study