- World's largest study of global climate related mortality links 5 million deaths a year to abnormal temperatures. Deaths related to hot temperatures increased in all regions from 2000 to 2019, indicating that global warming due to climate change will make this mortality figure worse in the future. https://www.monash.edu/news/articles/worlds-largest-study-of-global-climate-related-mortality-links-5-million-deaths-a-year-to-abnormal-temperatures 3 comments science