As a heat wave with temperatures nearing 50 C stretches from Senegal to Chad, hundreds have died, and climate scientists say temperatures this high would not have been possible without human-induced climate change from greenhouse gas emissions. #ClimateChange #News #Africa Watch The National live on YouTube starting at 9 p.m. ET Subscribe to The National: null More from CBC News | https://www.cbc.ca/news The National is the flagship of CBC News, showcasing award-winning journalism from across Canada and around the world. Led by Chief Correspondent Adrienne Arsenault and Ian Hanomansing, our team of trusted reporters helps you make sense of the world, wherever you are.