![The world is about to experience its hottest year yet and may likely surpass 1.5C of warming, UN warns: "There's no return"](https://assets3.cbsnewsstatic.com/hub/i/r/2023/05/17/cfd0ae6e-a348-44d4-b926-1701f78f5ad5/thumbnail/1200x630/553933407fd3cb0d12d01d714e02d28c/gettyimages-1386597035.jpg)
The deadly heat waves that have gripped nations in recent years are likely about to get much worse. On Wednesday, the World Meteorological …
Author: By Li Cohen
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