In the hottest parts of the world, high temperatures and humidity will, for longer stretches, surpass a threshold that even young and healthy people could struggle to survive as the planet warms, study says
The paper is here
Figure 1 shows the locations:
Annual hot-hours under (A) 1.5, (B) 2, (C) 3, and (D) 4 °C of warming relative to preindustrial level
As an Italian currently staying in the Netherlands for work, let me tell you for now this is heaven compared to home. We'll see whether Poseidon will have what it takes to take the win over the Dutch in the future.