Some places may become to hot to live

As Earth’s climate warms, incidences of extreme heat and humidity are rising, with significant consequences for human health.

The occurence of dangerous temperatures in the 32 - 35C wet bulb range has tripled over the last 40 years. Humans cannot survive above a wet bulb temperature of 35C, and this level has now been briefly exceeded in several parts of the world.

From NASA: 

"Extreme levels of heat stress have more than doubled over the past 40 years. That trend is expected to continue,..."

NASA: how climate change may make some places too hot to live