By 2050, over 5 billion people — probably more than half the planet’s population — will be exposed to at least a month of health-threatening extreme ... bulb globe temperature,” a metric ...

In extreme heat and high humidity, evaporation is slowed and the body must work extra hard to maintain a normal temperature. Most heat disorders occur because the victim has been overexposed to ...

The 1.5C figure has become a powerful symbol in international ... and for both air temperature and sea surface temperature, contributing to extreme events, including floods, heatwaves and wildfires.

Put another way, the I.E.A. estimated that if 2024’s extreme weather hadn’t happened ... the I.E.A. found. These temperature effects drove about a fifth of the overall increase in demand ...