It's the humid lowland tropics that cook — while altitude and cool currents spare cities on the same parallel. Hover a country to see its exposure; switch to the 40-year rise to see where it's climbing.
0250+
Countries shaded from data are represented by their major cities (~48 countries, 92 cities). Faint countries are outside this sample. Metric: days per resident per year with apparent temperature (heat + humidity + wind) ≥ 32 °C.