NASA illustration shows how the world has warmed in the past 140 years
NASA illustration shows how the world has warmed in the past 140 years

The animation shows how global warming has gathered pace, showing the average monthly temperatures as a spiral shape, which gets bigger as the world gets warmer.

The spiral was initially designed byEd Hawkins, a climate scientist at the University of Reading in 2016, but has been updated by NASA with the latest climate data.