Never before have anthropogenic emissions of the greenhouse gas CO2 due to our use of fossil fuels been so high.

Never before, the average annual air temperature in France was so high.

Never before have so many people lived on our planet.

The global mean CO2 concentration in the atmosphere has never been so high since measurements have started in the late 1950s.

The global mean air temperature has never been so high since measurements have started in the 1850s.