@SteffenR
The diagram I presented is about CO2 MEASURMENTS from the '60s till today,
It is not temperature forecasts.
CO2 levels in the atmosphere are now ~400 ppm.
Samples from air bubbles trapped in ice, show that CO2 levels
never surpassed 300 ppm during the past 800,000 years.
Source: NASA
https://climate.nasa.gov/climate_resources/24/graphic-the-relentless-rise-of-carbon-dioxide/
