How close are we to 1.5 °C or 2 °C of global warming?

In a publication in Weather, a journal of the Royal Meteorological Society, Prof. Jochem Marotzke (Max Planck Institute for Meteorology), Dr. Sebastian Milinski (currently NCAR, Boulder, USA) and Dr. Chris Jones of the Met Office, UK, answer questions about global warming.

Marotzke et al., 2022, CC BY

What is meant by global warming, how quickly will a certain level of warming be approached? When will global warming reach 1.5 °C or even 2 °C and what does that mean?

 

Original publication:

Marotzke, J., Milinski, S., Jones, C.D. (2022) How close are we to 1.5 degC or 2 degC of global warming? Royal Meteorological Society, Weather, 77(4), 147-148. https://doi.org/10.1002/wea.4174

 

Contact:

Prof. Dr. Jochem Marotzke
Max Planck Institute for Meteorology
Email: jochem.marotzke@we dont want spammpimet.mpg.de