Golfstrom

On the southern side of the Alps, you could almost forget that winter isn't over yet: the first flowers are sprouting and a few cumulus clouds are already looming on the horizon. But wait, winter is making a comeback, and quite impressively too! We also turn our attention to the AMOC, which is once again in the spotlight thanks to a new study.

The last issue of this column dealt with the so-called planetary boundaries, which show how much change the system can tolerate in various areas and at what point it becomes critical. It is not only in the context of planetary boundaries that the discourse on environmental change is increasingly focusing on tipping points. What is behind the buzzword?