Thermal expansion of the ocean and mass loss from glaciers and ice sheets will continue to be the main contributors to the sea level rise.

A phenomenon of exceptional importance such as global change and its multiple effects has been discussed in several Mètode monographs. In recent years, public concern about what we already perceive to be the greatest threat to humanity has not stopped growing; at the same time,

Losing sight of climate change in the media could run the risk of strengthening the consensus for a narrative in favour of economic growth that leaves environmental issues in the background.

We are indeed in an emergency. Let there be no doubt about that. But if there is one thing that is even more paralysing than not accepting the situation we are in, it is saying that our house is on fire and then calmly keep watching television.

More and more, ecologists are starting to recognise that preserving the maximum number of species is insufficient.

We live in an age of contradictions. It might well be the age we land on Mars, rule over our own DNA, or fuse two atoms to recreate a star. Alas, it is also the age of Trump, climate change denial, or the spending of millions of euros on pseudosciences such as homeopathy.

Between 1925 and 1975, the Sahara desert grew, especially southward, about 645,000 km2, and in some parts of Sudan, the southern boundary of the desert moved 310,000 km2 between 1958 and 1975. This development was most important in the sixties and