dimanche 27 août 2023

Les glaces, le seuil de réchauffement de +1,5°C et la ligne de crête entre espoir et inquiétude.

Au risque d’un piètre jeu de mots : le podcast « chaleur humaine » du journal Le Monde a publié ce dimanche 27 août un entretien plutôt « glaçant » de la glaciologue et exploratrice française Heïdi Sevestre. Si le message d'espoir proposé en conclusion est très bienvenu, il me semble appeler quelques remarques...

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dimanche 23 juillet 2023

Climate-related risks and potential impacts: still underestimated?

As predicted by climate models, weather hazards are increasing in both frequency and intensity, and this trend will continue until net greenhouse gas emissions are close to zero (if we don't reach a situation of uncontrollable feedback loops leading to a hothouse Earth by then).

A fair assessment of the risks and associated impacts is therefore crucial in order to limit the dangers to human activities. However, a number of articles and reports show that not only assessments, but also the way they are taken into account by both governments and populations, are still often insufficient, sometimes to an extremely striking degree. Here is a selection.

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