En-en adult card 10 aerosols: Difference between revisions

Although aerosols are thought to cool the climate on average, their total contribution is the result of warming and cooling effects with great uncertainty. The sum of the two is therefore highly subject to uncertainty. The Futura Science article [https://www.futura-sciences.com/planete/dossiers/climatologie-tant-incertitudes-previsions-climatiques-638/ Why so many uncertainties in climate predictions?] (in French) provides a good understanding of the origin of these uncertainties.

[[En-en adult card 3 building|Building usage]] Buildings emit few aerosols directly. The only significant emissions are chimney fires. In Chamonix, 85% of the fine particles present in the atmosphere come from wood heating<ref>[https://www.lemonde.fr/pollution/article/2016/12/08/dans-la-vallee-de-chamonix-le-chauffage-au-bois-est-le-principal-coupable-de-la-pollution_5045636_1652666.html In the Chamonix valley, wood heating is the main culprit of pollution (French).]</ref>.

[[En-en adult card 38 human health|Human health]] Although aerosols are not alone in the "fine particle" category, every year 391 000 people in EU countries die from air pollution<ref>[https://www.eea.europa.eu/fr/highlights/la-pollution-atmospherique-reste-trop Air pollution remains too high throughout Europe (French)]</ref>, and it causes 1.1 million premature deaths in India and China<ref>[https://www.sciencesetavenir.fr/nature-environnement/l-inde-rattrape-la-chine-en-nombre-de-morts-de-la-pollution_110560 India catches up with China in the number of deaths from pollution (French)]</ref>.