Une pollution invisible et dangereuse frappe Los Angeles après les feux https://www.20minutes.fr/monde/etats-unis/4134322-20250119-incendies-los-angeles-pollution-air-cendres-toxiques-inquietent-experts?xtor=EPR-212-%5Bnl+morning%5D---114008d44fad4c81fbc73507a839a13b%402&utm_source=newsletter&utm_medium=email&utm_campaign=morning&_ope=eyJndWlkIjoiMTE0MDA4ZDQ0ZmFkNGM4MWZiYzczNTA3YTgzOWExM2IifQ%3D%3D&fbclid=IwY2xjawH6yqpleHRuA2FlbQIxMQABHbPF6R072NxzaXR-zmQVvZfnAz7UyWJCpyLG-0GPi-GDF9yPY3nA5FoqUA_aem_c5N6bcPvkv7TiSxsxHQ5Sg