TORONTO – Like on a seesaw, Toronto is swinging, up and down and up again, in the global air quality rankings compiled in real time by the Swiss company IQAir (here). After dropping out of the top ten cities with the worst air quality in the world in recent days, today Toronto climbed back up to fifth place, where it was at 8:30 a.m (see the graphic below). →
TORONTO – L’allerta sulla qualità dell’aria per la Greater Toronto Area è stata revocata dopo essere stata in vigore durante il lungo weekend: come si vede dai dati aggiornati in tempo reale sul sito di Environment Canada (qui), infatti, la situazione – come era stato previsto – è un po’ migliorata e l’AQHI (Air Quality Health Index) è passato, nelle ultime ore, da 6 (rischio moderato) e 5, 4 e poi 3 (basso rischio)alle ore 11 di ieri mattina…
TORONTO – The air quality alert for the Greater Toronto Area has been lifted after being in effect over the long weekend. As can be seen from the real-time data on Environment Canada’s website (here), the situation — while we write, at 1.30 pm of August 5, 2025 — has improved somewhat, and the AQHI (Air Quality Health Index) has risen in the last few hours from 6 (moderate risk) to 5, 4, and then 3 (low risk) at 11 a.m. this morning. →
TORONTO – La qualità dell’aria di Toronto continua a detenere un triste primato: è tra le peggiori al mondo, secondo l’istituto svizzero di monitoraggio della qualità dell’aria IQAir, effettuato in tempo reale e consultabile sul sito www.iqair.com/ca/world-air-quality-ranking …alle 8.50 di ieri mattina, Toronto si classificava come la seconda città più inquinata al mondo; a mezzogiorno, la città è scesa, pur rimanendo tra le prime 10 più inquinate, peraltro insieme a Montreal: il Canada, in quel momento, è risultato essere l’unico Paese al mondo con due città nella top ten della peggior qualità dell’aria…
TORONTO – Toronto’s air quality continues to hold a grim record: it is among the worst in the world, according to the Swiss air quality monitoring institute IQAir, which conducts real-time air quality monitoring and can be consulted here. At 8:50 a.m. this morning, Toronto was the second most polluted city in the world; by midday, the city had dropped, but remained in the top 10 most polluted cities, tied with Montreal. At that time, Canada was the only country in the world with two cities in the top ten for worst air quality and it still is while we are writing this article, at 1.30 pm of August 4, 2025. →
