Canada / USA: air quality alerts due to widespread wildfires

17 Jul 2025
Air quality alerts have been issued across Canada and northern USA as smoke from widespread wildfires continues to degrade air conditions, prompting urgent health warnings. Environment Canada has warned residents, especially in Ontario…

Greece: orange dust from Sahara envelops Athens

25 Apr 2024
A dense orange haze has enveloped Athens as clouds of Sahara desert dust swept across Greece, marking one of the worst episodes since 2018. Similar clouds hit Greece, Switzerland, and southern France in…

USA polluted from Canada wildfire smoke

09 Jun 2023
New York air pollution is ‘hazardous’, in the Very Unhealthy category, with no end in sight for the thick smoke pouring south from more than 400 Canadian wildfires. At least 13 US states…

Canada: wildfire dangers continue

19 May 2023
As of 17 May, 88 wildfires were still burning across Alberta, and dozens more across British Columbia and Saskatchewan. Weeks of uncontrolled blazes have made air quality dangerously poor, changing the bluebird sky…