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Air quality alerts are being enforced throughout Canada and the northern United States as raging wildfires continue to engulf vast areas, prompting officials to urge citizens to "limit time outdoors." Environment Canada has issued warnings primarily affecting Ontario, where the air quality deteriorated sharply. On Monday, air measurements in Toronto indicated that the city’s pollution levels were among the most hazardous in the world.

In parallel, authorities in the US issued air quality alerts for regions including Chicago, advising residents of all ages, especially infants and the elderly, to exercise caution. The National Weather Service in Chicago reported that unhealthy ozone levels and lingering smoke from Canadian wildfires led to the alert, which is in effect through Tuesday evening.

Prime Minister Mark Carney is set to hold discussions with emergency management officials in Ottawa to evaluate the ongoing situation as thousands are forced to evacuate their homes due to wildfires ravaging Manitoba, Saskatchewan, and northern Ontario. In a recent public announcement, Environment Canada reiterated the health risks associated with high pollution levels, specifically warning vulnerable groups such as pregnant women and individuals with pre-existing medical conditions to remain indoors.

Amidst these evacuations, political tensions have escalated, with multiple US lawmakers voicing their grievances to the Canadian ambassador. They expressed concerns that wildfire smoke was hampering Americans' summer experiences. In a retort, Manitoba’s premier criticized these officials for downplaying a serious crisis affecting many lives.

The wildfires, which have wreaked havoc particularly during the months of May and June, forced approximately 30,000 residents to evacuate in Saskatchewan and Manitoba, prompting local authorities to declare states of emergency. Furthermore, a fire that ignited on the Bonavista peninsula in Newfoundland expanded dramatically overnight, claiming several cabins near Chance Harbour, according to a recent report from CBC News.

Scientists assert that the increasing frequency and severity of wildfires can be attributed to climate change, with Canada warming at a rate nearly double that of the global average, and the Arctic experiencing an even more alarming increase in temperatures.