Researchers from the University of Western Ontario say that while the wastewater from the Dryden, Ont., mill doesn't contain mercury, the sulphate and organic matter in it contribute to the elevated production of methylmercury in the Wabigoon River.

Brown, who has served as mayor since 2018, had previously said he would consider seeking re-election if it seemed like he couldn't win the federal leadership. 

A winter storm of rare proportions blanketed much of southern Ontario with heavy snow on Monday, January 17, 2022, causing widespread school closures and travel disruptions, leaving some stuck on a major highway for hours on end.

Rapid COVID-19 tests can help stop transmission and could be valuable tools in workplaces and schools, Ontario experts said Thursday, while Quebec announced test kits for kids amid calls for their expanded use.

As scientific and medical discourse plays out in real time online and in the media during the COVID-19 pandemic, observers specializing in science and risk communication say Canadians must be even more discerning in choosing which expert voices they listen to and amplify.

Canada’s largest province laid out its plan Wednesday to administer the first dose of the COVID-19 vaccine in all nursing and high-risk retirement homes by the middle of next month as it works to boost its immunization capacity.

The pair couldn't earn enough to afford Ottawa's rental market, and unknowingly brought the virus from long-term care into the shelter, Dr. Jeff Turnbull told the commission on Dec. 16.

Canada's initial rollout of the COVID-19 vaccine came into clearer focus on Thursday, December 10, 2020, as Ontario announced it would go ahead with its first immunizations on Tuesday, while high case counts continued to strain the health-care systems in several parts of the country.

As some provinces push for clarity on when they will receive their share of Canada’s COVID-19 vaccines, one expert said Monday the government should be more transparent about the terms of its contracts with the companies producing the shots.

COVID-19's second wave tightened its grip on the Prairies on Monday, November 23, 2020, while two eastern provinces pulled out of the Atlantic bubble in an effort to rein in the virus.