Ontario

The federal Liberals have made it clear that Canada's road to a greener economy will be paved with billions of dollars in corporate subsidies.

High levels of carcinogenic gas near a medical sterilization facility in Scarborough, Ont., highlight a dangerous gap in Canada’s air quality monitoring, says the Environment and Climate Change Canada researcher who discovered the chemical in the area.

Leaders of northern Ontario First Nations descended upon Queen's Park in Toronto on Wednesday to deliver a message to the province: they want to be equal partners on any kind of development in their territories.

Ontario's largest conservation authority says it was not consulted on the decision to move the Ontario Science Centre, despite owning the land it currently sits on.

While Justice Marie-Andrée Vermette called the youths remarkable and was sympathetic to concerns about their future in light of scientific evidence on the impacts of climate change, she did not find Ontario's targets breached their Charter rights.

A fierce storm system that brought thunder, lightning and freezing rain to parts of Quebec and Ontario has more than a million hydro customers still in the dark.

Scientists are tracking neurotoxic methylmercury production in North America’s largest peatland.

Canadians in the prairies, two territories and Ontario will pay a bit more to fill their gas tanks or heat their houses next month as the national carbon price rises on Saturday.

More than three dozen professors at an Ontario university are calling on the federal and provincial governments to act in response to reporting published by Canada’s National Observer​​​​​​​.

Ontario's Greenbelt includes some of the best farmland in Canada, which has been protected for over 20 years. Experts and activists say Premier Doug Ford's plan to develop the area will exacerbate the housing crisis and slash food supply.

Cities and police services across Ontario say they are following the federal government's lead in banning TikTok from work and government-owned devices, while others consider such bans, as privacy watchdogs assess the video-sharing platform for threats.

Increasingly unpredictable winter temperatures have Ontario maple syrup producers concerned about how climate change will affect the industry's future, with some pushing for environmentally friendly practices to reduce the sector's carbon footprint.

Don't just point climate fingers at Alberta. Ontario made up 22 per cent of our national emissions in 2019 and according to the province’s auditor general, has no plan to improve by 2030

If anyone needs an example of the dangers associated with cutting back on rules and regulations, they need only look at Michael and Doug Ford’s Ontario, writes columnist Max Fawcett.

For more than a decade, a proposal to build a cement plant has hung over one rural Ontario village like a black cloud.