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As an unprecedented string of wildfires in Nova Scotia continued to burn out of control for a fourth day, fire officials were hoping for a break in the dry, windy weather.

Researchers expect many places to experience a decline in species diversity, ending up with just those few species that can cope with the harsher conditions.

Earlier this month, the U.S. surgeon general issued an extraordinary warning: Social media is an "important driver" of a mental health crisis among young people. For Facebook whistleblower Frances Haugen, that came as no surprise.

In 1997, the Ontario government decided to stop granting licences for new train and trial areas and gradually phase out existing operations as owners retired or left the business. At that time, there were 50 to 60 train and trial areas in Ontario; now there are only 24.

The weed war, which puts more than $528 million in crop losses on the line each year in Canada alone, has for the past 50 years been fought with an arsenal of toxic herbicides that harm human health and contribute to the biodiversity and climate crises.

Fire officials said that with the return of dry, windy conditions, there could be a "reburn" in the evacuated subdivisions, which are spread out over 100 square kilometres.

In an exclusive one-on-one chat, Canada's Green Party leader Elizabeth May shares why she's returned to politics.

New Democrat MP Jenny Kwan said on Monday, May 29, 2023, that Canada's spy agency has confirmed her long-held belief she is being targeted by the Chinese government, as the prime minister granted the NDP's wish to allow more party members to review top-secret intelligence.

Canadian Heritage Minister Pablo Rodriguez said on Monday, May 29, 2023, he is starting to review the mandate for CBC and its French-language service Radio-Canada, including ways the government can bolster funding to the public broadcaster so it is less reliant on advertising dollars.

Conservative Leader Pierre Poilievre has failed to persuade the House of Commons to condemn the Liberal government's approach to fighting drug addiction.

Smoke from wildfires in parts of Alberta, British Columbia and now Nova Scotia has doctors warning pregnant people to take extra precautions against breathing in toxic particles.

The fire department in Slave Lake, Alta., had a long-standing plan for tackling wildfire encroaching on the community, but in May 2011, flames from a nearby forest blew over suppression efforts and destroyed several hundred homes and other buildings.

Alberta’s United Conservative Party emerged bloodied but still standing in Monday’s bitterly contested provincial election.

Elizabeth May talks about her choice to return to party leadership and what this means for the Green Party and Canadian politics in the newest episode of Hot Politics.

A peer-reviewed paper proposes that the top 21 polluting companies pay $5.4 trillion over 26 years to compensate for climate damages.