climate change

The U.N. weather agency says the world — and especially urban areas — experienced a brief, sharp drop in emissions of air pollutants last year amid lockdown measures and related travel restrictions put in place over the coronavirus pandemic.

French President Emmanuel Macron is expected to urge world leaders and institutions to safeguard biodiversity as they work to curb climate change and support human welfare at a global summit starting on Friday, September 3, 2021, in southern France.

German automaker Daimler on Friday, September 3, 2021, dismissed a “cease and desist” demand from two environmental groups to commit to ending the sale of combustion engine vehicles by 2030.

Chinese Foreign Minister Wang Yi warned U.S. climate envoy John Kerry on Wednesday, September 1, 2021, that deteriorating U.S.-China relations could undermine cooperation between the two on climate change.

Chocolate lovers could soon be feasting on more sustainable chocolate with the help of a microscopic molecule that could drastically reduce the energy needed to manufacture their favourite treat, researchers have found. 

On Sept. 8 and 9, up to 100 debates on the environment will take place across Canada, giving voters a chance to see where their candidates stand on environmental policy.

Weather disasters are striking the world four to five times more often and causing seven times more damage than in the 1970s, the United Nations weather agency reports.

In a season of daunting wildfires and flooding, the Biden administration is taking an initial step to assess how climate change could harm financial markets — planning to launch on Tuesday, August 31, 2021, a 75-day comment period on how the impacts could reshape the insurance sector.

The Liberals, NDP and Greens all aim to build on Canada’s climate efforts. They want to increase both ambition and action — and one party, the Conservatives, wants to go backward, write Clean Energy Canada's Merran Smith and Sarah Petrevan.

If Canadian voters genuinely care about climate change, they’ll do themselves a favour and put O’Toole’s plan in the trash can — before he gets a chance to do it himself, writes columnist Max Fawcett.

Liberals and Conservatives took aim at each other's candidates on Monday, August 30, 2021, questioning past statements and actions to build a character case about why they, and not their opponent, should be trusted to govern after election day.

Voters in this year's federal election must push parties to put climate change and biodiversity on the top of their agendas, writes the Sierra Club Canada Foundation's Conor Curtis.

Susannah Pierce's children aren't interested in following in her footsteps.

An angry crowd of agitators surrounded Justin Trudeau's campaign buses and screamed profanity at the Liberal Leader during a campaign event in Cambridge, Ont., on Sunday, August 29, 2021.

In the aftermath of an extreme melt event, what do scientists see in the Greenland Ice Sheet’s swirls of white, blue, and ominous grey?