Catherine McKenna

A project by the City of Ottawa aims to reduce carbon pollution from vehicles by getting traffic lights to send signal data to cars in advance.

Prime Minister Justin Trudeau has removed “climate change” from the name of a powerful committee of ministers, and launched another cabinet body devoted to reconciliation.

Ontario Premier Doug Ford tweeted a selfie of himself with Alberta Opposition leader Jason Kenney criticizing a tax on pollution, as his government faced accusations from federal Liberals of restricting some public servants from speaking about climate change.

Justin Trudeau's twin objectives to reduce Canada's carbon emissions and build a pipeline to carry oilsands bitumen to the coast collided Wednesday in a province ravaged by wildfires that the prime minister's own government attributes to climate change.

While nearly all of the energy used in buildings is dedicated to basic services like indoor heating, cooling and lighting, researchers say building codes aren’t very good at taking into account how occupants actually use those services day to day.

Last Wednesday, a team of people from the Lake Ontario Waterkeeper environmental group descended on the Toronto harbourfront looking for any signs the previous night's massive, flash-flood rainfall had caused the city's ancient combined sewer system to overflow into the lake. They didn't need to dip a single test tube into the water to know it had.

Federal public servants never analyzed the full impact of a national price on carbon in Canada's most populous province, and are now holding additional meetings as a result of Ontario Premier Doug Ford's election and his subsequent decision to abandon a carbon trading market, a senior federal official revealed Thursday.

Canadian Environment and Climate Change Minister Catherine McKenna says she has come out of her first meeting with her new Ontario counterpart feeling "disappointed."

Prime Minister Justin Trudeau has expanded his cabinet by five, adding some new positions, and shifting some responsibilities among the senior ministers in his government, as Canada enters the last year before the next general election.

The federal environment minister says she wants business leaders involved when she and her counterparts from other G7 nations gather in Halifax this fall to discuss how to reduce the flow of plastic waste into the oceans.

Ontario residents, and not the newly elected Progressive Conservative government, will receive the proceeds of a carbon price imposed on the province by the federal government, Prime Minister Justin Trudeau said on Thursday, July 5, 2018.

BP Canada has reported spilling about 136,000 litres of toxic drilling mud from a pipe about 30 metres below sea level, a federal regulator said in a news bulletin.

The new, more stringent standards that begin with the 2021 model year will reduce pollution roughly by six million tonnes a year by 2030, the government says. That’s like taking 1.5 million cars off the road for one year.

Prime Minister Justin Trudeau spent a lot of time on his feet in the House of Commons on Monday, responding to questions about revelations by National Observer that two oilpatch executives were getting $3 million in bonuses because of a federal deal negotiated by his finance minister to buy a west coast pipeline and expansion project.

Andreas Löschel, chair of the independent Expert Commission monitoring the German government’s low-carbon energy transition policy, said Germany is in a similar position as Canada — trying to decarbonize, while also looking out for workers and communities in fossil fuel industries.