"I am of the opinion that the project, as currently proposed, would likely cause unacceptable environmental effects within federal jurisdiction," Environment and Climate Change Minister Steven Guilbeault wrote.

Montem Resources is one of the companies considering the Alberta government's decision last month to extend a pause on coal development on the summits and eastern slopes of the Rockies.

Canada hasn't paid enough attention to what could be a leafy, green ally in the fight against climate change, says one of the country's most prominent scientists.

Canadians of all political stripes and from all regions support greater protection for the country's forests but are concerned about what that could mean for the economy, according to a new survey.

Days before the federal government is expected to explain how it will meet greenhouse gas targets, 90 prominent scientists have written a letter urging it to ensure that old-growth forests are a big part of that plan.

Residue from vehicle tires contains a chemical highly toxic to several important species of fish when it washes into streams, says new Canadian research.

Premier Jason Kenney has filed his defence in a defamation lawsuit brought against him by environmental groups over his remarks on the release of an inquiry into supposed misinformation about Alberta's energy industry.

The amount of unpaid taxes energy companies owe to small-town Alberta is growing despite high oil prices, the province's rural municipalities said on Tuesday, March 8, 2022.

A top United States government official says there are plenty of issues to keep like-minded Arctic nations together after Russia's invasion of Ukraine forced seven of them to pause their participation in the international body that looks after the region.

Federal delays are allowing billions of litres of wastewater to be dumped in Canadian waters including marine protected areas, an environmental group says.