He bought them for a dollar. Now, "boxes and boxes and boxes" of old audiotape and film that Bert Crowfoot has safeguarded for decades are turning out to be a priceless trove of Indigenous stories, culture and language.

More than three dozen former top provincial biologists are asking the Alberta government to stick with conservation efforts in a vast area of west-central Alberta despite what they call misinformation from an Opposition member of the legislature.

Syncrude has pleaded guilty and been fined more than $2.7 million in the deaths of 31 great blue herons at one of its oilsands mines north of Fort McMurray.

An Environment Canada report says that despite much talk on preserving caribou habitat, little progress has been made to close gaps in the protection of the threatened species.

The berries tasted different. The blueberries and cranberries didn't look the same either. When elders from Fort McKay near Alberta's oilsands went to their traditional picking areas, things just didn't feel right. They knew something was off. But what?

Half the country's chinook salmon populations are endangered and most of the rest are in decline, according to a science committee that monitors the health of wildlife populations.

Three of Canada's top environmental scientists want the federal government to listen harder to what their studies are saying about the future.

A study suggests most Canadian cities have yet to assess the threat posed by climate change despite being the most exposed to any weather disasters it could cause.

A major Calgary-based energy company is facing its fourth lawsuit in U.S. courts over climate change. The Pacific Coast Federation of Fishermen’s Associations — the largest commercial fishermen’s group on the West Coast — has included Encana in a lawsuit attempting to link greenhouse gas emissions from 30 energy companies to damage in the crab fishery.

Swallows are evolving smaller, more manoeuvrable wings to help them dodge buildings and vehicles.