Air quality alerts continue Sunday in eastern Colorado due to Canadian fires

Air quality advisory continues for eastern Colorado Saturday due to fires in Canada

Eastern Colorado under continuing air quality advisory due to fires in Canada

Canadian coal mine pollution threatens north Idaho river

Michigan tribes, others file grievance with UN over Line 5 project

Critics ask governors to speak out against northwest pipeline expansion

Global economy 2023: how countries around the world are tackling the cost of living crisis

Study: Kids in child care not more likely to exhibit problematic behaviors

U.S. tribal leaders bring Canadian mine waste concerns to D.C.

Tribes say British Columbia mine waste threatens water, way of life

Fiona hits Atlantic Canada: Climate change means the region will see more frequent storms

Canada, Denmark agree to resolve Arctic border dispute

Linking protected areas from Yellowstone to the Yukon shows the value of conserving large landscapes

Pope Francis apologized for the harm done to First Nations peoples, but what does a pope’s apology mean?

Midwest truckers watching Canadian convoy protest closely

Trucker convoy protests Canada-U.S. vaccine mandate, grabs international attention