Tar sands oil — even the name sounds bad. And it is bad. In fact, oil from tar sands is one of the most destructive, carbon-intensive and toxic fuels on the planet. Producing it releases three times ...

For years, Indigenous communities living near Canada’s oil sands have worried about the health impacts of the cloud of air pollution ... northern Alberta, bitumen is a thick, heavy tar-like ...

This tool allows anyone to estimate the potential lifecycle greenhouse gas pollution—the heat-trapping gasses that drive global warming--for user-specified volumes of oil, gas, coal, oil shale and tar ...