A study of old Alberta coal mines says regulations to keep them from polluting water systems are failing, and high levels of contaminants are having grave outcomes on aquatic life.

As the debate over whether Alberta should leave Canada heats up, proponents and opponents are racing to see which side can ...

Alberta regulations meant to keep old coal mines from polluting streams and lakes are failing, a new study suggests. Authors of the report found high concentrations of several pollutants in rivers ...