On Baffin Island in the Fragile Canadian Arctic, an Iron Ore Mine Spews Black Carbon

A mining company wants to quadruple production at its iron mine in the Canadian Arctic by 2025, increasing the operation’s climate-warming emissions. Specifically, it will increase emissions of black carbon, a pollutant that can be thousands of times more potent at trapping heat than CO2, and that scientists warn is particularly devastating for the region.