How a new prime minister will reshape Canada's environmental policies

The presidential race is heating up across America, but north of the border a new face from a fabled political dynasty just romped into power with a landslide win that signals considerable change. Gone is the oil-friendly Stephen Harper and taking over as prime minister is Justin Trudeau, son of popular leader Pierre Trudeau, of the left-leaning Liberal Party. What does this mean for controversial energy projects in Canada and the US?