Canadian Press: With the pace of oilsands development in Alberta slowed to a trickle, governments are uniquely situated to take a sober second look at environmental policies before another boom sweeps the opportunity away, say environmentalists. “I think that the slowdown we’re experiencing now is an opportunity for us to take that step back and say do we have it right?” said Lindsay Telfer, prairie director of the Sierra Club. As the economy heads south around the globe, energy prices have …