Whether it’s court rulings, pushback from provinces or carve outs on carbon pricing, the battle over how to tackle climate change is getting messy. Who in Canada has the credibility to talk about climate policy these days? And how do those debates factor in to questions of energy, environment and affordability? Host Kathleen Petty is joined this week by Shachi Kurl from the Angus Reid Institute, political strategist Karamveer Lalh and Sara Hastings-Simon from the University of Calgary.