The controversial carbon tax is under attack from all sides, including from provincial NDP leadership candidates.The federal government took a shot at rebranding it this week. But will the Trudeau Liberals kill the unpopular tax before the Conservatives can? And how can we fight climate change without it?   On the West of Centre podcast, guest host Jason Markusoff is joined by former conservative cabinet minister Gary Mar, energy economist Andrew Leach and Cheryl Oates, former advisor to Rachel Notley.