Better transit service could help lower Canada\u2019s emissions. But can more people get on board with buses, trains and subways? Experts and advocates explain how to use policy changes and behaviour \u201cnudges\u201d to make it happen. And listeners share stories about great public transportation, from Singapore to Tampa Bay. Then, we hear why there\u2019s \u201cblood in the water\u201d as Canada\u2019s carbon tax approaches its annual increase. Plus: some advice on how to share feelings about climate change in a way that helps you cope rather than crumble.