Depends on who you ask. Either way, the fight around the federal Liberals’ climate change policy is shaping up to be the key battle of the 2019 election. Here’s the thing, though: Chances are you don’t actually know how you’ll be hit with it when it lands on Jan. 1. And on Tuesday, despite also not really knowing how much their plan will impact you, the Liberals announced rebates for Canadian families in certain provinces.It’s the most convoluted federal-provincial policy we’ve encountered since…marijuana legalization, just last week. And that doesn’t even take into account the branding war over what we’ll actually call this thing. Is it a tax on everything or a price on pollution? Whichever side you land on, be prepared to hear both those phrases a lot. We’ll take you inside the climate change debate, and try to figure out how and if you’ll end up paying for it.Parliament Hill Reporter Cormac Mac Sweeney joins Jordan Heath-Rawlings to break it down.Audio Playerhttp://media.blubrry.com/thebigstory/s/radio.pmd.rogersdigitalmedia.com/podcasts/thebigstory/tbs_1024.mp300:0000:0000:00Use Up/Down Arrow keys to increase or decrease volume.