Energy has become a flashpoint in the U.S. trade war with Canada, and Canadians should expect to hear a lot more about oil and gas – including potential new pipelines – once the federal election gets underway. And it underscores the renewed relevance of fossil fuels around the world: Energy companies like BP have backed away from their pandemic-era pledges to decarbonize, Donald Trump is vowing to "drill baby drill," and countries from Canada to Kazakhstan are signing off on new fossil fuel projects. So what does it mean for a warming planet and the future of renewables? As The Sunday Magazine's Pete Mitton explores in his documentary Oil Check... it's complicated.