Article content At times, you have to wonder if U.S. policymakers truly understand the importance of the energy relationship with their northern neighbours — not just for Canada, but for both countries. U.S. President Joe Biden cancelled the Keystone XL project on his first day in office, citing climate concerns. Michigan’s governor wants to halt Enbridge’s Line 5, even as the state relies on the products that move through the pipeline. We apologize, but this video has failed to load. Try refreshing your browser, or Varcoe: As pipeline battles continue, new study underscores vital U.S.-Canada energy trade Back to video