Gasoline prices in the United States have recently dipped, with diesel prices falling to their lowest in 900 days. While this offers temporary relief for consumers, a looming change in Canada's oil policy could disrupt the supply chain, particularly for U.S. refineries dependent on heavy crude oil imports. Canada's Emissions Cap Proposal Prime Minister Justin Trudeau has proposed a cap on emissions for the oil and gas industry to align Canada's environmental policies with its climate commitments. This cap is anticipated to limit production and…