Globe and Mail: Canadas oil industry is facing a twin threat as environmentalists urge the Liberal government to make good on promises to slash fossil-fuel subsidies and impose a tougher regulatory regime on existing applications to build pipelines to the West and East coasts. A study released Thursday pegged federal subsidies for the industry at nearly $1.7-billion, including items such as accelerated capital-cost writeoffs recently extended to the proposed liquefied natural gas plants, and the Canadian exploration...