News Trump Threatens Canada With Tariffs Over Wildfire Smoke Pollution by Daniel Perez - News Editor July 18, 2026 by Daniel Perez - News Editor July 18, 2026 Trump Threatens Tariffs Over Canadian Smoke Wildfire smoke drifting from Canada into the United States has ignited a sharp diplomatic dispute. As of mid-July, Canada has over 900 active wildfires, … 0 FacebookTwitterPinterestEmail