High Levels of Air Pollution from Forest Fire Smoke THUNDER BAY - Climate - Smoke from forest fires in northwestern Ontario has resulted in high levels of air pollution. Air Quality Alerts continue for Ear Falls, Red Lake, Sachigo Lake, Kitchenuhmaykoosib Inninuwug, Dryden, Vermilion Bay, Ignace, Armstrong / Whitesand, Pickle Lake, Cat Lake, Summer Beaver,