Three massive, complex fires larger than 20,000 acres are roaring through the California wilderness near the Oregon border, sending a train of unhealthy air down into the Bay Area.
Canadian wildfire smoke hits East Tennessee knoxnews.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from knoxnews.com Daily Mail and Mail on Sunday newspapers.
This year’s wildfire season may offer the western US a chance to catch its breath after several years of record-breaking fires. But with climate change expected to deepen the hot, dry conditions that enable such record-breaking fires, we must be preparing for a future with even more fire.