Wildfire Smoke Blankets North America: A Cautionary Tale of Climate Consequences The skies over Toronto have turned a hazy yellow, a stark reminder of the devastating impact of more than 100 wildfires raging across Canada.
The smoke is carried far and wide, threatening to engulf major swaths of the Midwest and Northeast US, exposing millions to hazardous air pollution.
Climate scientists warn that warming temperatures fueled by human activities have created an environment conducive to massive wildfires.