A dirty brown haze sometimes more than a mile thick is darkening skies not only over vast areas of Asia, but also in the Middle East, southern Africa and the Amazon Basin, changing weather patterns around the world and threatening health and food supplies, the U.N. reported Thursday.
UN: Clouds of pollution threaten glaciers, health
Earth cooked to its hottest month on record in August, blowing far past a key climate...
Severe flash flooding in the Grand Canyon on Saturday caused significant damage to infrastructure, forced the...
