April 4, 2022WHO says 99% of world's population breathes poor-quality air . by Jamey Keaten A man who scavenges recyclable materials for a living rests to smoke a cigarette on a mountain of garage amidst smoke from burning trash at Dandora, the largest garbage dump in the capital Nairobi, Kenya, Tuesday, Sept. 7, 2021. The U.N. health agency said Monday, April 4, 2022, nearly everybody in the world breathes air that doesn't meet its standards for air quality, calling for mor...