smog

(Newser) - It's nicknamed "the vine that ate the South," but experts now warn that the fast-spreading invasive plant is choking more than just power lines, reports the Atlanta Journal-Constitution. Scientists have found that the plant emits ozone, making smog worse, leading to health problems—and speeding up climate change.

(Newser) - Arvin, Calif., proves that you don’t need factories or freeways to have America’s worst air pollution. The agricultural town’s mountain locale collects pollution, the AP reports, giving the air a toxic smell and raising health concerns. The EPA uses the ozone level to gauge smog across the...

(Newser) - The air pollution in Beijing is so bad that some 2008 Olympic events may have to be postponed. IOC president Jacques Rogge is worried about participants in endurance events like cycling because air quality remains dismal despite government efforts, such as shutting down factories, to improve it. Construction for the...

(Newser) - An enormous cloud of smog over southern Asia threatens 2 billion people with flooding and drought, a new study shows. The "Asian Brown Cloud" is melting Himalayan glaciers, the Times of London reports, and the resulting floods will menace heavily populated downstream areas. And the cloud's driving up temperatures...