Volcanic 'plumerang' could impact human health

A new study has found a previously undetected potential health risk from the high concentration of small particles found in a boomerang-like return of a volcanic plume.

Researchers say anti-pollution rules have uncertain effects

Air pollution regulations issued by the U.S. Environmental Protection Agency are estimated to save thousands of lives annually. A new study by researchers at Indiana University says these estimates are more uncertain than ...

WHO: Europe's air pollution costs $1.6 trillion a year

Air pollution in Europe causes illnesses and hundreds of thousands of deaths, costing the continent's governments a combined $1.6 trillion each year, the World Health Organization said Tuesday.

Researchers find a new way to clear the air

In 1999, then-Chinese Premier Zhu Rongji said that Beijing's pall of smog "would shorten my life at least five years," a hazard level scientists affirmed two years ago with a study of China's air pollution. That reality that ...

Concern over India plan to stop publishing smog data

Environmental activists expressed concern Wednesday after Indian authorities said they would stop releasing raw air pollution figures for New Delhi, the world's most polluted city.

Volcanic ash can threaten air traffic

The presence of volcanic ash in the upper atmosphere presents multiple threats to aviation. It not only reduces visibility and abrades the exposed areas of the aircraft, the fine particles can also endanger the operation ...

page 10 from 13