News tagged with polluted air

Related topics:

Air quality worsening in world's cities

Most city dwellers around the world are exposed to air pollution levels that are considered unsafe, and the situation is getting worse, according to a World Health Organization report Wednesday.

May 07, 2014
4 / 5 (4) 0

Low-cost sensors gather air pollution data

(Phys.org) —Epidemiologists' understanding of the relationship between exposure to airborne pollutants and a range of health conditions, such as cardiovascular disease and asthma, has grown increasingly ...

Nov 26, 2013
5 / 5 (3) 0

Beijing air pollution at dangerously high levels

Beijing's skyscrapers receded into a dense gray smog Thursday as the capital saw the season's first wave of extremely dangerous pollution, with the concentration of toxic small particles registering more ...

Jan 16, 2014
5 / 5 (3) 0

Tracking air pollution aids policy makers

(Phys.org) —Recently, Beijing and the nearby Chinese provinces were veiled in smog that reduced visibility, induced health problems, and reached levels described as "beyond index."

Jan 31, 2014
5 / 5 (3) 0 | with audio podcast

US proposes stricter ozone limits

The US Environmental Protection Agency announced plans Wednesday to strengthen emission regulations for ozone, a smog-causing pollutant blamed for respiratory ailments affecting millions of Americans.

Nov 26, 2014
3.8 / 5 (4) 3

China's pollution seen from space

Scientists said on Friday they had mapped ground-level air pollution in China from space for the first time, a feat that should help the fight against a notorious health hazard.

Jan 17, 2014
4.7 / 5 (3) 0