Smog
How Much Has California's War on Air Pollution Reduced Asthma Rates?
Los Angeles used to be one of the most polluted cities on the planet. After decades of improvements, pollution levels are ticking up again.
Viewfinder: Mexico City Declares an Environmental Alert as Smog Reaches Dangerous Levels
Two women wear face masks on May 16th, 2019, in Mexico City, Mexico.
Silent Killer: In London, Air Pollution Has Become a Matter of Life and Death
According to researchers, air pollution kills thousands in the city every year.
Does Bad Air Create Bad Behavior?
New research links air pollution to higher levels of crime and other unethical acts.
Two Attorneys General Sue the EPA Over Smog Blowing in From Other States
The suit claims that sources of air pollution located within Illinois, Michigan, Pennsylvania, Virginia, and West Virginia are contributing to smog in New York and Connecticut.
Viewfinder: Heavy Smog Blankets New Delhi
Indian visitors walk through the courtyard of the Jama Masjid mosque amid heavy smog in the old quarters of New Delhi on November 8th, 2017.
The Causes of Violent Crime Are Blowing in the Wind
Serious crimes are more likely to occur in neighborhoods downwind of air pollution, according to a new study.
CicLAvia May Clear the Air
A study suggests regular pedestrian and cycling events temporarily improve air quality in surrounding areas.
Is Air Pollution a Risk Factor for Suicide?
A growing body of scientific evidence suggests that breathing bad air can heighten the probability of suicide. The latest evidence comes from pollution-plagued Salt Lake County.
Buildings Could Help People Breathe Easier
Well-ventilated buildings could be the ‘lungs of the city,’ supplying filtered air at street level to help people breathe easier, experts say.