PM2.5
Millions of People Are Getting Sick From This Country’s Toxic Air
This year’s “haze season” in Thailand saw 2.4 million people visiting hospitals for health problems linked to air pollution.
A Report Confirms That Delhi Is Winning a War Against… Itself
A survey reveals that Gurugram has toppled Beijing to win the most polluted city medal, while New Delhi is the most polluted capital in the world.
The Air in Nearly Every Big City in the Developing World Is Unhealthy to Breathe
The World Health Organization says air pollution is up 8 percent around the world and, while rich countries are becoming cleaner for the most part, 98 percent of cities in poor nations failed to reach minimum thresholds for healthy air.
Here Are the Ways People Cope With China's Dirty Air
A few residents of China's dirtiest cities can afford to move to cleaner ones, while those with automobiles travel to the countryside to "wash your lungs" — but most rely on cheap, disposable masks.
China's 'Airpocalypse' Prompts Official Pledge to Cut Pollution
Dangerous levels of small-particulate matter, primarily the result of coal-burning power plants, is reported in China and India, the world's No. 1 and No. 3 polluters.
Here's How Many People Die Each Day in China Because of Its Filthy Air
A study by researchers from the University of California, Berkeley shows that air pollution in China is linked to the deaths of over four thousand people every day.
Here's How Many People Died in London From Air Pollution
A King's College London study found that almost 9,500 people died in the capital from exposure to particulate matter and nitrogen dioxide pollution in 2010.
This Slum Has the Worst Air Pollution in Mumbai
Half of the city's inhabitants live in slums, where levels of air pollution can be nearly 40 percent higher than in greener, more sparsely populated residential areas.
Cleaner Air in China Might Mean More Carbon Dioxide Pollution
Technologies that trap harmful particulate matter from power plants and factors might be helping improve China's air quality — but they are a disincentive for transitioning from coal-burning power plants to cleaner energy sources.
Photographs of China's 'Cancer Villages'
"These are entire villages where every other house contains someone dying of cancer or some sort of respiratory problem," says photojournalist Souvid Datta.