When you hear the words “polluted city,” you think of tall, gloomy concrete jungles lined with trash-filled streets. Smoke rises everywhere, and loud honking and choking exhaust pipes, overflowing ...

Ulaanbaatar, Mongolia, was nothing like I expected. Beyond the stunning image of endless степpe landscapes, horse culture and nomadic life, the capital reveals a far harsher reality shaped by brutal ...

Add Yahoo as a preferred source to see more of our stories on Google. Five of Europe’s top 10 most polluted cities are in this one country Finnish people breathe some of the cleanest air in Europe, a ...

The region of Sarajevo on Wednesday declared a state of alert, as the Bosnian capital once again ranked among the world's most polluted cities. The concentration of fine particles in Sarajevo in the ...

Dhaka, the densely populated capital of Bangladesh, ranked sixth among the world’s most polluted cities on Thursday morning, ...

El Paso, Texas, and Los Angeles, California, had some of the worst air pollution in the U.S. last year, according to a new report.

Living in San Antonio, locals are used to hazy days with dust and dirt floating in the air, especially when Saharan dust ...