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World's most polluted cities: see which US entries made the list
Many cities worldwide struggle with air pollution, caused by everything from endless cars to power-guzzling factories. And sadly, in many urban hubs across the globe, air pollution is on the rise – in ...
Can electric bikes save Vietnam's most polluted cities?
Hanoi and Ho Chi Minh City rank among the world’s most polluted cities. The millions of petrol motorbikes are huge ...
WRAL
After festival of lights, New Delhi plunged into toxic darkness and world’s most polluted air
New Delhi (CNN) — Around 20 million people in India’s capital woke up on Wednesday breathing the most polluted air of any major city in the world, a day after celebrations for the Diwali festival, ...
AOL
Lethal smog is back in the world’s most polluted capital. Residents have had enough
It’s easy to tell when it’s smog season in New Delhi; the air gets darker, heavier and starts scratching the throats and testing the lungs of the city’s 34 million residents. Pollution been an issue ...