The South Asian countries of Pakistan, India and Bangladesh are among the most polluted countries in the world while Australia, New Zealand and Iceland are among the least polluted countries, a new ...

15 Most Polluted Countries in the World A quick note before we dive in: the fine particulate matter of the most polluted countries listed below is compared to the latest Global Air Quality Guidelines ...

Some countries are known for having dangerously high pollution levels, poor sanitation, and large amounts of unmanaged waste. These problems are usually caused by overpopulation, industrial activity, ...

Six out the world’s 10 most polluted cities are in India, while California has the worst air pollution in North America, a new report shows. New Delhi was the most polluted capital city globally, ...

Pollution levels are spiking in Nepal's Kathmandu, leaving its residents with air quality worse than any other city in the world.

Add Yahoo as a preferred source to see more of our stories on Google. 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 ...

Authorities in Lahore, Pakistan, deploy "anti-smog guns" to curb air pollution ahead of the winter smog season. Pakistan regularly ranks among the world's most polluted countries, with Lahore often ...