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 ...

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 ...

From the smog–choked streets of Delhi to the suffocating skies over Eastern Europe, air pollution is a deadly threat to city dwellers all around the world. Now, terrifying charts have revealed the ...

HANOI, Vietnam — Hanoi has no horizon. Blocky apartment towers dissolve into gray fog in the Vietnamese capital, as barges carrying sand inch down the Red River toward makeshift jetties. At street ...

Ghaziabad has been ranked as the most polluted city in India for the winter season of 2025-26, with a PM2.5 concentration ...

Kolkata: The city has emerged as the third most-polluted state capital in India during the winter of 2025–26 in terms of ...

Ghaziabad was the most polluted city in India during the winter season of 2025-26, followed by Noida and Delhi, according to ...

Ghaziabad recorded the highest level of air pollution in India during the winter season of 2025–26, followed by Noida and ...