The Vanuatu Archipelago is a collection of volcanic islands about 1,800 kilometers (1,100 miles) northeast of Australia. Two of the islands, Gaua and Ambrym, frequently vent sulfurous gases. On Jan. 7 ...

There are two primary types of smog: Photochemical Smog: It is formed when the sun interacts with nitrogen oxides and volatile organic compounds in the atmosphere. It produces ground ozone, among ...

It seems impossible these days to escape the Great London Smog. Not literally, of course. It is now 64 years since the sulfurous yellow blight descended on the British capital, blocking the daylight ...

The 'Great Smog of London' or 'The Big Smoke' in December 1952 was the most severe air pollution crisis in European history, causing around 8,000-12,000 deaths. The London Smog was preceded by the ...

mog in the Punjab has become a serious concern, especially during this winter season. While fog is a natural weather phenomenon, smog is a dangerous form of air pollution. It forms when pollutants ...