In 1952, London was blanketed under a dark cloud of human-made air pollution known as the Great Smog. The smog killed about 12,000 people, along with a dozen cattle who choked on the poisonous air.

The smog was so thick you couldn't see from one side of the street to the other The Big Smoke developed in London on Dec. 5, 1952, triggered by a period of cold weather collecting airborne pollutants, ...

DECEMBER 9, 1952: The Great Smog – the longest lasting, deadliest and densest pollution fog to ever shroud London – ended on this day in 1952. The so-called pea-souper - caused by smoke, soot and ...

Jamie T. Mullins does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond ...