Education of the Mind: TIL of the ''Great Smog of London,'' when in 1952 London was covered in so much air pollution that it caused the deaths of 12,000 people and injured 200,000 people over 4 days. The event led to the passage of the Clean Air Act 1956.

Saturday, July 15, 2017

TIL of the ''Great Smog of London,'' when in 1952 London was covered in so much air pollution that it caused the deaths of 12,000 people and injured 200,000 people over 4 days. The event led to the passage of the Clean Air Act 1956.

http://ift.tt/2eRH8lz via /r/todayilearned http://ift.tt/2vplM4f

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