Day›International Day Clean Air

September 7·Every year

International Day of Clean Air for Blue Skies

UN observance since 2019. Air pollution causes about 7 million premature deaths a year — more than tobacco. About 99% of humanity breathes air worse than WHO guidelines.

Category: Awareness
Observed in: South Koreaofficial

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Notable · 2011

Yak-Service Flight 9633, carrying the players and coaching staff of the ice hockey team Lokomotiv Yaroslavl, crashed on take-off near Yaroslavl, Russia, resulting in the deaths of 44 of the 45 people on board.