a) October 18, 2020
b) September 7, 2020
c) September 9, 2020
d) None of these
The United Nations’ (UN) 1st International Day of Clean Air for Blue Skies is observed on September 7, 2020 across the world to emphasize the need for further efforts to improve air quality, including reducing air pollution, to protect human health. The day also highlights that air pollution is now the biggest environmental threat to health, but it is preventable. Theme for 2020- “Clean Air for All”. The United Nations General Assembly (UNGA) during its 74th session adopted the resolution (A/RES/74/212) on December 19, 2019 to hold the day. UNGA also invited the United Nations Environment Programme (UNEP) to ease the observance of the day, in collaboration with other relevant organizations.