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World Environment Day 2019 - Mask Challenge
30 May 2019 -  For this World Environment Day (5 June), we are setting out to #BeatAirPollution.
Take the Mask Challenge! Learn more at: www.worldenvironmentday.global
This video was produced by UNEP in collaboration with Chinese artist Wen Fang and Maskbook - Art of Change 21.
Learn more at: www.maskbook.org
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