![NDTV on Twitter: "#SwachhIndia | To #BeatAirPollution, United Nations Environment Programme starts 'Mask Challenge', to encourage people to take action to combat air pollution Read: https://t.co/l2JYfgL329 # WorldEnvironmentDay https://t.co/yCLHMRgQrz ... NDTV on Twitter: "#SwachhIndia | To #BeatAirPollution, United Nations Environment Programme starts 'Mask Challenge', to encourage people to take action to combat air pollution Read: https://t.co/l2JYfgL329 # WorldEnvironmentDay https://t.co/yCLHMRgQrz ...](https://pbs.twimg.com/media/D8TZEteWkAABhQU.png)
NDTV on Twitter: "#SwachhIndia | To #BeatAirPollution, United Nations Environment Programme starts 'Mask Challenge', to encourage people to take action to combat air pollution Read: https://t.co/l2JYfgL329 # WorldEnvironmentDay https://t.co/yCLHMRgQrz ...
York University - Science Engagement Programs - Did YU know? World Environment Day was first celebrated on June 5th, 1973! This day was established by the UN General Assembly. The purpose of #
![World Environment Day Concept: Corona Virus or COVID-19 Earth Wearing a Mask , this Image Furnished by NASA Stock Photo - Image of abstract, beauty: 184970610 World Environment Day Concept: Corona Virus or COVID-19 Earth Wearing a Mask , this Image Furnished by NASA Stock Photo - Image of abstract, beauty: 184970610](https://thumbs.dreamstime.com/z/world-environment-day-concept-corona-virus-covid-earth-wearing-mask-image-furnished-nasa-184970610.jpg)
World Environment Day Concept: Corona Virus or COVID-19 Earth Wearing a Mask , this Image Furnished by NASA Stock Photo - Image of abstract, beauty: 184970610
![Nine out of ten people breathe polluted air || join the Mask Challenge on this #WorldEnvironmentDay on 5 June to #BeatAirPollution Thanks to @UNEnvironment @who @UNECOSOC – Savera Society For Human Initiatives Nine out of ten people breathe polluted air || join the Mask Challenge on this #WorldEnvironmentDay on 5 June to #BeatAirPollution Thanks to @UNEnvironment @who @UNECOSOC – Savera Society For Human Initiatives](https://saverango.files.wordpress.com/2019/05/img_20190529_213957.jpg?w=825&h=510&crop=1)
Nine out of ten people breathe polluted air || join the Mask Challenge on this #WorldEnvironmentDay on 5 June to #BeatAirPollution Thanks to @UNEnvironment @who @UNECOSOC – Savera Society For Human Initiatives
![World Environment Day: This year's Mask Challenge is aimed at creating air pollution awareness; know about annual event's history-India News , Firstpost World Environment Day: This year's Mask Challenge is aimed at creating air pollution awareness; know about annual event's history-India News , Firstpost](https://images.firstpost.com/wp-content/uploads/2019/06/AP19154385748029.jpg)
World Environment Day: This year's Mask Challenge is aimed at creating air pollution awareness; know about annual event's history-India News , Firstpost
![World Environment Day 2019: UN warns of dangers of air pollution; messages calling for action flood Twitter-World News , Firstpost World Environment Day 2019: UN warns of dangers of air pollution; messages calling for action flood Twitter-World News , Firstpost](https://images.firstpost.com/wp-content/uploads/2019/06/environment-day-social.jpg)
World Environment Day 2019: UN warns of dangers of air pollution; messages calling for action flood Twitter-World News , Firstpost
![Earth Day 2020 could mark the year we stop taking the planet for granted | Richard Deverell | The Guardian Earth Day 2020 could mark the year we stop taking the planet for granted | Richard Deverell | The Guardian](https://i.guim.co.uk/img/media/8e4057cb1e18aedd8fb97a054418057a896db253/0_0_3000_1799/master/3000.jpg?width=1200&height=900&quality=85&auto=format&fit=crop&s=39964d51f2e6e5bdf501de6cc2e59313)
Earth Day 2020 could mark the year we stop taking the planet for granted | Richard Deverell | The Guardian
For this World Environment Day (5 June), we are setting out to #BeatAirPollution. Take the Mask Challenge!... - Ministry of Environment, Climate Change and Technology, Maldives | Facebook
![A happy Indian girl child student in blue school uniform with red bag and nose mask protection shows thumbs up on grey background Stock Photo - Alamy A happy Indian girl child student in blue school uniform with red bag and nose mask protection shows thumbs up on grey background Stock Photo - Alamy](https://c8.alamy.com/comp/2GJ72AE/a-happy-indian-girl-child-student-in-blue-school-uniform-with-red-bag-and-nose-mask-protection-shows-thumbs-up-on-grey-background-2GJ72AE.jpg)
A happy Indian girl child student in blue school uniform with red bag and nose mask protection shows thumbs up on grey background Stock Photo - Alamy
![World Environment Day 2019: 'Mask Challenge' & Several Activities across the world | Youth Darpan Environment World Environment Day 2019: 'Mask Challenge' & Several Activities across the world | Youth Darpan Environment](https://i0.wp.com/youthdarpan.com/wp-content/uploads/2019/06/D1848818-B129-4F47-BBC4-8F848155BBBB.jpeg?fit=1242%2C1237&ssl=1)