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Earth Hour 2021: Switch off lights for an hour


Earth Hour 2021 – Even as the world battles the novel coronavirus which continues to claim lives, Earth Hour, observed annually on the last Saturday of March, will still be celebrated this year today, albeit digitally. With public events cancelled due to the pandemic, the World Wildlife Fund (WWF) is encouraging people to switch off the lights from 8.30 pm to 9.30 pm as per their local time. The idea is to refrain from the use of non-essential lighting to save energy in a symbolic call for environmental protection.



  • Earth Hour is commemorated annually on the last Saturday of the month of March.
  • The event is an initiate of the World Wildlife Fund (WWF).
  • The event urges people to switch off their non-essential lights for one hour at 8:30 pm (local time).


Earth Hour 2021  is now one of the world’s largest grassroots movements for the environment. Earth Hour engages people in more than 180 countries and territories, switching off their lights to show support for our planet..

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