What is Earth Day and why is it celebrated on April 22?
Livemint -

Earth Day is marked across the globe on April 22 to support environmental conservation efforts. It was first celebrated across US college campuses in 1970 — months after a massive oil spill in Santa Barbara. The movement has since mobilised more than a billion individuals in over 192 countries. The annual event is being marked on Monday with the global theme ‘Planet vs. Plastics’.In 2016 the United Nations selected April 22 as the date for the Paris Accord — typically considered the significant...

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