World Earth Day 2020: जानें पर्यावरण संरक्षण क्यों ज़रूरी | आप कैसे कर सकते हैं योगदान

Publish Date:22-04-2020 11:40:05

Every year Earth Day is celebrated all over the world on 22 April, and in the year 2020, the 50th Earth Day is being celebrated, the first to celebrate Earth Day started on 22 April, 1970.