⚡Happy Earth Hour 2021 Quotes, Wishes, Photos, Wallpapers and Greetings to Send on March 27
By Ahmer Shaikh
Earth Hour is the annual celebration which falls on the last Saturday of March, where people turn off the non-essential light. The timing is always from 8:30 pm to 9:30 pm. This event started as a lights-off event in Sydney, Australia, in 2007.