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Detailed explanation-1: -Earth Hour: Every year on March 26, people around the planet take an hour off electricity by switching off their lights at homes and offices as a show of support for conservation of energy during the World Earth Hour.
Detailed explanation-2: -Started in India in 2009, Earth Hour, in its very first year, garnered the support of people across 58 cities in the country. Over the years, the campaign has seen massive participation from all over society.
Detailed explanation-3: -Earth Hour 2021 theme was Climate Change to Save Earth” and the message was that preventing climate change is the only way to save Earth. In 2020, the theme was ‘Climate Action and Sustainable Development’ and the focus was again on climate change and developing sustainably.
Detailed explanation-4: -It is held to create awareness among the peoples regarding the side effects and harmful results of using these gadgets on the earth so that people will think about it and take certain steps towards the saving of the earth.