New Delhi Mar 26 PTI Around 171 MW of power was saved by Delhiites who joined the Earth Hour by switching off their non-essential lighting fixtures and other electrical appliances for an hour from 830 pm on SaturdaySeveral historic and iconic buildings in the national capital including the Humayuns tomb and the Rashtrapati Bhawan were dimly lit marking the Earth HourDiscom officials said about 171 MW of power was saved during the Earth Hour from 830 pm to 930 pmThe power discom BSES serving over 46 lakh consumers in Delhi saved 135 MW of powerTata Power-DDL supplying power in the north and north-west Delhi said its consumers managed to save 10 MW electricity during the Earth HourThe consumers were sensitised through Whatsapp messages and social media pages to make Earth Hour a success RWA and IWAs were also roped in to mobilise suport said a TPDDL spokespersonEarth Hour is one of the largest global grassroots campaigns for raising awareness on climate change issues supported by the World Wildlife FundThe event creates awareness about conservation of the natural resources and draws attention to the fragile condition of planet earthThe theme of this years Earth Hour is Shape Our Future for people from all around the globe to stand together to call for a safer fairer and more sustainable future for everyone PTI VIT NSD NSD