Shimla, March 16 : Himachal Pradesh Chief Minister Virbhadra Singh Saturday launched the Earth Hour Signature Campaign of the World Wide Fund (WWF) for Nature-India here.
He appealed to the residents, business, educational and other institutions and organisations to ensure switching off non-essential lights for one hour March 23.
The chief minister also assured to switch off lights of his official residence, Oakover, from 8.30 p. m. to 9.30 p. m. to mark the occasion.
A government statement said the lights of three British-era buildings - Oakover, the Town Hall and the neo-Gothic Christ Church, both located on the historic Ridge road, would also be switched off to mark the occasion.
Meanwhile, the WWF has appealed to the residents to participate in the campaign by switching off their lights in the prescribed time. (IANS)