Taking Earth Hour beyond 60 minutes

To date, 178 countries and territories have pledged their support towards WWF‘s Earth Hour campaign. — filepic

ONCE a year on March 25, national landmarks and households switch off their lights for one hour, from 8.30pm to 9.30pm, in support of Earth Hour.

This year marks the 10th anniversary of the annual initiative by World Wide Fund for Nature (WWF) which began in Sydney, Australia.