 | Landmarks turn dark to conserve energy on World Earth HourLights were turned off at Chhatrapati Shivaji Maharaj Terminus building in Mumbai to observe Earth Hour on Saturday at 8:30 p.m. |
 | Landmarks turn dark to conserve energy on World Earth Hour 2018Earth Hour, which started in Australia in 2007, is being observed by millions of supporters in 187 countries, who turned off their lights at 8.30 pm local time. |
