Vatican observes 'Earth Hour'On Saturday, along with the Vatican, symbolic monuments of cities all across the globe turn off their lights, to demonstrate the serious global climate crisis.By Vatican News staff writerVatican City State took part in the traditional international initiative Earth Hour 2021, promoted annually by the environmental organization, the World Wide Fund for Nature (WWF).On Saturday, from 8:30 p.m. to 9:30 p.m. (Rome time), the lights of the dome and the facade of St. Peter's Basilica, as well as the colonnade, were turned off. Only a few lights remained on for safety reasons.Earth hourEarth Hour is billed as...