Earth lights out for one hour.

Earth Lights Out for One Hour English-Earth Hour

"Earth Hour" is a global energy-saving activity proposed by the World Wide Fund for Nature (WWF) to cope with global climate change.

"Earth Hour" is a global energy-saving activity initiated by WWF in response to global climate change.

Initiative at 20: 30pm local time on the last Saturday of March every year (20 19 Earth Hour at 20: 30pm on March 30th).

It is proposed that every year at 20: 30pm local time on the last Saturday of March (20: 30pm and 20 19 Earth Hour time on March 30th),

Household and business users turn off unnecessary lights and power-consuming products for one hour to show their support for climate change action.

Home and business users turn off unnecessary lights and consumer products for one hour to show their support for climate change action.