Earth Hour

In 2007, the World Wildlife Fund started the Earth Hour initiative, which encouraged people around the globe to turn off their lights for one hour on the last Saturday of March in awareness of climate change. This year, Earth Hour will be held at 8:30 pm local time on Saturday, March 28.

162

Number of countries and territories taking part worldwide

18

Number of crowdfunding projects started to support Earth Hour last year

$61,487 USD

Amount raised on Earth Hour Blue (Earth Hour’s crowdfunding and crowdsourcing movement to help fund environmental and social projects)

1,200,000,000

Number of times “Earth Hour/#EarthHour” appeared on Twitter during last year’s event

994,664

Number of website visits to EarthHour.org from January – April 30, 2014

17,000,000

Number of trees that will be planted across Kazakhstan as a direct result of Earth Hour 2014

2,800 square meters

The size of an Earth Hour logo created in the dry Zayanderud riverbed in Iran to raise awareness for the movement

Source: EarthHour.org