What is Earth Hour?
Earth hour is a call for global action on climate change.
The first Earth Hour event was held on 31 March 2007. WWF-Australia.More than 2.2 million individuals and 2,000 businesses turned their lights out for one hour in the first Earth Hour event.
Cities around the world have marked Earth Hour by turning off lights at 8:30 pm local time. 180 countries all over the world is participating. As Earth Hour rolled around the globe, thousands of landmarks switched off their lights in solidarity for our planet.
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| Earth Hour |
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