On Earth Hour 2015, millions unite for climate action.

Uniting people to protect the planet.

Earth Hour Live!

As Earth Hour swept across twenty-four time zones and six continents on 28th March 8:30 PM local time, we posted Earth Hour celebrations from New York to Nairobi to Paris! 

Check out Earth Hour Live

Watch our powerful video

This year, everyone's talking climate change. Use #YourPower and take climate action now!

Take Action Now

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Help us plan the movement for our 10th year anniversary in 2016 with this short survey!

Join the movement

Take your first step towards changing climate change. Join millions of people across the world who are part of the Earth Hour movement.


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