Uniting people to protect the planet.

Tweet Your Leader Now

From 30 Nov - 11 Dec, world leaders will gather at the COP21 climate conference in Paris to decide our climate future, giving you the perfect opportunity to change climate change. To show your support for firm climate action, tweet your leader and let them know you're counting on them to put our planet first.

Tweet Today, For A Better Tomorrow.

Watch our impact video

In 2015, WWF’s Earth Hour grew to become the world’s largest grassroots movement for the environment. While the global lights out remains an impactful visual call-out, its true impact is starting to be seen in areas and communities fighting climate change on an everyday basis.

Take Action Now

Everyday Climate Change

Take a look at our hand-picked selection of photos from the EverdayClimateChange Instagram feed. 

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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