Earth Hour

Earth Hour, 28 March 2026

Since 2007, supporters around the world have been switching off for Earth Hour each year. Now, let's go beyond the switch off and Give an Hour for Earth too.

Anyone, anywhere can join by spending 60 minutes doing something - anything - positive for our planet.

Just 60 minutes? Yes, just one hour. It may not seem like much, but the magic happens when you, and those like you in Asia and Africa, North and South America, Oceania and Europe - supporters in over 190 countries and territories - all Give an hour for our one home, creating the Biggest Hour for Earth.

Education Packs for Children and Youth

You’re never too young to start taking action for the planet - check out these curated themed packs of fun, accessible and educational activities and printables, designed to meaningfully engage children to give an hour for Earth.

Find out more here: Earth Hour for Youth

About Earth Hour

Since our beginnings in 2007, Earth Hour has been known for the “lights off” moment, with individuals from around the globe switching off their lights to show symbolic support for the planet and to raise awareness of the environmental issues affecting it.

WWF started Earth Hour in 2007 to unite the world and make a stand against climate change. Today, Earth Hour is the world’s largest environmental movement for the planet that involves 178 countries and territories worldwide.

Earth Hour is more than an hour-long event. Our purpose is to empower an interconnected global community to achieve tangible environmental outcomes for our living planet.

Find out more: The Biggest Hour for Earth | Earth Hour

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