Join us for Earth Hour 2024!

Switch off and Give an hour for Earth on Saturday, March 23rd at 8:30 pm your local time. Together, let's create the Biggest Hour for Earth!

Join us for Earth Hour 2024!

Switch off and Give an hour for Earth on Saturday, March 23rd at 8:30 pm your local time. Together, let's create the Biggest Hour for Earth!

 

The Biggest Hour for Earth is back

Last year, over 410,000 hours were given to our planet by supporters in over 190 countries and territories. This year, we're aiming to make the #BiggestHourForEarth even bigger, and once again create a moment the world can't miss.

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Friends hiking looking at a trail map


Give an hour for Earth 

Join the Biggest Hour for Earth by spending  60 minutes doing something - anything - positive for our one shared home.

But who says you can't do good for the planet while having a good time?

This Earth Hour, explore all the ways you can Give an hour for Earth while doing something you love!
 

Discover ways to Give your hour

 


Uniting for our one shared home

Since our beginnings, Earth Hour has been known for the symbolic “lights off” in support of our planet. But starting 2023, we've stepped things up, breathing new life into our movement and mission to create the Biggest Hour for Earth.

Learn more

Stay Updated

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