Take Action! EarthHour - Earth Hour

Take Action! Be part of the Earth Hour - tell your friends, tell your story. Make a difference!

What you can do

Turning your lights off for an hour is a great start.

However, there are many other things you can do to make Earth Hour 2011 a success.

Sign Up to our Newsletter Now! Become a part of Earth Hour and get useful tips and tools to reduce your carbon footprint everyday

Tell A Friend. Better still tell them, your family and even your work mates. Encourage them to sign up. Email them a link to this website and mobilise even more people!

Join us for Earth Hour 2011, turn off your lights at 8.30pm 26 March and sign-up here at earthhour.us

In 2007, 2.2 million people took part in the world's first Earth Hour in Sydney Australia.
Just three years later, 50 million people in 370 cities and towns, in more than 35 countries worldwide switched off their lights for Earth Hour.
Earth Hour 2011 aims to reach more than two billion people in 1000 cities around the world, inviting communities, business and governments to switch off lights for one hour at 8:30pm on March 26 2011, sending a powerful global message that we care enough about climate change to take action.
Join us for Earth Hour 2011 on March 26 at 8.30PM! Find out more about Earth Hour