Lights out at 8:30pm across the world

Earth Hour is a global action against climate change.

It started in Australia in 2007 and it has grown to a global day of action. Last year 135 countries across every continent took part.

Organisers hope this year will be even more successful.


Lights go out for Earth Hour

Hundred's of landmarks around the world will switch off their lights at 8.30pm local time as part of a global effort to shine a spotlight on climate change