This image of Kamchatka Peninsula in Russia was shared just as the world’s largest country kicked off its first Earth Hour celebration for 2012. The event took place 9 different times in Russia, as the clocks reached 8:30PM in the various timezones. Organisers say some 15 million Russians took part this year, 40 per cent more than in 2011. These images were shared to celebrate astronaut André Kuipers observing the world switch off from the International Space Station.

This image of Kamchatka Peninsula in Russia was shared just as the world’s largest country kicked off its first Earth Hour celebration for 2012. The event took place 9 different times in Russia, as the clocks reached 8:30PM in the various timezones. Organisers say some 15 million Russians took part this year, 40 per cent more than in 2011. These images were shared to celebrate astronaut André Kuipers observing the world switch off from the International Space Station.

The Amazon rainforest as seen from space - this image was shared exclusively with the Earth Hour community as Hora Do Planeta hit Brazil on March 31. This year, the Rio+20 Earth Summit will take place between 20 - 22 June 2012, focusing on sustainable development poverty eradication; and the institutional framework for sustainable development. Kumi Naidoo from Greenpeace International will dye his beard green for Rio+20 because 10,000 people accepted his IWIYW challenge to support Earth…

The Amazon rainforest as seen from space - this image was shared exclusively with the Earth Hour community as Hora Do Planeta hit Brazil on March 31. This year, the Rio+20 Earth Summit will take place between 20 - 22 June 2012, focusing on sustainable development poverty eradication; and the institutional framework for sustainable development. Kumi Naidoo from Greenpeace International will dye his beard green for Rio+20 because 10,000 people accepted his IWIYW challenge to support Earth…

This image of light infiltration in the Alps was shared with the Earth Hour community on March 31, as the hour of inspiration made its way across Europe. André Kuipers observed the lights going off from the International Space Station. Earth Hour 2012 took place in 152 countries and territories and nearly 7000 cities and towns - the biggest growth for the campaign since 2009. This is our planet - what are you willing to do to protect it?

This image of light infiltration in the Alps was shared with the Earth Hour community on March 31, as the hour of inspiration made its way across Europe. André Kuipers observed the lights going off from the International Space Station. Earth Hour 2012 took place in 152 countries and territories and nearly 7000 cities and towns - the biggest growth for the campaign since 2009. This is our planet - what are you willing to do to protect it?

For the first time, Earth Hour will be reaching space in 2012 with Astronaut André Kuipers observing from the International Space Station on March 31 at 8:30PM.

For the first time, Earth Hour will be reaching space in 2012 with Astronaut André Kuipers observing from the International Space Station on March 31 at 8:30PM.

As a record 441 cities and towns prepared for lights out in Canada, we shared this exclusive image of beautiful wave patterns on the Canadian side of Lake Erie. Lights were dimmed at famous landmarks such as Niagra Falls and the CN Tower, and Toronto hosted a concert where singer/songwriter Andrew Huang performed an Earth Hour anthem, with lyrics written by crowd sourced Facebook submissions.

As a record 441 cities and towns prepared for lights out in Canada, we shared this exclusive image of beautiful wave patterns on the Canadian side of Lake Erie. Lights were dimmed at famous landmarks such as Niagra Falls and the CN Tower, and Toronto hosted a concert where singer/songwriter Andrew Huang performed an Earth Hour anthem, with lyrics written by crowd sourced Facebook submissions.

Oslo under Earth Hour 2011

Oslo under Earth Hour 2011

Mount Edith Cavell, Jasper National Park, Alberta, Canada  Took a hike here on a rainy day. Beautiful place with a glacier and lake below glacier.

Mount Edith Cavell, Jasper National Park, Alberta, Canada Took a hike here on a rainy day. Beautiful place with a glacier and lake below glacier.

Acid lakes at the Dallol Volcano in Danakil Desert, Ethiopia | Photo by Pascal Boegli | http://en.wikipedia.org/wiki/Dallol_(volcano)

Acid lakes at the Dallol Volcano in Danakil Desert, Ethiopia | Photo by Pascal Boegli | http://en.wikipedia.org/wiki/Dallol_(volcano)

We are so tiny! - NASA image from Cassini near Saturn's Rings. Earth is the tiny dot at the arrow. via thegazette.com #Earth #Saturn #NASA

We are so tiny! - NASA image from Cassini near Saturn's Rings. Earth is the tiny dot at the arrow. via thegazette.com #Earth #Saturn #NASA

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