Just 75 days to go until the world again unites to protect the planet. Reblog if you’re joining us again in 2013 for Earth Hour. (Image WWF-UK/ Geoff Wilson)
Dubrovnik City Walls after the Earth Hour 2011 switch off.
Fontana di Trevi, Rome with lights on before Earth Hour 2010. Credit: WWF Italy
Maldives President’s Office before and after Earth Hour
Singapore Skyline during Earth Hour 2010
© Jacky Ho for WWF Singapore
Cambodiana Hotel during Earth Hour (c) WWF/ Eng Mengey
Overview of Hong Kong Island and Kowloon - Earth Hour 2011
© Ringo Ma
The Forbidden City is shrouded in darkness with its lights turned off as WWF China holds an Earth Hour event at its north gate in Beijing, China. 27 March 2010. © WWF/Simon LimFlickr Countdown to Earth Hour
31 days to go
China
Strip from Mandalay Bay, Las Vegas, NV, USA - Before and After Earth Hour 2008
© WWF / Neill Miller
Walgreens, NY, USA Before and After Earth Hour 2010
© WWF / Martha Thorneloe
Kaunas, Lithuania
Christ’s Resurrection Church before and during Earth Hour 2011
Belarus National Library during Earth Hour 2011
Bucharest, Romania
Lights out at the Parliament Palace
© WWF/Stefan Angelescu
Novi Sad Petrovaradin Fortress switches off for Earth Hour 2010
© Miljana Janjic
Before and After Earth Hour 2010
National Parliament, Sofia, Bulgaria
© Adelina Dzeneva