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  • Flickr Countdown to Earth Hour

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    Australia

    Today marks the 80th Birthday of the Sydney Harbour Bridge, so we thought it was the best day to feature the first ever landmark to switch off for Earth Hour in our photo countdown. Credit: Dean Sewell/Reru for WWF

    • March 18, 2012 (8:08 pm)
    • 5 notes
    • #earth
    • #earth hour
    • #earthhour
    • #Earth Hour 2012
    • #Countdown
    • #around the world in 80 days
    • #Flickr
    • #Earth Hour Photo Countdown
    • #sustainability
    • #sustainable future
    • #lights out
    • #Sydney
    • #Sydney Harbour
    • #australia
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