Vienna, Austria - PowerPoint PPT Presentation

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Vienna, Austria

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Earth Hour 2009 ... 'Earth and Sky' Photo Contest. Where amateur photographers combine Earth ... GLOBE at Night (w/ Earth Hour) Six Minute Video. Quiet Skies. Podcasting. Good ... – PowerPoint PPT presentation

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Provided by: darksky200
Learn more at: http://darksky2008.preventielichthinder.be
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Tags: austria | earth | hour | vienna

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