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greenhouseemissions.
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| On 31 March 2007, more than 2 million Sydney residents turned of their lights and appliances between 7.30pm - 8.30pm for Earth Hour. The event... |
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| Uploaded: November 30, 1999 at 12:00 am |
| Author: cityofsydney |
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| Length: 05:13 |
| Rating: 4.76 |
| Views: 97747 |
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| Tags: Earthhour2007 greenhouseemissions. Sydneyglobalwarming |
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