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In 2010,128 countreis participated in earth hour
I took part in earth hour and hope it saved the earth did you take part????
in 2010, 126 countries participated
earth hour on the year of 2009 is March 28th from 8.30pm to 9.30pm
Earth Hour around the world was held from 8:00pm - 9:00pm, local time, on 28 March 2009. Earth Hour 2009 in Australia was 8:30pm-9:30pm on Saturday 28 March 2009.
No Australians read the clock in quarters of an Hour.
Earth Hour 2009 was carried out across 25 time zones, and involved 4000 cities in 88 countries.
In most parts of the world, Earth Hour 2009 took place from 8:00pm-9:00pm on the last Saturday of March. In Australia, Earth Hour was held from 8:30pm to 9:30pm.
Aamir khan
switching our lights in the house off for an hour to support wwf's earth hour
The Day the Earth Stood Chill - 2009 was released on: USA: 25 July 2009 (48 Hour Film Project)
The next Earth Hour event will take place on March 28, 2009. Earth Hour takes place from 8:00 - 9:00 pm in their respective time zone in every city. Earth Day is celebrated each year on April 22nd.