It was local time. It also seems that in some countries, it was 8:00pm, not 8:30.
Earth hour starts at 8:30pm at your local time and finishes at 9:30pm your local time. In 2011, Earth Hour is on 26 March.
Earth Hour : 23rd March 2013It is observed from 20:30 to 21:30 hour local time of each place.
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.
The one rule for Earth Hour is to turn all your nonessential lights off for one hour, 8:30 to 9:30 PM local time, during the designated day. In 2013 it was March 23. It was started in 2008.
A standard hour is an hour of production which should be used doing work.
Hi: Earth Hour is an hour at which, every year, people and organizations around the world do something in support of saving the earth (electricity, fuels, waste, conservation, etc).This year, it's 31 March at 8h30pm.
The Earth Hour is celebrated on the last Saturday of March every year. It is observed from 20:30 to 21:30 hour local time of each place. The day is observed in order to conserve energy and draw the world’s attention to the cause of environmental degradation.
The Earth Hour is celebrated on the last Saturday of March every year. It is observed from 20:30 to 21:30 hour local time of each place. The day is observed in order to conserve energy and draw the worldโs attention to the cause of environmental degradation.
earth hour is an hour with no power
Earth Hour was created in 2007.
disadvantages of earth hour
Earth Hour helps in many ways it saves energy also when you do Earth Hour you realize what you are actually doing to the earth.