Earth Hour 2011

Earth Hour has become a world wide event. The purpose is to unite everyone to a single cause that is to fight against global warming. How?

Simple! All you have to do is to turn off your lights in one hour. It may sound so simple but it gives a bigger impact. In Earth Hour 2011, some of America's famous skylines will be participating. If they are, why shouldn't you?

Earth Hour 2011 begins 8:30 pm to 9:30 pm local time in each cities all over the world.