The Vietnamese localities will, together with other cities and regionsthroughout the world, switch their lights off from 8:30 to 9:30 pm onMarch 27.
In addition to Vietnam , the worldwide call for energy saving has alsoreceived responses from 91 other countries, compared to a finalparticipation of 88 countries in 2009.
According to Julianne Becker, Communications Manager for WWF Vietnam,Earth Hour is an opportunity for the global community to speak in onevoice on the issue of climate change through switching lights off.
2009 was the first year Vietnam joined Earth Hour with the response ofsix cities and provinces, including Hanoi, Ho Chi Minh City, Can Tho,Hoi An, Hue and Khanh Hoa.
According to WWF, Vietnam saved about 140,000 kWh of electricity due to 2009 Earth Hour./.