Pictures Lights Out For Earth Hour 2011 March 26, 2011 / 3:31 PM CDT / CBS News (credit: TIZIANA FABI/AFP/Getty Images) Earth Hour in Mumbai (credit: SAJJAD HUSSAIN/AFP/Getty Images) Earth Hour in Mumbai (credit: SAJJAD HUSSAIN/AFP/Getty Images) Earth Hour in Islamabad (credit: FAROOQ NAEEM/AFP/Getty Images) This combination picture shows the Parth (credit: LOUISA GOULIAMAKI/AFP/Getty Images) Lights Out At Patronas Twin Towers (credit: SAEED KHAN/AFP/Getty Images) Earth Hour 2011 In China (credit: ChinaFotoPress/Getty Images) Earth Hour 2011 In China (credit: ChinaFotoPress/Getty Images) Earth Hour 2011 In China (credit: ChinaFotoPress/Getty Images) Earth Hour 2011 In China (credit: ChinaFotoPress/Getty Images) Earth Hour 2011 In China (credit: ChinaFotoPress/Getty Images) Earth Hour 2011 In China (credit: Feng Li/Getty Images) Earth Hour In Mumbai Light Dim At Seoul N Tower (credit: PARK JI-HWAN/AFP/Getty Images) Taipei Marks Earth Hour (credit: SAM YEH/AFP/Getty Images) Sydney Dims For Earth Hour (credit: Lisa Maree Williams/Getty Images)
