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In pictures: Earth Hour In pictures: Earth Hour
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language="JavaScript">Cities switch off for Earth Hour";liveStatsFacts[1]="The most read story in Africa is: href=http://news.bbc.co.uk/1/hi/world/africa/7959814.stm?lsf>Ethiopia dam 'could spark water wars'";liveStatsFacts[2]="The most read story in Europe is: href=http://news.bbc.co.uk/2/hi/7969515.stm?lsf>Cities switch off for Earth Hour";liveStatsFacts[3]="The most read story in North America is: href=http://news.bbc.co.uk/1/hi/world/americas/7969934.stm?lsf>'Dumb' thief picks police summit";liveStatsFacts[4]="The most read story in Australasia is: href=http://news.bbc.co.uk/1/hi/sci/tech/7967831.stm?lsf>Nasa's Discovery returns to Earth";liveStatsFacts[5]="The most shared story right now is: href=http://news.bbc.co.uk/1/hi/uk/7895604.stm?lsf>'Most religious leaders are fools'";liveStatsFacts[6]=" href=/1/shared/bsp/hi/live_stats/html/map.stm?lsf>Traffic to this site is currently 27% below normal";liveStatsFacts[7]=" href=/1/shared/bsp/hi/live_stats/html/map.stm?lsf>11,643 pages were read in the last minute.";liveStatsFacts[8]=" href=/1/shared/bsp/hi/live_stats/html/map.stm?lsf>26,357 people are reading stories on the site right now.";document.write('Most Popular Now

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Most Popular Now | href=/1/shared/bsp/hi/live_stats/html/map.stm?lsf>24,529 pages were read in the last minute.