Poor Facebook. Like its geeky founder, Mark Zuckerberg, the social networking site can't seem to get the respect it thinks it deserves. First came the Oscar-nominated film The Social Network , which portrayed Zuckerberg in a ratherunflattering light. Now the cool kids at Greenpeace have demanded that Facebook green up its energy-sourcing policy.

Apparently, all those data centres the company keeps humming - you know, the ones storing pictures of you "getting jiggy with it" at the European Wind Energy Association's conference in Brussels - are mostly run on fossil fuels.Facebook's