Twitter and Facebook users are harnessing the power of social networking to coordinate a massive clean-up operation in areas affected by the riots across England.

An account on Twitter called @riotcleanup has so far attracted more than 70,000 followers and is helping people to co-ordinate efforts in the London.

But, the effort, started by artist Dan Thompson, 37, has taken on a life of its own with local clean-up projects organized around the country.

(READ the story in BBC News)