A survey of more than 6,000 Londoners reveals the traits and habits of people living in each borough.
The European Commission has launched legal action against the UK for failing to control air pollution in 16 areas across the UK.
The recent flooding has caused an unprecedented number of sinkholes to appear in roads and near people's homes. Martin Stew investigates.
A Metropolitan Police statement says: "Officers working on Operation Yewtree have arrested a man in his 60s in connection with the investigation''
"The man, from London, was arrested at approximately 7.15am on suspicion of sexual offences, and has been taken into custody at a London police station.
"The individual falls under the strand of the investigation we have termed 'Savile and others'. Not prepared to discuss further."
Gary Glitter, real name Paul Gadd, has been arrested by police investigating allegations of abuse committed by television presenter Jimmy Savile.
The former pop star was arrested at his London home at 7.15am and is currently being held in custody.
A report by the Centre for Social Justice says the arrests of more than 200 leaders of London street gangs in the wake of last year's riots has led to an increase in chaos, violence and anarchy in the capital.
It says the removal of 'elders' from the streets backfired because it created a power vacuum in which younger and more hot-headed members seized control of gangs.