The refurbishment of a 1990s London icon has stolen the sustainability crown from the Co-operative Group’s shiny new headquarters a mere month after the Manchester office was named the World’s Greenest Building.

One Embankment Place, which sits over London’s Charing Cross station and is the first air rights building in the UK, has been given a 96.31 per cent BREEAM (Building Research Establishment Environmental Assessment Method) Outstanding score, trumping the 95.16 per cent given last month to Co-op’s  One Angel Square development….