In a few weeks' time, London Olympics will climax in two weeks of sporting events, watched - overwhelmingly via television - by some four billion of the world's population. Back in 2005, a central part of London's surprise win to host the Olympics was in its marriage of regeneration and sustainability. Not only was this a first in the history of the Olympics, but delivering the Games is also the most complex logistics exercise undertaken in Britain since the Second World War. Now that the time is nigh, the question of whether it has met these aspirations hangs over the venture.
