How Can a Boom Town be Green?

Although London is flying the green flag higher than anywhere else in Britain (using cars less, and trains, buses, bikes and feet more), like any big city it rampantly eats up energy and pumps out pollution. This talk asks how we can reduce rather than increase environmental damage in light of London's current growth.

Justin Rowlatt, Alex James, James Woudhuysen, Sian Berry, Alejandro Gutierrez, Sunand Prasad, Andy Neather, Peter Bishop.