London should lead in showing electric cars will not tackle air pollution

The government's new strategy does not go far enough in recognising fewer vehicles, not just cleaner ones, are the answer

With more and more of the world's population living in cities, we need to get urban transport right. That means making sure that people and goods can move around easily and cheaply. It also means ensuring that city transport systems don't damage people's health, as diesel and to a lesser extent petrol are currently doing in London and other UK cities.