link : "Private cars are not only unsustainable in terms of space , congestion and pollution but restrict the free movement of those wanting to use cleaner, healthier and kinder means of transport. Pollution is killing 9,400 per year, inactivity kills 1 in 6 and 1 in 20 has diabetes. It is vital that we re-allocate road space to active travel to address these public health crises."