Proverbially, there are lies, damn lies, and what? The time-honoured answer is not ‘the outputs from traffic models’....

By John Dales

We should be on guard against the way numbers are used to make a case. The numbers themselves may be accurate, and their use technically truthful; but the story that they’re used to tell may be partial or even disingenuous. Thus, for example, a reduction in the number and severity of injuries arising from collisions in a given street may mask (and be used to mask) a worrying increase in the number and severity of injuries sustained by a particular user group, says Jhn Dales

Sustainable cities: innovative urban planning in Singapore, and how cities must evolve

As competition for resources increases and urban populations expand, Singapore is embracing sustainable development. Other cities must follow suit, argues Flemmich Webb in The Guardian online