The air quality of Mexico City has improved since it was, in 1992, the most polluted megacity in world. This is down to government initiatives such as the ProAire programme. Improvements are still required, though, and the city’s infrastructure needs… Read more

When the UK coalition government was formed in May 2010, the new prime minister, David Cameron, translated his enthusiasm for the theory of behavioural insights or ‘nudge’ into reality. He helped set up the Behavioural Insights Team at the centre… Read more

Of the 20 megacities whose air quality was measured by the UN and the WHO in 1992, Mexico City had the highest levels of pollution. The city administration and the Mexican government responded to these levels by initiating ProAire, a… Read more