It is not enough to plan and build expensive flyovers, expressways, metro rail or BRT.

The more roads you build, the more cars there will be to fill them up. I am no expert, but the numbers don’t lie.

Today, Dhaka is a dysfunctional megacity, an economic hub that has grown chaotically – outwards and upwards – to absorb more than 20 million people who live there, and hundreds of thousands more arriving each year.