Sleep walking into a climate apocalypse

Living in London, I got into the wonderful routine of going out for a daily run; a habit I decided to retain upon returning to Pakistan last year.

However, I soon discovered that this was as hazardous as smoking several packs of cigarettes a day. Karachi’s roads – as with most of Pakistan – are hogged by trucks, tankers, SUVs, and other high-emission vehicles emitting noxious…