Choked: life and breath in the age of air pollution

Prologue. Inhale: the meaning of a breath

Holding our breath. The measure of a lung: charting pollution's power ; Ground zero: Delhi's health emergency ; 9,416: living London's diesel disaster ; Air you can chew: Poland and the price of coal ; Cows, almonds, asthma: crisis in the San Joaquin Valley ; Home fires burning: a paradigm shifts

Coming up for air. To change a nation: the story of America's Clean Air Act ; Reluctant innovators: air and the automakers ; Inch by inch: L.A.'s long road ; Live from the "airpocalypse": China's next revolution ; "To whom belongs the city?": Berlin looks beyond cars

Epilogue. Exhale: what comes next.