Culture

Tracking Exactly How Much Air Pollution You're Exposed To

A fascinating new project maps the air quality fluctuations within a city.
Barry Huang/Reuters

The air pollution data we see today typically deals with the big picture - how's the air quality over a particular region? While informative, it doesn't tell you how much pollution you're actually breathing in at a specific moment in your commute or how fresh the air is right outside your house.

But with the latest sensor technologies, that's actually possible.