King's College London - Air pollution 2.0

A London-based research group has launched an application for the Apple iPhone to show air-pollution levels. The London Air iPhone app 2.0 helps users keep up to date with air quality in the capital, delivering results in real time. It was developed by the Environmental Research Group at King's College London, and displays the latest air-pollution levels recorded at more than 100 monitoring sites across the London Air Quality Network.