Meeting the data challenges of urban computing

Many people living in the People's Republic of China and Hong Kong have a new habit: they check the air pollution index before venturing outside. Air quality has deteriorated rapidly in China, with nitrogen dioxide and particulate ...

Turning smartphones into personal, real-time pollution monitors

As urban residents know, air quality is a big deal. When local pollution levels go up, the associated health risks also increase, especially for children and seniors. But air pollution varies widely over the course of a day ...

Two-thirds of China's cities fail on air standards

(AP) -- Two-thirds of China's cities currently fail to meet stricter air quality standards that the government wants to phase in over four years to combat notoriously smoggy skies, a senior Chinese environmental official ...

New study shows how trees clean the air in London

New research by scientists at the University of Southampton has shown how London's trees can improve air quality by filtering out pollution particulates, which are damaging to human health.

La Vuelta air not always healthy

The Netherlands is preparing for La Vuelta Holanda which starts on Friday 19 August. How clean is the air in the places that the peloton is visiting? Researchers from Utrecht University have mapped the annual average air ...

Automobile law in Japan has improved air quality

A law passed in Japan in 1992 aimed to improve urban air quality by banning vehicles that violated certain emission standards from being registered in designated areas. A new study published in Contemporary Economic Policy ...

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