John Kerr posted in air quality • particulate matter • PM10 • pollution • smog • WHO • World Health Organisation on September 30th, 2011.
This week the World Health Organisation (WHO) released a global survey of urban air quality, but the figures for New Zealand have caused more than a bit of confusion. The survey collected PM10 values from official sources in over 1000 cities from around the globe. PM10 values are a measure of air pollution, standing for [...]
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