Kōrero: Atmosphere

Emission survey

Emission survey

In Auckland in 2003, scientists monitored pollutants from the exhaust of passing vehicles. Emissions were rated ‘good’, ‘fair’ or ‘poor’, and the ratings were displayed on a sign for drivers to see. A small proportion of cars were responsible for producing most of the pollutants.

Te whakamahi i tēnei tūemi

NIWA – National Institute of Water and Atmospheric Research

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Te tuhi tohutoro mō tēnei whārangi:

Bill Allan, Katja Riedel, Richard McKenzie, Sylvia Nichol and Tom Clarkson, 'Atmosphere - Atmospheric pollution', Te Ara - the Encyclopedia of New Zealand, http://www.TeAra.govt.nz/mi/photograph/6161/emission-survey (accessed 21 February 2020)

He kōrero nā Bill Allan, Katja Riedel, Richard McKenzie, Sylvia Nichol and Tom Clarkson, i tāngia i te 12 Jun 2006