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May 2002The Ambient Air Quality Guidelines provide guidance in how to manage air quality. They set guideline values to ensure our air is clean and healthy to breathe. They replace those first published by the Ministry in 1994. Read more
March 2002A summary of the guide on what urban design is and how to achieve better urban design. Read more
November 1998This document provides standardised whole effluent toxicity testing (WETT) protocols to test the potential biological impact of discharges into the aquatic environment of contaminated wastewater. Read more
August 1998A guide to help councils, industries and others who have responsibilities for air quality management. Read more