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February 2018The report provides an inventory of the annual distribution of mercury and mercury-containing goods and materials in New Zealand from anthropogenic (man-made) sources, for a base year of 2016. It builds on the information in the previous 2012 and 2008 mercury inventories. Read more -
August 2003This technical report provides information on the sources of fine particles (PM10 – particles less then 10 microns in diameter) in New Zealand. Read more -
March 2000This report provides a national inventory of polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans emission to air, land and water from known sources for 1998. Read more -
November 2003This document summarises information about the main sources of air pollutants in New Zealand towns and cities. Read more -
February 2011This report provides a national inventory of polychlorinated dibenzo-p-dioxins and polychlorinated dibenzofurans emission to air, land and water from known sources for 2008. Read more -
April 2019This report provides a national inventory of polychlorinated dibenzo-p-dioxin and polychlorinated dibenzofuran emissions to air, land and water from known sources for 2016. Read more -
November 2018This report provides a national inventory of olychlorinated dibenzo-p-dioxin and polychlorinated dibenzofuran emissions to air, land and water from known sources for 2012, together with estimates of the amount of polychlorinated dibenzo-p-dioxin and polychlorinated dibenzofuran present within reservoir sources. Polychlorinated dibenzo-p-dioxin and polychlorinated dibenzofuran Read more -
October 2018This report details a national inventory for 2015 for priority air pollutants. Read more -
October 2018This report presents a stocktake of black carbon concentrations measured in atmospheric aerosol samples collected at approximately 40 air quality monitoring sites across New Zealand and identifies the primary sources of the black carbon. Read more -
June 2001This report is a step-by step guide to preparing emission inventories in New Zealand. It contains information on the purpose, process, methodology and application of emission inventory investigations. Read more -
October 2003This pamphlet outlines New Zealand's approach to genetic modification. Read more -
February 2017This report provides a classification of coastal hydrosystems within New Zealand, including some offshore islands. Read more -
October 2019This report updates previously published data (2015) on coastal sea-surface temperature from 11 sites around New Zealand. Read more -
February 2006Between 2003 and 2006 the Ministry and 13 regional councils worked together to collect agricultural chemicals, mainly from rural properties. This report provides an estimate of the amount of intractable agrichemicals remaining on New Zealand farms following the completion of the programme. Read more -
May 2000This report describes the approach taken for estimating the water quality 'trigger' values for ecosystem protection used in the 2000 revision of the Australian and New Zealand Guidelines for Fresh and Marine Water Quality (ANZECC 2000). The guidelines were revised in August 2018. Read more -
June 2004This booklet answers some of the basic questions you might have about what genetic modification is, how applications to use it can be made, and how they are controlled and managed in New Zealand. It will also point you to sources of further information. Read more -
June 2007This plain English brochure contains information about PM10 air pollution and how it is monitored, and the national environment standards for air quality. Read more -
May 2019This report refines and updates 2011 modelling on suspended sediment loads across New Zealand with new and longer calibration datasets and updated predictors. Read more -
October 2000This is the second of two documents prepared for the Ministry on the effects of air pollution on atmospheric visibility in New Zealand. Read more -
April 2000This report provides an information base about the status of water allocation in each New Zealand region, and the systems being used to allocate water. It was prepared for the Ministry for the Environment by Lincoln Environmental. Read more -
August 2003This report summaries the results of air quality monitoring of fine particles in New Zealand from 1988 to 2001. Historical measurements of total suspended particles over the period 1964 - 2000 (Auckland) and 1983 - 2001 (Hamilton) are also presented to analyse trends. Read more -
April 2019This report updates the state and trends of water quality of coastal and estuarine waters for physico-chemical (eg, pH), optical (eg clarity), nutrients (eg, nitrates), and microbiological parameters (eg, enterococci). Read more -
August 2003This technical report on the health effects of PM10 (particles less than 10 microns in diameter) in New Zealand describes the potential health effects caused by inhaling PM10 in New Zealand towns and cities. Read more -
December 2020This report surveyed international frameworks, identified important lessons for outcome-based environmental management, and helps clarify what setting environmental limits and targets will require. Read more -
June 2002Information for lake managers on on native and exotic fish populations in substantial lakes and reservoirs. Read more -
April 2017This report presents trends in the abundance of freshwater species between 1977 and 2015 based on standardised data from the New Zealand Freshwater Fish Database. Read more -
August 2002This report provided background information for developing an updated odour assessment and management guideline for New Zealand. Read more -
August 2020This 2007 report evaluated the effects of air pollution in 67 urban areas across New Zealand on the 2001 population and ambient monitoring data. Read more -
September 2019This report from ESR describes the methodology and findings of an assessment of changes in levels of compliance with the Drinking-water Standards for New Zealand (DWSNZ) from 2005 to July 2017. Read more -
May 2019This report provides information on the susceptibility to eutrophication of coastal water bodies to nutrient loads from fresh water. Read more -
January 2004This report, commissioned as part of the Water Programme of Action, describes potential opportunities for using economic instruments to manage the impacts of land use on water quality. Read more -
October 2014This report provides recommendations for new sites to improve representativeness in the New Zealand river environmental monitoring network. Read more -
November 2010This report provides a national picture of current status (2005–2009) and trends in water quality of New Zealand lakes. It updates the 2006 report ‘A snapshot of lake water quality in New Zealand’. Read more -
January 2016New Zealand's submission to the International Seabed Authority to support the development of a regulatory framework for the exploitation of seabed minerals. Read more -
April 2017This report models the state of water quality along New Zealand’s national river network, using data measured at freshwater monitoring sites between 2009 and 2013. Read more -
December 2013The aim of a Composite River Condition Index for New Zealand is to combine a number of sub-indices to communicate a representative holistic picture of river condition. This report investigates three indices and discusses limitations and areas for improvement. Read more -
October 2019This report updates indices for coastal and ocean extreme waves previously developed to quantify the occurrence of extreme wave events in New Zealand on an annual basis. Read more -
December 2017This report analyses the state of freshwater quality for the past 25 years based on a national scale model. Read more -
October 2019This report provides new coastal chlorophyll-a and sea-surface temperature analyses within New Zealand’s territorial waters. Read more -
August 2020This report describes a prototype for a New Zealand River Ecosystem Health Scorecard, conceived as a simple, easily interpretable and holistic communication tool for the state of the biophysical condition of rivers and streams in New Zealand. Read more -
December 2013An assessment of the representativeness and statistical power of state of environment river monitoring sites across New Zealand. Read more -
April 2019This report summaries the published literature on land-use impacts on New Zealand's freshwater and coastal environments. Read more -
December 2017This report estimates the net amount of surface water available in New Zealand and in each region between 1995 and 2014. Read more -
August 2003This technical background report reviews the amenity effects of particles (TSP and PM10) in New Zealand and examines their significance. Read more -
June 2005This 2005 report outlines opportunities to improve the requirements in the management of the environmental impacts of activities in New Zealand's Exclusive Economic Zone (EEZ). Read more -
March 2011This New Zealand Domestic Solid Fuel Burner Authorisation Manual provides details of the national authorisation procedures required for the sale of compliant domestic solid fuel burning appliances. Read more -
August 2018These guidelines provide water managers with tools and guidance to assess, manage and monitor the water quality. They complement the existing National Policy Statement for Freshwater Management (Freshwater NPS) which is the main direction to local government about how to manage fresh water in New Zealand. Read more -
December 2009These guidelines provide advice on how public health risk associated with cyanobacteria in recreational waters can be managed. Read more -
March 2000This protocol specifies a cost-effective method to determine the trophic levels of lakes, and changes in these levels over time. Read more -
August 1997The Users’ Guide includes information on assessment, acceptance criteria and site management. It is supported by modules of technical information. Read more