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February 2021The New Zealand wastewater sector report documents the challenges facing the wastewater sector in New Zealand. It describes the wastewater’s regulatory and service delivery elements, and examines issues affecting the sector. Read more -
August 2020The New Zealand Threat Classification System provides a tool for assigning a threat status to candidate taxa. Read more -
December 2012This research looked at 23 case studies of collective action groups to examine their likelihood of emerging and enduring in the long-term. Read more -
November 2006This report provides an overview of consumptive water allocation and use in New Zealand in 2006. Read more -
November 2006This report provides a snapshot of lake water quality and lake water quality monitoring in New Zealand between and 1995 and 2005. Read more -
August 2008In 2004, the Government decided to review flood risk management to ensure the framework was robust. The Ministry for the Environment led the review, and a Steering Group provided direction and guidance. This report presents the review's findings. Read more -
August 2020This guidance document sets out recommended practice for the design of instream infrastructure to provide for fish passage and to set the foundation for the improvement of fish passage management in New Zealand. Read more -
June 2000A background review of the structure and value of periphyton communities in streams, factors controlling growth and composition of periphyton, and the effects of human activities on the community. Read more -
February 2017This report reviews the original report, 'Strategic assessment of New Zealand’s freshwaters for recreational use: a human health perspective'. Read more -
April 2018The Ministry for the Environment, Department of Conservation, and the Biological Heritage National Science Challenge co-funded research to look at contemporary losses of wetland extent in New Zealand. This report provides recommendations and a suggested path forward to improve our ability to monitor and report on national wetland extent. Read more -
April 2020In 2018, the Ministry asked Deloitte to consider the extent of water bottling in Aotearoa New Zealand NZ and the economic value of water bottling for water bottlers and communities. This report presents their findings. Read more -
April 2008The Ministry for the Environment's emission inventory report under the Carbon Neutral Public Service programme for the period 1 July 2006 to 30 June 2007. The programme was discontinued in March 2009. Read more -
September 2020An evaluation report and compilation spreadsheet of available tools, databases and resources relating to the distribution of threatened freshwater species and their habitats in New Zealand. Read more -
December 2018Ministry for the Environment, in partnership with Bay of Plenty Regional Council, commissioned a literature review to get an accessible summary of relevant research carried out in New Zealand on methods to manage sediment and their economic assessment. Read more -
May 2018This report outlines the establishment of reference conditions and trigger values. Reference conditions are defined as the chemical, physical or biological conditions that can be expected in streams and rivers with minimal or no anthropogenic influence. Read more -
January 2010The latest indicator update providing information on the state of New Zealand’s land, using the soil health indicator. Read more -
April 2018This report provides an analysis of New Zealand’s wetland loss for the period summer 2001/2 through to summer 2015/2016. Read more -
August 2010The report updates an analysis of trends in water quality between 1989 and 2003 which was summarised in Environment New Zealand 2007. Read more -
July 2009The latest indicator update providing information on the pressure energy demand and the supply of energy and electricity generation places on New Zealand’s environment. Read more -
January 2011The proposed NPS on Indigenous Biodiversity sets out the Government's expectations for managing New Zealand's indigenous biodiversity under the Resource Management Act 1991. Read more -
November 2013This report compiles a list of mitigation strategies for managing water quality that are currently available in New Zealand. It provides a commentary on their relative cost-effectiveness. Read more -
November 2013This report compiles a list of mitigation strategies for managing water quality that are currently available in New Zealand. It provides a commentary on their relative cost-effectiveness. Read more -
July 2008This proposed National Policy Statement on Freshwater Management sets out the objective and policies for managing New Zealand's freshwater resources under the Resource Management Act 1991. The NPS came into effect on 1 July 2011. Read more -
September 2009This report provides an update of results for indicators of groundwater quality in New Zealand. It summarises average water quality at almost 1000 monitoring sites over the period 1995-2008, as well as trends at the same sites within that period of time. Read more -
July 2017Since 2015, Gisborne District Council (GDC) and Beef and Lamb New Zealand have been engaging with Rere farmers to try and raise water quality together to a swimmable standard. Farmer interest and participation in the project has been high and this report tells the story of the Rere Project to date, including lessons, next steps and strategic implications. Read more -
September 2019This is the draft of the proposed new National Policy Statement for Freshwater Management (NPS-FM). It sets out the objectives and policies for freshwater management under the Resource Management Act 1991. Read more -
On tap?: Attitudes, behaviours, and perceptions of household water use – informing demand managementJuly 2009This report summarises research on household water use. It presents existing and new consumer research on attitudes to water, population segmentations, behaviours, and barriers and incentives to action. Read more -
September 2019This report by Kāhui Wai Māori sets out recommendations for our nation to journey together in implementing a managed transitoin to a new system of care and respect for water. Read more -
April 2011The National Policy Statement for Renewable Electricity Generation 2011 sets out the objective and policies for renewable electricity generation under the Resource Management Act 1991. The NPS REG came into effect on 13 May 2011. Read more -
May 2017This report provides information on the categories used in the swimming maps, proposed targets, and proposed amendments to the National Policy Statement for Freshwater Management released as part of the Government’s Clean Water package in February 2017. Read more -
May 2011An evaluation of alternatives, benefits and costs under section 32 of the Resource Management Act 1991 was carried out before the introduction of the National Policy Statement for Freshwater Management 2011. The NES came into effect on 1 July 2011. Read more -
April 2012This users’ guide explains the regulations and provides guidance to territorial and unitary authorities on implementing the National Environmental Standard for Assessing and Managing Contaminants in Soil to Protect Human Health. Read more -
May 2011The National Policy Statement for Freshwater Management 2011 sets out the objectives and policies for freshwater management under the Resource Management Act 1991. The NES came into effect on 1 July 2011. Read more -
November 2008This briefing was provided to the incoming Minister for the Environment and Minister for Climate Change Issues in November 2008. Read more -
January 2021This report describes a pilot study to validate methods and assess cost savings for the design of a large-scale replacement study of the 1998-2000 Quantitative Microbial Risk Assessment. Read more -
June 2017The regional/unitary councils for Waikato, Auckland, and Northland require a model to predict the annual delivery and sources of sediment across their regions for the purposes of environmental reporting and to inform strategy, policy, and sediment management operations. This study addresses this requirement in two tasks. Read more -
July 2017This report assesses how well we are developing and maintaining the regulatory regimes that we are responsible for, including the current state of each piece of legislation, any plans for amendments, and our view of important emerging issues. Read more -
December 2020A high level, theme based summary of the reviews undertaken of each regional council or unitary authority’s regional planning instruments for the NPS-FM. Read more