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July 2017The expenses of the Ministry for the Environment’s Chief Executive for the period 1 July 2016 - 30 June 2017. Read more -
June 2017The 2017 Four Year Plan sets out the Ministry for the Environment’s strategic intentions for 2017/18 to 2020/2021. The Four Year Plan was prepared before Budget 2017 and was current at May 2017. Read more -
June 2017The Chief Economist Unit (CEU) at the Auckland Council commissioned this study on behalf of the Ministry for Environment to look at the feasibility of developing a Computational General Equilibrium (CGE) model to analyse the economic impacts of implementing the National Policy Statement on Freshwater Management. Read more -
June 2017GDC approached AgResearch to develop a model of the cost-effectiveness of appropriate mitigation options that could be implemented on farm to address the issue of faecal contamination (as indicated by the presence of E. coli) of the river. Read more -
June 2017Otago Regional Council (ORC) requested a programme of experimentation that would deliver quantitative measurements of nitrogen (N) and phosphorus (P) concentrations and fluxes in leachate reported for pasture, forage crop and native bush sites in the West Matukituki Valley, located west of Lake Wanaka. 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 -
June 2017In 2014 Gisborne District Council received funding from the Ministry for the Environment to undertake a community-based pilot project the Lower Waipaoa and Te Arai catchment areas to identify, protect and enhance inanga spawning sites. Read more -
June 2017This briefing was provided to the Associate Minister for the Environment in May 2017. 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 2017This research by AgResearch explores the impact of Whole Farm Plans, specifically, the Sustainable Land Use Initiative (SLUI) and Dairy Environmental (Nutrient) Plans as implemented by Horizons Regional Council, as part of the One Plan. Read more -
May 2017This paper by Landcare Research reviews science that underpins present best practice guidance for erosion and sediment control (ESC) and identifies gaps in present knowledge and research. Read more -
May 2017This paper looks at the rate at which dairy farmers adopt new technological practices. Read more -
May 2017This report talks about a national-level study that used a catchment model to explore where there may be capacity or ‘headroom’ for land-use intensification, taking into account constraints on contaminant loss from land due to freshwater bottom lines, and requirements for water quality to be maintained or improved. Read more -
May 2017This report outlines recommendations for a guideline for sedimentation in estuaries. Read more -
April 2017This report presents a case study of cultural assessments for fresh water in the Waitaki catchment in Canterbury. Read more -
April 2017This report provides an overview of the He Pātaka Wai Ora project, which integrated scientific and matauranga māori monitoring methods to establish the state of freshwater species’ biodiversity and water quality in the Waikouaiti catchment in North Otago. Read more -
April 2017This report presents the methods and statistical results of the He Pātaka Wai Ora Project. Read more -
April 2017This report outlines the development of a pressure-state-impact model to predict the effect of water abstractions on river flows, using Canterbury as a case study. Read more -
April 2017This report presents information on potential environmental indicators of water allocation: rates of flow take and volumes of flow take; and their cumulative impacts on river flows. Read more -
April 2017This report aimed to develop national level statistics on water allocation to quantify the pressures on river flows, and in turn freshwater ecosystems. 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 -
April 2017This report looks at the state and trends of water quality in urban streams, with a focus on Auckland, Wellington and Christchurch. 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 -
April 2017This report outlines the development of a database to house scientific and cultural information on the health of Te Arawa lakes (Bay of Plenty). Read more -
February 2017This document sets out the Government's further work in the ongoing programme of water reform. Read more -
February 2017This report provides an evaluation under section 32 of the Resource Management Act 1991 of the proposed amendments to the National Policy Statement for Freshwater Management 2014. Read more -
February 2017This report has been produced to test potential consequences of setting freshwater objectives for hydro scheme operations. Modelling was undertaken of a selection of various scenarios involving an increase in minimum flows in selected rivers to assess the impact of draft proposals to amend the NPS Freshwater Management on the New Zealand electricity system. Read more -
February 2017This report addresses the question, “By how much would mitigation measures decrease the proportion of time that river reaches exceed the primary contact (swimming) minimum acceptable state E. coli concentration of 540 per 100 ml?” Read more -
February 2017This report provides advice on statistical issues relevant to the 2014 National Policy Statement for Freshwater Management, having particular regard to its National Objectives Framework (NOF). Read more -
February 2017Sediment is an important contaminant in New Zealand freshwaters. This report presents the development of an analytical framework to empirically relate various key instream measures of sediment to catchment sediment loads. Read more -
February 2017This Conservation and Environment Science Roadmap identifies the scientific knowledge required in the next 20 years to support decision-making into the future. Read more -
February 2017This document outlines the themes, research priorities, and overarching research priorities identified in the Conservation and Environment Science Roadmap. Read more -
February 2017This report is a strategic assessment of New Zealand’s freshwaters for recreational use from a human health perspective. It outlines the methods used to produce spatial predictions of E. coli and cynobacterial biovolume at unmonitored locations. 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 -
October 2016The Ministry for the Environment’s annual report for the year ended 30 June 2016 provides an overview of the Ministry’s priorities, objectives, and financial performance indicators for the year. Read more -
October 2016The Ministry for the Environment's Statement of Intent gives an indication of where we are now and where we are heading over the next three years. This Statement of Intent covers the years 2016 – 2020. Read more -
September 2016This report details how we develop and maintain the regulatory regimes for which we are responsible, including the current state of each piece of legislation, any plans for amendments and our view of important emerging issues. Read more -
August 2016The 2016 Four Year Plan sets out the Ministry for the Environment’s strategic intentions for 2016/17 to 2019/2020. Read more -
July 2016This discussion paper sought input into the development of a proposed conservation and environment science roadmap. Read more -
July 2016The expenses of the Ministry for the Environment’s Chief Executive for the period 1 July 2015 - 30 June 2016. Read more -
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June 2016This report provides advice on possible attributes and thresholds relevant to the ecosystem health of intermittently closed and open lakes and lagoons and brackish lakes, and their potential for consideration as part of the National Objectives Framework in the National Policy Statement for Freshwater Management. Read more -
June 2016This report presents the findings of a review of national and international literature on benthic cyanobacteria and their associated toxins. Read more -
June 2016This report presents findings of a literature review of the effects of fine sediment on ecosystem health and numerical thresholds for (sediment-related) environmental state variables. Read more -
June 2016This report presents the findings of a review of continuous dissolved oxygen data in New Zealand including an assessment of observed dissolved oxygen concentrations in relation to the National Objectives Framework (point source) band thresholds. Read more -
June 2016This document provides guidance to council staff on identifying freshwater management units as required under the National Policy Statement for Freshwater Management. Read more -
June 2016This document provides a summary of submissions received during the consultation on the Government’s Next Steps for Fresh Water discussion document. Read more -
February 2016This briefing was provided to the Minister for Climate Change Issues in December 2015. Read more -
February 2016This consultation document sets out the Government’s proposals to improve the management of fresh water in New Zealand. Read more -
December 2015Report produced by the National Institute of Water and Atmospheric Research which introduces Bayesian Networks as a decision-support tool for councils and their communities to use when developing freshwater management options. Read more