Publication Search | Ministry for the Environment

You currently have JavaScript disabled. To ensure you receive the best possible browsing experience, please make sure JavaScript is enabled and reload the page.

Search below then narrow your results using the options on the left.

2014 Update of the New Zealand Inventory of Dioxin Emissions to Air, Land and Water, and Reservoir Sources

November 2018

This 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
Technical report on developing a deposited sediment classification for New Zealand streams

May 2018

This report provides an environmental classification system for a potential deposited sediment indicator in the National Objectives Framework. The system classifies streams according to their modelled reference state. This report is an interim deliverable for an ongoing research programme that builds on and refines its findings and will conclude in June 2018. Read more
Investigating environmental drivers of Phormidium blooms

May 2018

Phormidium is a potentially toxic, mat-forming benthic cyanobacterium found in an increasing number of New Zealand rivers. This report outlines a study which investigated drivers of Phormidium blooms in New Zealand rivers to predict risk of blooms. Read more
Managing Upstream: Estuaries State and Values Project: Stage 1A report

May 2018

The Managing Upstream project aims to help inform management decisions when establishing freshwater objectives under the Freshwater NPS and increase knowledge on the state of different estuary types in New Zealand. Read more
Managing Upstream: Estuaries State and Values – Methods and Data Review. Stage 1B report

May 2018

The Managing Upstream project aims to help inform management decisions when establishing freshwater objectives under the Freshwater NPS and increase knowledge on the state of different estuary types in New Zealand. Read more
Assessment of anatoxin levels in rivers affected by Phormidium

May 2018

Phormidium is a potentially toxic, mat-forming benthic cyanobacterium found in an increasing number of New Zealand rivers. This report outlines a study which assessed Phormidium toxin levels in the Cardrona (Otago), Mataura (Southland) and Hutt (Wellington) Rivers in 2017. Read more
Economic and contaminant loss impacts on farm and orchard systems of mitigation bundles to address sediment and other freshwater contaminants in the Rangitāiki and Kaituna-Pongakawa-Waitahanui Water Management Areas

December 2018

Ministry for the Environment, in partnership with Bay of Plenty Regional Council, commissioned Perrin Ag Consultants Ltd and Manaaki Whenua Landcare Research to assess the farm/orchard-gate economic impact of applying a range of mitigation practices to reduce losses of nitrogen, phosphorus, E. coli and sediment. Read more
Aggregating trend data for environmental reporting

August 2018

Trend analyses performed on many sites are regularly aggregated by water quality variable and summarised in tabular, graphical or map format as part of environmental reporting. Read more