Our Land and Water

Toitū te Whenua, Toiora te Wai

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Our Land and Water has now ended.
Our mission was to preserve the most fundamental treasures of Aotearoa – its land and water – while producing value from those same treasures.

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Sources And Flows

Sources and Flows

Managing contaminant pathways and attenuation to create headroom for productive land use.
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Video

About Our Land and Water

A video overview of the Our Land and Water National Science Challenge, featuring students from the Pūhoro STEMM Academy. Wai Ora – Healthy Water. Whenua…
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Journal Article

CLUES model calibration and its implications for estimating contaminant attenuation

Catchment water quality models are essential for freshwater management; however, their value is dependent on their performance and level of uncertainty. Here we present the…
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Technical Report

National contaminant mapping of soil losses from surficial erosion: an analysis of livestock grazing pressures on soil losses across NZ

For the first time, a national-scale soil loss model of New Zealand has captured both inherent landuse properties, alongside high-resolution calculations of livestock grazing densities…
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Journal Article

The ability to reduce soil legacy phosphorus at a country scale

The build-up of soil phosphorus (P) beyond plant requirements can lead to a long-term legacy of P losses that could impair surface water quality. Using…
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Video

Overview of Regenerative Agriculture in Aotearoa

The 1st webinar in a series of 5 about regenerative agriculture in New Zealand, held on 26 October 2021. Speakers: Dr Gwen Grelet (Manaaki Whenua…
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Summary

New test for biological soil health

A quick way to assess the biological health of soil has been developed using molecular techniques to measure earthworm activity, but this needs more work…
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Infographic

Four Steps to Develop Connected Local Farm Plans

To make farm plans an effective tool for improving waterways, we propose a four-step approach based on collective action delivered by catchment groups. Planning together…
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Journal Article

Land-use suitability is not an intrinsic property of a land parcel

Land-use choices should not be determined by potential productivity alone but should also account for environmental constraints and for land use elsewhere in the landscape.…
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Where are we conducting our research?

This interactive map shows the location of all our research projects to help connect you with the research happening in your catchment.

Hover over regions and click to see key information about the projects.

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