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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Guidance

Monitoring nitrate in groundwater

Nitrate nitrogen is a stable form of nitrogen found in freshwater ecosystems; it is highly soluble and can be readily used by aquatic plants and…
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Journal Article

Predicting improved optical water quality in rivers resulting from soil conservation actions on land

Soil conservation not only conserves soil but it improves the water clarity of water in rivers. This improvement may be estimated by the methods shown…
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Mapping Freshwater Contaminants

Mapping Freshwater Contaminants

A set of research projects collectively mapping freshwater contaminant transport from source to sink
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Technical Report

Evolving Public Perceptions of Freshwater Management in Three New Zealand Regions

This study assesses public opinion of regional councils' freshwater management in areas with and without collaborative planning processes. This study also assesses change in the…
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Guidance

Using farm dairy effluent on free-draining soils

Additional measures, on top of regulations and industry good practice and guidelines, may be needed to minimise P losses from FDE applied to free-draining soils.…
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Presentation

Variability of E. coli in rivers during base-flow conditions

Water Microbiology Conference, May 2018 | NZ Freshwater Sciences Society Annual Conference, December 2018
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Technical Report

Quantifying catchment and community-based stream monitoring in Aotearoa New Zealand

This preliminary project to quantify freshwater community-based monitoring (CBM) efforts in Aotearoa New Zealand has identified that a wide range of monitoring is being carried…
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Journal Article

Optimising sampling frequency for change detection of variables in lake monitoring programs

Optimized sampling regime can match restoration timeline with improvements in water quality. Duration and frequency of the optimized sampling regime affect operational monitoring costs. Detecting…
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Video

Can Kānuka Increase Pasture Production in New Zealand Hill Country? Research Video

In this research video, we explore the results of Tom Mackay-Smith's PhD at Massey University, measuring the impact of spaced kānuka trees on pasture production,…
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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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