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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Freshwater Policy Dev L Credit Daneil Lahof 123rf Scaled

Science in Freshwater Policy Development

A case study of the role science played in the development of the National Policy Statement for Freshwater Management
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This project has produced
Information Type Icon Technical Reports Outline
Technical Report

Challenges and Opportunities for New Zealand Agriculture under Climate Change (2022 update)

Future climate is likely to have a major impact on the primary sector, and has the potential to drive major shifts in land use as…
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Technical Report

Efficacy of subsurface denitrification to attenuate nitrate in shallow groundwaters

Our preliminary results indicate occurrence of complete ‘benign’ denitrification in the reducing shallow groundwater sites with lower dissolved oxygen (DO) contents (DO < 1mg L-1),…
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Summary

Quantifying Excess Nitrogen Loads in Fresh Water

At least 43% of New Zealand’s agricultural land (31% of New Zealand’s total land area) is in catchments that are under pressure (‘pressure’ meaning the…
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Video

Introduction to the Find Data platform (MVP V1.2)

The Kuaha Matihiko: Digital Gateway project aimed to build a comprehensive online tool that provides access to New Zealand’s rich repository of land and water…
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Journal Article

The Influence of a flood event on the potential sediment control of baseflow phosphorus concentrations in an intensive agricultural catchment

We sampled sediments in an agricultural catchment in Reporoa, New Zealand, before and after a scouring flood event. The tributary was chosen for its low…
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Journal Article

Contrasting subsurface denitrification characteristics under temperate pasture lands and its implications for nutrient management in agricultural catchments

Subsurface denitrification plays a key role in the reduction or ‘attenuation’ of nitrate contamination of groundwater and surface waters. We investigated subsurface denitrification characteristics at…
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Where are we conducting our research?

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