Resources for

Catchment Groups

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Catchment groups can create thriving rural communities, safe havens for native fish and birds, and cleaner water for the next generation. These practical tools and resources can help your group work together to add diversity and tackle environmental challenges for your catchment and community.

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Summary

Assessing the Effectiveness of On-Farm Mitigation Actions

This research summary describes how effective on-farm mitigations have been so far, by comparing losses of nitrogen (N), phosphorus (P) and sediment in 1995 and…
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Guidance

What You Can Do In Your Catchment

A catchment, or whaitua, is an area of land where rain flows into a common river, lake or other body of water. A healthy water…
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Guidance

Heartland Strong: How Rural New Zealand can Change and Thrive

This book, based on years of research, shows how, and provides useful insights into, the ongoing process of change in rural communities and the resources…
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Guidance

Think ‘Outside the Room’ When Collaborating with Community

Involving small groups of community members in local government decisions doesn’t mean the wider community will trust those decisions. Increasing trust may require engagement with…
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Summary

Revealing Groundwater’s Denitrification Capacity

A new way to measure denitrification in groundwater has been proved, and could make analysing groundwater’s denitrification capacity more accessible for regional councils and farmers.…
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Journal Article

Demonstrating efficacy of on-land management actions to improve water quality: How can we quantify what actions have been done?

We reviewed 91 global publications and proceedings between 1989 and 2019 which assessed the complexities related to recording and reporting sustainable land use actions with…
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Infographic

Denitrification completeness is related to oxygen

Groundwater denitrification varied across the sites studied by the Benign Denitrification in Groundwaters project. The main end product of groundwater denitrification (nitrogen gas or nitrous…
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Infographic

The denitrification process

Denitrification is a natural process that reduces the amount of nitrate entering rivers and other freshwater bodies. In some groundwater systems, microorganisms turn nitrate into…
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Infographic

Method for measuring denitrification in groundwater

Groundwater contains dissolved nitrogen gas (from both the air and denitrification), and dissolved argon and neon gases (which come only from the air). By extracting…
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Interactive Tool

Map of Total Nitrogen Excess and Reduction Potential

An interactive map shows the total nitrogen (TN) in excess of current national rules and the potential for mitigation strategies to reduce TN losses from…
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Video

More diverse, resilient, healthy landscapes by 2030 – webinar

Farmers, growers and all those who care for our land want to help build a resilient, healthy and thriving agri-food and fibre system. The role…
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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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