Our Land and Water

Toitū te Whenua, Toiora te Wai

Explore our tools, information and resources

Quick links to information that is relevant to you:

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.

News

Sorry, we couldn't find any posts.

Resource Finder

Use one, some or all the filters below to explore our resources, tools & research.

Know what you are looking for? Type below

Search

Or, use our filtered search by selecting as little or as much as you like.

Topic
Audiences
Information Type
Showing 1 - 9 of 994 results
Sort Results
Journal Article

Total soil cadmium concentrations in the Winchmore long-term phosphorus fertiliser trial are still increasing

Reliable data on the rate of cadmium (Cd) accumulation in soils that receive phosphorus (P) fertiliser is vital to help manage the impact of Cd…
View Journal Article
Technical Report

Measurement of neon in groundwaters – analysis and validation

Nitrate is the most pervasive contaminant in New Zealand's groundwaters. Thus, understanding and managing nitrogen loads through New Zealand's aquifers is vital for maintaining the…
View Technical Report
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…
View Technical Report
Journal Article

Implications of water quality policy on land use: A case study of the approach in NZ

Achieving good water quality through output controls is difficult. The New Zealand Government recently proposed enforceable bottom lines to protect ecosystem health of 1 mg…
View Journal Article
Video

Our Land and Water Podcast Episode 4: How do we add diversity on farm?

View Video
Guidance

Six Criteria for Selecting Fit-for-Purpose Indicators

For OLW research, there are six criteria that are the most important for ensuring indicators are useful. Fit-for-purpose indicators are: accepted by stakeholders, valid, clearly…
View Guidance
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…
View Guidance
Guidance

Designing Freshwater Monitoring Programmes to Detect Early Improvement

This short guidance document is to support the design of freshwater monitoring programmes to detect early improvement and is for regional councils, government, and multi-agency…
View Guidance

Join our Newsletter

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.

Scroll to Top