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Trend assessment guidance including worked examples

May 2021
Guidance for the analysis of temporal trends in environmental data including and R code and data for worked examples.

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Water quality trend analysis functions for R

April 2021
The LWP-Trends library to undertake water quality trend analysis in the R statistical computing environment (updated 12 April 2021).

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Scenario Modelling of Nitrogen Management in Manawatū-Whanganui Region

March 2021
LWP Ltd and Streamlined Environmental Ltd collaborated conduct scenario analyses based on catchment nitrogen models to assist with Regional Plan Change...

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Manawatū-Whanganui Region Catchment Nitrogen Models

March 2021
LWP Ltd and Streamlined Environmental Ltd collaborated to set up and calibrate catchment nitrogen models to assist with Regional Plan Change...

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State and Trends of River Water Quality in the Manawatū-Whanganui Region

January 2020
This study analysed the available river water quality data in the Manawatū-Whanganui Region. The report describes the state of water quality...

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Economic analysis of Otago Regional Pest Management Plan

January 2020
To manage pest plants and animals in a Otago, a Regional Pest Management Plan has been developed. The plan must...

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Solutions assessment for Regional Water Plan Change

January 2020
Environment Canterbury worked with the Waimakariri  zone committee over a number of years to develop a plan to manage water quality...

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Guidance for economic analysis under NPS-FM

December 2018
Guidance on using economic analysis under the National Policy Statement for Freshwater Management.

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Te Awarua-o-Porirua rural economics

December 2018
Scenario modelling focusing on the rural sector of the Te Awarua-o-Porirua catchment.

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Nitrogen allocation in the Hurunui catchment (Canterbury region) and its relevance for dryland farming

December 2018
This memo sets out the current state of nitrogen allocation in the Hurunui catchment in the Canterbury region.

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