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Technical review of documents relating to Ministry for the Environment's environmental impact assessment work

Publication date:  May 2020
Publication reference number:  CR 427

This memo sets out a technical review by NIWA of two reports relating to environmental impact assessment of Essential Freshwater policies:

  • Ministry for the Environment. 2019. Essential Freshwater: Impact of existing periphyton and proposed dissolved inorganic nitrogen bottom lines
  • DairyNZ 2019. DairyNZ review of periphyton baseline to underpin economic modelling of Essential Freshwater policies.