The report measures four contaminants: nitrogen, phosphorus, sediment and E. coli. It finds that three quarters of all land in Aotearoa is contributing more E. coli to our water than is allowed. The report also shows every region needs a substantial reduction in at least one contaminant to meet standards outlined in the National Policy Statement for Freshwater Management 2020.
This is a companion discussion topic for the original entry at https://www.sciencemediacentre.co.nz/2023/11/30/freshwater-contamination-a-massive-challenge-smc-briefing/