Fixing water quality will require bold decision-making and possibly a re-think of New Zealand’s economic strategy, the Prime Minister’s chief scientist said. Professor Sir Peter Gluckman A quick fix was scientifically impossible, he said. Sir Peter has urged politicians to address freshwater issues, which he says are clearly linked to intensive farming and urbanisation. His report is based on existing science and data. It found clear evidence the freshwater estate was under pressure in both water quality and quantity. There was a link between farming and declining water quality in pastoral areas, and contamination of urban waterways by expanding cities.