
A review of wetlands and other methods of reducing P and N loss into waterways.
In the last 30 years New Zealand agriculture has increased nitrogen use by over 600% from 62,000t to 452,000tonnes and cracks are starting to appear. Anthropogenic inputs from intensive agriculture and poor practices can be harmful to the health of our waterways, precious wetlands rich in biodiversity and known for their many environmental benefits including filtering nutrients and carbon sequestration have been degraded or drained over time.








































