Sediment threat looms large over coast

About 45 per cent of Northland’s land area is considered to be at a high risk of erosion, which threatens receiving environments like the Kaipara Harbour. In the first of a four-part series based on Northland Regional Council’s State of the Environment (Coastal) Report, we look at land based activities and their impact on waterways and harbours. Northland’s coastline is under mounting pressure from sedimentation, with historic land clearance, erosion and the impacts of climate change driving significant changes to the health of estuaries and harbours. The findings were outlined in the Northlan...