Shoreline retreat projections for Aotearoa New Zealand. Data processed by Eduardo Gomez-de la Pena. Retreat was estimated using the Bruun rule, see README for more information.
This work is part of the Our Changing Coasts MBIE project, under the scope of the "Sedimentation and erosion" working group.
NZ transect data processed by Nick Young using the CoastSat toolbox and the NIWA Tide API. Shorelines corrected to MSL.
Sea-Level Rise projections taken from the the NZ SeaRise : Te Tai Pari O Aotearoa programme.
Metadata: Caution is advised for data near river mouths and sand spits, as satellite observations tend to be less reliable in these areas. The historic trend is derived from satellite observations.