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Welcome to the University of Otago Matariki project 3D-Change Detection WebApp.
This is a web-GIS used to display surface elevation change data for Ōtepoti Dunedin between 2009 and 2021.
The elevation change is displayed in the red to blue coloured layer on the right.
The default image on the left is from 2007 but recent image from 2018-2019 can also be selected in either panels.
Interact with the data yourself: Turn layers on and off, pan and tilt the view with a three-button mouse.
(Left Click: Pan; Right Click: Rotate; Wheel/Centre click: Zoom)
Drag the vertical swipe to hide/reveal layers on either side
Data sources: LINZ/DCC/Mountain Research Centre
