Time is running out to protect Franz Josef from its rising river. Stopbanks won’t work forever
By Ian Christopher Fuller, Professor in Physical Geography, Te Kunenga ki Pūrehuroa – Massey University
Tim Davies, Adjunct Professor of Disaster Risk and Resilience, University of Canterbury
The Waiho River is rising faster because it deposits gravel along a confined bed. There is a strong case for letting the river roam naturally.
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Tuesday, November 10, 2026