Browsing by Author "Hannah, John"

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Sea level change in New Zealand – spatial impacts from a surveyor’s perspective

Hannah, John

The first comprehensive analysis of long-term sea level change in New Zealand was completed in 1990. That analysis revealed an average rise in sea levels around the New Zealand coastline of 1.7 mm/yr since 1900. A more ...
Sea Level Rise in New Zealand:The Effect of Vertical Land Motion on Century‐Long Tide Gauge Records in a Tectonically Active Region

Denys, Paul H; Beavan, R. John; Hannah, John; Pearson, Chris F.; Palmer, Neville; Denham, Mike; Hreinsdottir, Sigrun

Historically tide gauge (TG) data have been used to estimate global sea level rise. Critical to the analysis of TG records is the assumption that the TG sites are stable and not affected by vertical land motion (VLM). We ...