On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

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The Coastal Calculator was first developed in 2008 as a tool to identify coastal hazard exposure in the low-lying Kiribati Islands in the central Pacific Ocean.
Dave Allen

The Coastal Calculator was first developed in 2008 as a tool to identify coastal hazard exposure in the low-lying Kiribati Islands in the central Pacific Ocean.