Extremes of temperature are rare as the Chatham Islands are small land masses surrounded by sea.

New Zealand faces a variety of hazards associated with undersea geological activity.

Tsunami is a Japanese word meaning great wave in harbour.

NIWA is leading a new six-year research project that seeks to increase our understanding of piharau/kanakana/lamprey, using Mātauranga Māori, social science and biophysical science approaches.

Virtual climate station estimates are produced every day, based on the spatial interpolation of actual data observations made at climate stations located around the country.

Links to related resources and websites

Find out more about free floating species.

How can we help you?

Downloadable and printable guides on identification of common freshwater invertebrates found in New Zealand waterways and lakes.

NIWA's research on freshwater monitoring and reporting is one of three research areas within the 'Values, Monitoring and Outcomes' (VMO) programme led by Landcare Research.

Common questions about storms and cyclones in New Zealand.