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.

This calculator estimates the solar energy that can be collected by a solar capture device (solar panel) at a given address, panel direction and roof slope.

Inanga are the predominant species in the modern whitebait fishery.

Impacts of timber processing activities on water quality and mahinga kai.

In this activity you will analyse the Southern Oscillation Index and investigate the chances of getting below normal, normal or above normal summer temperatures in Invercargill.

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.

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.

NIWA is doing a nationwide study to discover what makes the best riparian projects. Help us give you the knowledge to make the best riparian management decisions possible by taking our 5 minute survey.

The scientific records of palaeotsunamis to have affected New Zealand shores can now be accessed in a new one-stop information shop.