Atmospheric analysis

West Coast is New Zealand’s wettest region, and this may be attributed to its exposure to the predominant westerly airflow over the country, combined with the orographic effect of the Southern Alps.

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Antarctica is experiencing stunning skyscapes like those recently seen in New Zealand, thanks to the afterglow effect from the Tongan volcano.

Kaitiaki Tools is a guide to teach people (especially hapū and iwi groups) who manage the resource consent process.

Mining is the extraction of metal and mineral resources, such as gold, coal, petroleum, and ironsand

Longfin eels are the largest and longest-lived fish in New Zealand's freshwaters, and where they are present they are the top predator.

NIWA oceanographer Dr Cliff Law explains the impacts of ocean acidification on organisms that use carbonates to build their shells, and on bacteria.

Digital copies of all our annual reports published since 2011.

Your task is to create a model of the data to predict the times during the year that a location would be pleasant to visit

Atmospheric carbon dioxide (CO2) is measured continuously at Baring Head, providing the longest running record of this type in the Southern hemisphere.