Atmospheric analysis

Explore our education and information section to find out about climate and climate change, weather, our atmosphere, estuaries and more.

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There are several ways to tell the three New Zealand eel species apart.

An overview of Science at NIWA

In this blog series, we feature a new critter from our expansive invertebrate collection including pictures of specimens in their unique habitat. The blogs also feature news, links and fun facts that showcase New Zealand’s fascinating marine fauna.

There are two methods to determine visual clarity in SHMAK; the clarity tube (or SHMAK tube) and the black disc method.

Trees are grown and converted into a range of useful timber and paper products.

Measurements of snowfall at low elevations around New Zealand are few and far between, and yet the data would be really helpful in understanding how snowfall occurs and quantifying snow-related risks.

Last Updated: July 2025