Atmospheric analysis

An unavoidable delay in a research ship’s voyage to Antarctica resulted in some surprising and important findings about the behaviour of emperor penguins.

The atmosphere is comprised of layers based on temperature. These layers are the troposphere, stratosphere, mesosphere and thermosphere.

NIWA makes a range of trace gas data freely available on our FTP site.

View annual, seasonal and monthly summaries of temperature, rainfall and sunshine data from across New Zealand.

View a collection of maps showing the impact of past El Niño and La Niña events.

If you're collecting sea shells at the beach this summer and wondering what they are, NIWA is here to help.

Dairy farms operate to maximise milk production

How can mining activities influence sediments in waterways?

Climate data and common terms explaining the causes and effects of climate change.

This is the standard precision instrument NIWA uses throughout New Zealand in the National Climate Network, and elsewhere, for rainfall measurement.

Learn how to use the New Zealand Freshwater Fish Database (NZFFD)