Atmospheric analysis

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

You can download these summaries in a range of formats.

Glass eels (about 5.5 to 7.0 cm) arrive in fresh water during spring, especially during September and October, although they may be present from July to December.

NIWA has developed a powerful software tool for the analysis of water quality data.

Annual Climate Summaries from 2000 to present.

NIWA develops and supplies custom software for environmental analysis and modelling.

This is a sub-tropical climate zone, with warm humid summers and mild winters.

What are the sources of chemical contamination from wood processing?

Follow NIWA's scientists as they explore the natural world, make new discoveries and share how people use their science.

Waikato exhibits a range of climates due to the variety of landscapes in the region.