Atmospheric analysis

New Zealand rushes (Juncus): species-level factsheets.

The world’s oceans are acidifying as a result of the carbon dioxide (CO2) generated by humanity.

All species of freshwater tuna spawn at sea, although the spawning grounds of only four species are known with certainty worldwide.

The New Zealand Palaeotsunami Database (Database) brings together all known information about tsunamis that occurred prior to written records.

Reports produced by NIWA’s air quality research.

Sheltered by high country to the west, the eastern zone of the North Island enjoys a dry, sunny climate.

Generally speaking, a drought is defined as a rainfall deficit which restricts or prevents a human activity – for example, farming or power generation.

We have a range of exciting career pathways with our professional Support Service.

Raglan B Cam-era station

Wastewater treatment is the separation and extraction of solid waste from liquid waste, and the removal of nutrients and pathogens.

What are the potential sources of chemical contamination from aquaculture activities?