Scott Base, Antarctica Antarctica is the coldest, windiest and driest continent.

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

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

A handful of species we work on

Water take (also known as water abstraction) has a range of valuable public and private uses.

When fresh water meets salty water - a classroom exercise that explores the physics of estuaries.

Dog Island levels

A summary of up-coming tropical cyclone seasons, issued 6-monthly.

Where and when do white sharks occur in New Zealand waters, and how can fisheries bycatch be reduced?

Various industries and land use activities have the potential to impact on water quality and mahinga kai unless properly managed.