Atmospheric analysis

Tuna harvested from Lake Ōmāpere and Utakura River catchment have long comprised an important fishery for tangata whenua.

Technical information about our datasets and methodology along with related resources.

New Zealand’s coast is sculpted by ocean waves. Some wave conditions bring joy to surfers and beachgoers, but, at other times, waves can cause major hazards at sea or along the shore.

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?

Defining drought and identifying its causes and impacts on humans.

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

This lesson will explore the use of Māori environmental indicators [tohu] to anticipate local weather and climate conditions.

Pauanui South Cam-era station

An overview of Science at NIWA

Projections of how climate change is likely to affect New Zealand.