Atmospheric analysis

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

When soils erode, sediments are washed into waterways.

If you're moving to join us here at NIWA, we want to say thanks for choosing us by helping you with your big move.

NIWA run a computer model which simulates wave heights across the Canterbury continental shelf and along the coast.

New Zealand’s forests and other land areas may be absorbing up to 60% more carbon dioxide than has been calculated, with much of this uptake likely occurring in native forests, NIWA scientists have discovered.

Dissolved oxygen (DO) is a relative measure of the amount of oxygen (O2) dissolved in water.

This daily image of New Zealand from space was created using data from one of NASA's EOS satellites, collected at our receiving station in Lauder, Central Otago.

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

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

Up-to-date drought indicator maps are shown here.

Aotearoa’s main urban areas cover approximately 2% of total available land.