The mass of carbon emissions can easily be calculated.

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

Plants and trees along the water margins and banks are called riparian vegetation.

Hydro-electricity is a renewable energy source that relies on the inflow of water into storage lakes upstream of a dam.

These datasets are available in a range of formats.

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

Plots of UV levels throughout the day at different locations.

NIWA is today issuing some scientific information on the parasite Bonamia ostreae, recently discovered in Big Glory Bay, Stewart Island, and the risk it poses to the Bluff oyster fishery.

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

A handful of species we work on