Some simple steps to minimise the effects of mining activities on water quality and mahinga kai.

Find out how you can have access to Earth Science NZ's research vessels to carry out marine research voyages.

NIWA is a major sponsor of the Auckland, Manukau City, North Harbour, Waikato, Wellington, Canterbury and Bay of Plenty – Science & Technology Fairs.

Objective: to observe the relationship between temperature and relative humidity.

What are the potential sources of chemical contaminants in wastewaters?

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All transmissions from GMS-5 are no longer received at NIWA’s satellite reception station in Wellington. We are working on an alternative data feed and will be able to bring back these images later this year. Once we start receiving data again, it will then be calibrated, re-mapped onto standard map projections, and archived.

The River Environment Classification (REC) is a database of catchment spatial attributes, summarised for every segment in New Zealand's network of rivers.

Smelt have a distinctly forked tail and a strong cucumber smell.

NIWA’s climate scientists can now confirm what you may have suspected. After carefully poring through more than a century’s worth of data, it has been officially determined that winter 2022 was Aotearoa New Zealand’s warmest and wettest on record.

Damming water for urban use, hydro-electric power generation, irrigation, and other industrial and commercial uses.