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Our management
NIWA is managed by an Executive Team reporting to the Chief Executive Officer. Science and operational matters are handled by two sub-groups. -
Causes of sedimentation
What are the potential sources of sediments from land use activities? -
Ideas for projects using climate data
Education ResourceIdeas for projects using climate data -
Chemical contamination and wood processing
What are the sources of chemical contamination from wood processing? -
Tuna - commercial fisheries
Commercial eel fishery in New Zealand began in earnest in the 1960s and expanded rapidly until the early 1970s -
Tonga volcano “afterglow” causes dazzling skies in Antarctica
Media release06 June 2017Antarctica is experiencing stunning skyscapes like those recently seen in New Zealand, thanks to the afterglow effect from the Tongan volcano. -
Identification guides
Useful information and resources on New Zealand's marine flora and invertebrate fauna. -
Giant kōkopu
The largest member of the Galaxiidae family. -
Loss of riparian vegetation
Plants and trees along the water margins and banks are called riparian vegetation. -
Sediment and urbanisation
How does urbanisation increase sediments in waterways? -
Climate data and activities
We provide an overview of New Zealand climate data for use in school projects.