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Regional modelling of New Zealand climate
Research ProjectDeveloping probabilistic scenarios of expected future regional climate changes. -
Climate summaries
Education ResourceIn this climate education resource, you can download this climate summary in a range of formats. -
Water dams
Damming water for urban use, hydro-electric power generation, irrigation, and other industrial and commercial uses. -
What is Ocean acidification?
NIWA oceanographer Dr Cliff Law explains the impacts of ocean acidification on organisms that use carbonates to build their shells, and on bacteria. -
Map Alpine
Education ResourceMountainous areas are subject to heavy snowfalls, high winds, and low temperatures. Semi-permanent snow and ice fields exist at about 1000-1100 metres during winter. -
Identification and e-guides
Downloadable and printable guides on identification of common freshwater invertebrates found in New Zealand waterways and lakes. -
Marlborough
The main characteristic of the Marlborough climate is its dryness. Summer droughts are frequent, and the region is often swept by warm, dry northwesterlies. -
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. -
Mitigation and best practice options
Some simple steps to minimise the effects of wastewater on water quality and mahinga kai.