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2012-2013 Drought
The 2012-2013 drought affected the entire North Island plus the west coast of the South Island. -
Canterbury
All aspects of the climate of Canterbury are dominated by the influence of the Southern Alps on the prevailing westerly airflows. -
Climate Change Vulnerability Assessment (CCVA)
ServiceTo prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change. -
Manawatu-Wanganui
The climate of the Manawatu-Wanganui region is a reflection of the generally disturbed westerly air flow with interspersed anticyclones, modified in specific places by the local topography. -
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 North
Education ResourceThis is a sub-tropical climate zone, with warm humid summers and mild winters. -
Coldest seawater discovered
Feature story06 June 2017The coldest seawater on earth could help scientists understand why Antarctic sea ice is growing in a warming world -
Climate mapping
Read about how NIWA can map any aspect of climate to help guide your organisation's response to a changing and variable climate. -
Mean daily minimum temperatures (°C)
These datasets are available in a range of formats.
