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Mean monthly sunshine (hours)
These datasets are available in a range of formats. -
Riparian vegetation and agriculture
How may agricultural activities impact riparian vegetation around a waterway? -
Map E North
Education ResourceSheltered by high country to the west, the eastern zone of the North Island enjoys a dry, sunny climate. -
Droughts
Generally speaking, a drought is defined as a rainfall deficit which restricts or prevents a human activity – for example, farming or power generation. -
What are ppm and ppb?
PPM and PPB are units used in atmospheric chemistry to describe the concentration of gases. -
Scientists explore deepest parts of the Kermadec Trench
Media release06 June 2017Scientists exploring the Kermadec Trench believe they have retrieved the deepest ever sediment sample from the bottom of the ocean using a wire-deployed corer. -
Fisheries stock assessments
To get the most benefit from a fish stock in the long term, we need to maximise our yield without damaging the fish population we rely on. -
Overview of SHMAK
An overview of what the SHMAK kit comprises, and various uses for it. -
NIWA Instrument Systems
Instrument Systems is a specialised technology-focused consulting group within NIWA.