Atmospheric analysis

Stormwater is a major concern for New Zealand because of its potential effects on the ecological health of our urban streams and coastal waters, as well as on the economic, social and cultural value of these environments.

All aspects of the climate of Canterbury are dominated by the influence of the Southern Alps on the prevailing westerly airflows.

This weekly update helps assess likelihood of extremely dry weather preceding a drought. Regions experiencing severely to extremely drier than normal soil conditions are deemed “hotspots”

The kākahi or freshwater mussel was a valuable mahinga kai resource for many Māori.

Longfin eels are the largest and longest-lived fish in New Zealand's freshwaters, and where they are present they are the top predator.

Hydro-electricity is a renewable energy source that relies on the inflow of water into storage lakes upstream of a dam.

In comparison with regions exposed to the west, Gisborne experiences a greater number of weather and climatic extremes.

This collaborative NZaid project worked with coastal Fijian villagers at Votua on the Coral Coast of Viti Levu to develop pragmatic water supply and waste treatment solutions to protect public health and reduce contamination of coastal waters.

Seasonal climate summaries from summer 2001 to the present.

You can download these summaries in a range of formats.

When soils erode, sediments are washed into waterways.