Atmospheric analysis

Descriptions of the common terms that explain the processes that occur in hydrology.

The 2012-2013 drought affected the entire North Island plus the west coast of the South Island.

Management of stream riparian areas - including vegetation and stock access - influences the health of streams and downstream water bodies.

There are many lines of evidence showing that NZ has warmed during the past century.

Dry stock farming consists predominantly of pasture grazing beef cattle, sheep, and deer for meat, wool, and velvet production.

Find out how you can have access to NIWA's research vessels to carry out marine research voyages.

A summary of up-coming tropical cyclone seasons, issued 6-monthly.

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.

Kaharoa is capable of working throughout New Zealand's EEZ and further afield.

NIWA's seafood sector work comprises our fish, fisheries and aquaculture research and consultancy.

Information about past climate is obtained from piecing evidence together from various sources.