Atmospheric analysis

NIWA offers a range of standard toxicity tests for both freshwater and marine environments.

Trees are grown and converted into a range of useful timber and paper products.

Seasonal climate summaries from summer 2001 to the present.

Explore our education and information section to find out about climate and climate change, weather, our atmosphere, estuaries and more.

Here is our complete range of products.

What are the potential sources of sediments from land use activities?

What are the sources of chemical contamination from wood processing?

Read about how NIWA can map any aspect of climate to help guide your organisation's response to a changing and variable climate.

Commercial eel fishery in New Zealand began in earnest in the 1960s and expanded rapidly until the early 1970s

Measurements of snowfall at low elevations around New Zealand are few and far between, and yet the data would be really helpful in understanding how snowfall occurs and quantifying snow-related risks.

Data from our research which we make publicly available.

NIWA's Hydro Web Portal provides river flow and water quality monitoring data from NIWA’s Benchmark river monitoring network.