Atmospheric analysis

Follow NIWA's scientists as they explore the natural world, make new discoveries and share how people use their science.

Waikato exhibits a range of climates due to the variety of landscapes in the region.

Check out UV index forecasts for locations in New Zealand (including ski fields), Australia, the Pacific and Antarctica.

New Zealand's first eel farm was established in 1971. Despite other farms opening in later years, no eel farms remained by the start of the 1980s.

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

A list of some of the questions we get asked most frequently. If you don't see your question answered here, please get in touch.

Farmers are making business decisions everyday which are influenced by environmental factors. We can help farmers to improve decision-making, mitigate farm environment risk, and to become more productive, efficient, competitive and sustainable.

New Zealand has just experienced its warmest winter on record, according to official NIWA climate data.

Sea surface temperatures in the southern Tasman Sea rose to exceptionally high levels in late 2017 and early 2018. These temperatures were far above any others previously observed at that time of year in the region, and extended west from New Zealand to Tasmania and mainland southeast Australia.

Instream barriers and diversions alter the natural flow of rivers, streams, and lakes.

Scholarships available to both Masters and undergraduate students in the fields of fisheries science and marine biology.