Feature story

In October a team of scientists from New Zealand and Finland travelled to Antarctica for a scientific diving expedition under the ice.
A group of volunteers who love the Hutt River are helping to care for it over summer.
As the road behind Hanmer Springs turns to gravel and a dust cloud forms in the rear vision mirror, the southern edge of Molesworth Station unfolds.
Every year NIWA carries out numerous marine surveillance missions, surveys at ports and harbours around the country. Their divers are looking for the pests that have hitched a ride to New Zealand waters and are capable of destroying our unique ecosystems and shellfish industry.
“You almost become a fishing psychologist – you can tell by the way people walk up the ramp to get their trailer if they’ve had a good day.”
Four seasons with a little bit of everything. It started with the bummer summer… then came the fires, rain, flooding and a very weird November. But it’s all in a year of weather as NIWA wraps up the seasonal highlights.
It’s been a year of discovery for NIWA scientists who now know more than they did 12 months ago – their top five discoveries for the year range from the bottom of the ocean to the top of the atmosphere.
Rapid warming of the ocean near Tasmania may provide a good indication of how the water around New Zealand will change as the planet warms, say NIWA scientists.
The term “joined-up government” was coined in the late 1990s to describe the coordination modern governments need to deal with large problems.
The spread of Bonamia ostreae from Marlborough Sounds to oyster farms in Big Glory Bay (Stewart Island) could spread to the valuable wild oyster population.
Autumn and winter rain caused damaging floods and slips across New Zealand, yet again. Susan Pepperell investigates the nation's evolving skill in avoiding and coping with water.
The Deep South National Science Challenge is one of New Zealand’s most audacious collaborative projects in recent times.
Pioneering NIWA scientists are returning to the cold continent in October, this time to focus on the seabed.
NIWA has developed a smart addition to its suite of tools assisting in the planning, regulation and evaluation of water use.
It is well known that earthquakes can trigger tsunami but they can also be caused by landslides – with devastating effects.
If it wasn't for a damaged shoulder, Wills Dobson wouldn't be launching weather balloons or fixing high-precision atmospheric measuring instruments.
Since the end of June, a barge has been stationed just off Wellington’s Miramar Peninsula drilling into the seabed to find an alternative water source for the city.
Tropical cyclones forming in the south-west Pacific are becoming less frequent but those that do form are likely to be more severe.
For the past year, NIWA’s meteorologists have been on call to provide real-time, comprehensive information about weather patterns that may accelerate a fire.
The construction of improved climate information and services in Vanuatu has posed unique logistical challenges.
The Ross Sea Marine Protected Area (MPA) in the Southern Ocean will help further research into the ecology of Antarctic toothfish.
A sophisticated buoy has been deployed in Wellington Harbour to “phone home” information about currents, waves and water quality in the harbour.
Local hapū and NIWA are working together to find out more about juvenile freshwater eels or tuna in streams connecting to the Wairua River in the Wairoa catchment in Northland.
There’s another way of measuring the health of rivers – the health of invertebrate populations that need them, says John Quinn, NIWA Chief Scientist, Freshwater and Estuaries.
Erica Williams' story starts with the website of Moerewa School, where pupil Tyra-Lee explains her connection to a very special place in her small Far North town.

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