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Read about the important science being undertaken at NIWA, and how it affects New Zealanders. 

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The tempestuous wet weather may have dampened Wellingtonians' spirits at the beginning of summer, but it had at least one positive effect - killing some unwanted species in the harbour.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
Stories of tremendous forest fires, huge storm events, and suffocating heatwaves have dominated headlines over the past few years. We instinctively feel that our weather is getting wilder. Are we finally living through those climate change warnings we’ve heeded for decades?
A marine heatwave is happening all around New Zealand. Warmer waters are more pleasant for swimming in and can create wilder weather. But what do they mean for fishing? Let’s dive into the science behind getting a good catch.
NIWA scientists are doing what no others have done before. In a mysterious world just below the Antarctic ice, a delicate web of ice crystals forms a habitat that’s unique and largely unknown. Until now…
Scallops are a shellfish delicacy precious to many New Zealanders. They are an important kaimoana species for tangata whenua and have long been a sought-after species for commercial and recreational fishers.
This Wednesday 22nd December, the sun reaches its highest position in the sky. It will be the Southern Hemisphere’s longest day of the year. Also known as the summer solstice, it marks the start of astronomical summer. But hang on, didn’t summer already begin? 
Some fish species take years to grow to a size where they become sexually mature. These juvenile years, especially the first few months, are when fish are the most vulnerable to being eaten by predators.
Government scientists celebrated their 2021 award winners at the annual Science New Zealand awards celebration virtually this year.
Emirates Team New Zealand is known for their outstanding achievements on the world yacht racing stage and their drive for excellence in technical innovation. So how does a supercomputer become part of the team?
Snapper are a highly abundant and iconic fish species in Aotearoa New Zealand, valued by a variety of stakeholders and tangata whenua. This popularity can see snapper populations placed under pressure from fishing.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
You can’t take a trip to the Marlborough Sounds and fail to notice the patchwork of buoys bobbing in the blue waters. Suspended under these buoys are kilometres of lines, each in turn with their own much smaller lines trailing beneath. These lines, less than a millimetre in diameter, are the anchoring byssal threads (or beards) of green-lipped mussels.
A weekly update describing soil moisture patterns across the country to show where dry to extremely dry conditions are occurring or imminent. Regions experiencing significant soil moisture deficits are deemed “hotspots”. Persistent hotspot regions have the potential to develop into drought.
NIWA’s priority is to provide the safest possible working environment for all our staff and people who work with us in our workplaces, in the context of the increasing community transmission of COVID-19. As we all move to the NZ COVID-19 protection framework, NIWA is proposing to introduce a Vaccinated Workplace Policy from 15 December 2021.

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