Dramatic first weeks for Wellington’s newly hatched kororā

Dramatic first weeks for Wellington’s newly hatched kororā

Dr David Thompson, a seabird ecologist at NIWA, highlights the hurdles these little birds must go through to successfully raise young: “Breeding for kororā can be a stressful time because they need to find food for both themselves and their chicks, with one adult remaining at the nest while the other hunts.

It’s the warmest winter on record - again

It’s the warmest winter on record - again

NIWA meteorologist Nava Fedaeff also said there were 76 locations across the country that experienced a record or near-record warm winter.To put this winter’s record warmth in perspective, Ms Fedaeff delved into historic weather records and found that the last time New Zealand experienced a similar sequence of events was 50 years ago.

June blows hot and cold – and possibly hottest of all

June blows hot and cold – and possibly hottest of all

Mr Noll says the last few weeks have been substantially warmer than average across the country prompted by warm sea temperatures in the western Pacific fuelling northerly low pressure systems bringing warm air to New Zealand.

Glaciers continue to melt away

Glaciers continue to melt away

NIWA climate scientist Dr Andrew Lorrey says that the volume lost from the Brewster Glacier in Mt Aspiring National Park is about equal to the basic drinking water requirements for all New Zealanders for those three years.

The Quest to Purge New Zealand of Invasive Predators

The Quest to Purge New Zealand of Invasive Predators

In 2015, New Zealand’s government launched a nationwide effort called Predator Free 2050 with a $17 million (28 million New Zealand dollars) investment to rid the country’s 164,375 square miles of invasive mammals in the next three decades.

Lockdown air quality keeps getting better

Lockdown air quality keeps getting better

Air quality scientist Dr Ian Longley has analysed data from the third week of lockdown and found levels of nitrogen oxides, mostly caused by vehicle exhaust, have fallen between 83 and 91% of normal at most sites.

Huge waves on Wellington coast to ease later today, says NIWA

Huge waves on Wellington coast to ease later today, says NIWA

High waves pounding Wellington’s south coast today are being caused by a deep area of low pressure passing the Chatham Islands, according to NIWA forecaster Ben Noll.Mr Noll said the low was responsible for generating strong winds and large waves between the Chathams and mainland New Zealand.

Science voyage cut short for researchers, crew to be with family

Science voyage cut short for researchers, crew to be with family

While the ship could have remained at sea until its intended return, NIWA vessels manager Greg Foothead said the decision was made to bring the ship back early so those on board could be reunited with families in the nationwide lockdown.

Fiordland air samples revealing carbon secrets

Fiordland air samples revealing carbon secrets

As part of CarbonWatch NZ, NIWA atmospheric scientist Dr Peter Sperlich is sending specially designed glass flasks on fortnightly trips from Wellington to Fiordland to collect air samples that are then analysed in Wellington, Taiwan and the US.

Winners of NIWA Wellington science fair

Winners of NIWA Wellington science fair

Top prizewinners: Blake Shepard, a Year 9 student from Rongotai College, won the $500 Royal Society of New Zealand Wellington Branch prize for the runner-up best overall exhibit with his project: “Is Cotton Rotten?”.

It only gets brighter from tomorrow!

It only gets brighter from tomorrow!

NIWA staff plunge into Evans Bay for their mid-winter's swim on 20 June 2019. NIWA forecaster Ben Noll says in the Far North, the winter solstice has about 4 hours and 45 minutes less daylight than the summer solstice, but in Southland the difference is more than 7 hours.

Scientist collects rubbish to rid rivers of plastics

Scientist collects rubbish to rid rivers of plastics

It’s seen as someone else’s problem because you don’t see it or see what you’ve done.” Dr Valois will also be sorting the plastic rubbish to figure out the major sources and types in the hope of coming up with some ways of intervening before it gets into waterways.

NIWA's Hotspot Watch for 17 October 2018

NIWA's Hotspot Watch for 17 October 2018

The current pattern of higher than normal pressure and prevailing westerlies, bringing generally dry conditions especially in the east, is expected to continue over the next seven days.

Five more days from the official hottest summer on record

Five more days from the official hottest summer on record

Over land, Dr Kidson noted that “in none of the four months November [1934] to February [1935] did any station in New Zealand record a mean temperature which was not above normal”.