Topics tagged with 'Science'
Biofuels key to food security and shipping resilience for NZ
7 Apr 2025
By Shannon Williams | Aotearoa New Zealand's reliance on imported fossil fuels poses significant risks for food security and shipping resilience in the face of global catastrophes, according to experts speaking at a recent webinar on biofuel self-sufficiency.
Aspiring Materials opens critical minerals pilot production plant
4 Apr 2025
Cleantech startup Aspiring Materials opened a pilot processing plant for critical minerals in Ōtautahi Christchurch last week.
By zapping seawater with electricity, scientists make a solid carbon-negative building material
3 Apr 2025
In a double whammy, the method sucks up carbon dioxide and upcycles it into a material that can be used to make concrete, cement, plaster, and paint.
More than 1,900 scientists write letter in ‘SOS’ over Trump’s attacks on science
2 Apr 2025
Members of the National Academies of Sciences, Engineering and Medicine warned Americans of ‘real danger in this moment’.
Giving rivers more room to move could benefit people and nature
26 Mar 2025
Media release | Giving rivers space to roam rather than increasing conventional flood infrastructure to control them would help keep human settlements safer in a changing climate while also supporting freshwater ecosystems, says University of Canterbury | Te Whare Wānanga o Waitaha (UC) School of Biological Sciences Associate Professor Jonathan Tonkin.
'Profound' drop in oxygen in the world's lakes in past 20 years
24 Mar 2025
Media release | Globally, dissolved oxygen levels in lakes are dropping due to climate change and heatwaves, modeling suggests.
'Our world is melting'
20 Mar 2025
Signs of human-induced climate change reached new heights in 2024, with some of the consequences irreversible over hundreds if not thousands of years, according to a new report from the World Meteorological Organisation.
Extreme atmospheric rivers could double in future climate
19 Mar 2025
Media release | New Zealand could face twice as many of the most extreme atmospheric rivers by the end of the century, according to new research by the National Institute of Water and Atmospheric Research.
Trump officials decimate climate protections and consider axeing key greenhouse gas finding
14 Mar 2025
EPA takes aim at almost every major pollution rule in what environmentalists call act of 'malice toward the planet.'
The pot is already boiling for 2% of the world's amphibians
6 Mar 2025
Media release | Amphibians are increasingly vulnerable to global warming, according to new research.
Odds favour a warmer than usual autumn for parts of NZ
5 Mar 2025
Media release | Seasonal air temperatures are expected to be above average for the north and west of both the North and South Islands, according to NIWA's Season Climate Outlook for March-May 2025, with about equal chances for near average or above average seasonal temperatures for the east of the North Island and the east of the South Island.
NZ tops list of countries most at risk of urban fire in severe warming scenario
4 Mar 2025
New Zealand will be one of the countries worst affected by fires as a result of climate change, with fires expected to increase by over 40% by 2100 under extreme climate scenarios, according to new research.
Atlantic Ocean currents might withstand future warming
27 Feb 2025
Media release | The Atlantic Meridional Overturning Circulation (AMOC) may be able to withstand future global warming and could avoid collapse, a modelling study presented in Nature suggests.
Carbon capture framework coming
24 Feb 2025
The government wants to bring carbon capture and storage into the Emissions Trading Scheme, with plans to introduce legislation for a Carbon Capture, Utilisation and Storage framework this year.
Harvesting fog?
24 Feb 2025
Media release | A field study spanning a year showed that water collected from fog could ease water scarcity.
Invasive pines triple seed supply to spread across Aotearoa
21 Feb 2025
Lodgepole pines, a major weed in Aotearoa, have three times more seeds here than in their native North America, according to new research.
Kiwi climate solutions up for Earthshot Prize
20 Feb 2025
An ocean remediation project, a predator-free blueprint, cleaner greenhouses, and a company recovering metals from waste are all New Zealand-based nominees for one of five NZD$1.9m Earthshot Prizes.
There isn't enough 'sustainable' aviation fuel to make a dent in our emissions - and there won't be for years
13 Feb 2025
Burning SAF actually emits a similar amount of CO2 to fossil jet fuel. Most emissions 'savings' come from how we account for the waste and renewable energy that is used to produce it.
As Trump administration purges climate data and web pages, research groups scramble to save information
13 Feb 2025
The Trump administration has directed federal agency staff to remove climate references and scientific data from many web pages. Researchers are rushing to archive it.
Researchers look to underground future for hydrogen
5 Feb 2025
Kiwi researchers are modelling the injection, storage and extraction of 10,000 tonnes of underground hydrogen at a natural gas storage site in Taranaki.
Hundreds of native species highly vulnerable to climate change
3 Feb 2025
Media release | A major assessment released by DOC shows many of New Zealand's native plants and animals are in for a rough time as climate change impacts increase.
Higher temperatures may result in 2.3m extra deaths in European cities by 2100
24 Jan 2025
Temperature-related deaths in European cities could increase by up to 50% to reach up to 2.3 million additional deaths by the end of the century if we fail to tackle climate change, warn international researchers.
Siloed thinking hindering solutions to climate, health, and food crises – report
19 Dec 2024
'Siloed thinking' is holding back solutions to biodiversity, human health, climate change, water, and food security, according to a new report.
Cuts to science funding will hurt climate response
12 Dec 2024
Scientists and academics have slammed the government’s “horrifying” decision to cut humanities and social science funding, with some saying it will hinder the country’s ability to combat climate change.
2024 is the hottest year on record, EU scientists say
10 Dec 2024
This year will be the world's warmest since records began, with extraordinarily high temperatures expected to persist into at least the first few months of 2025, European Union scientists said on Monday.
Scientists find huge trove of rare metals needed for clean energy hidden inside toxic coal waste
10 Dec 2024
Millions of tons of coal ash left over from burning the planet’s dirtiest fossil fuel are sitting in ponds and landfills, able to leach into waterways and pollute soil. But this toxic waste may also be a treasure trove for the rare earth elements needed to propel the world toward clean energy.
NZ wildlife among most vulnerable to climate-driven extinction
6 Dec 2024
New Zealand species are among the most vulnerable to extinction in a warming world, according to a global analysis of 30 years of research.
Scientists find link between temperature and carbon storage rates
4 Dec 2024
Media release | A huge global study has used teabags to measure carbon storage in wetlands.
Missed opportunity to stop plastic pollution
3 Dec 2024
Countries failing to agree on a global treaty to curb plastic pollution after a week of talks in South Korea is a missed opportunity, according to a New Zealand plastics expert.
Investment lagging in climate action – report
27 Nov 2024
A new report looks at the barriers to investment at the core of the priorities of COP29.
We can't afford to be complacent about the effects of tropical cyclones – experts
26 Nov 2024
A symposium currently taking place in Rotorua will bring together recent research on tropical cyclone ecology, with a special focus on the ecological impacts of last year's Cyclone Gabrielle.
Microbes behind unprecedented surge in methane emissions
26 Nov 2024
Media release | Microbes - such as those living in wetlands, landfills or the digestive tracts of livestock - are behind unprecedented spikes in methane emissions, according to new research from the University of Colorado and NIWA.
Study finds four global policies could eliminate >90% of plastic waste and 30% of linked carbon emissions by 2050
25 Nov 2024
A study released in Science determines that just four policies can reduce mismanaged plastic waste—plastic that isn't recycled or properly disposed of and ends up as pollution—by 91% and plastic-related greenhouse gases by one-third.
Carbon tax best for lower emissions, economy – study
21 Nov 2024
A carbon tax is the most effective way for New Zealand to cut emissions while supporting a stable economy, according to a University of Auckland study.
New Zealand drops in global ranking on climate action
21 Nov 2024
Media release | Greenpeace is accusing the New Zealand government of ‘quiet quitting’ on climate change as the country drops seven points in the global rankings on climate action.
Scientists develop tool to monitor coastal erosion in fine detail
21 Nov 2024
Media release | An online tool developed by scientists at Waipapa Taumata Rau, University of Auckland allows for detailed monitoring of the nation’s coastal erosion from satellite imagery.
Plastic waste to double by 2050 – study
18 Nov 2024
New modelling published in Science suggests plastic waste will double by 2050 if we stick to business as usual, reaching an estimated 121 million metric tonnes.
We study climate change. We can’t explain what we’re seeing
15 Nov 2024
The Earth has been exceptionally warm of late, with every month from June 2023 until this past September breaking records. It has been considerably hotter even than climate scientists expected.
Govt ring-fences $60 million to investigate new geothermal energy
14 Nov 2024
The government is putting aside $60 million to investigate new geothermal energy generation technology, which has the potential to boost renewable energy output and slash emissions.
What 1.5C overshoot would mean for climate impacts and adaptation
14 Nov 2024
With average global temperatures set to see another record high this year, the chances of holding warming to no more than 1.5C continue to dwindle.
New research reveals that microplastics could be changing Earth’s climate
14 Nov 2024
Scientists discovered that microplastics act as ice nucleating particles in clouds, potentially influencing weather, climate, and even aviation safety. Microplastics in the atmosphere may alter precipitation and cloud formation, affecting climate patterns.
Zero chance NZ pulls out of climate agreement: Upton
13 Nov 2024
If Donald Trump pulls the United States out of the Paris Agreement, it’s not likely other countries such as New Zealand will follow, according to Parliamentary Commissioner for the Environment Simon Upton.
Climate researchers drill deep for Antarctic climate clues
13 Nov 2024
Media release | Kiwi climate researchers are part of an ambitious mission to recover critical geological records to help forecast future sea-level rise.
NZ can do better on climate policy, says auditor general
8 Nov 2024
New Zealand’s legislative framework is a strength of its response to climate change, however it is not doing so well in other areas, according to a new report.
Trump stranglehold adds to growing doubts at climate talks
8 Nov 2024
Nearly 200 nations will soon gather for the annual COP29 summit, where efforts to increase funding for poor countries and slash emissions will run against the reality of a hostile American president.
UN report obscures meat’s true climate impact
4 Nov 2024
A United Nations climate report made headlines last week with a stark warning: the planet is on track to heat by 2.6 to 3.1 degrees Celsius within the century.
California's schools are embracing vegan meals
1 Nov 2024
How have plant-based lunches spread so successfully? Credit environmentally conscious students — and a handful of state funding programmes.
Carbon credits essential part of decarbonisation toolkit: new report
31 Oct 2024
Carbon credits remain at the heart of global efforts to limit dangerous climate change, with prices predicted to rise towards US$125 by 2035, according to new analysis.
Gisborne community team up with experts to combat climate challenges
31 Oct 2024
Media release | University of Auckland researchers are working with a Gisborne iwi to tackle the pressing issues facing their remote community.
NZ adopts 'underwhelming' Commonwealth Ocean Declaration
30 Oct 2024
Commonwealth nations including Aotearoa and Pacific Island states have adopted the Apia Commonwealth Ocean Declaration.
Hutt City Council slashes gas emissions
Today 11:00am
By Shannon Morris-Williams | Hutt City Council is set to cut its gas emissions by 60% by 2026 as it speeds up phasing out fossil fuels from public facilities.
Carbon price drops, now trading 30% below auction floor
Today 11:00am
By Liz Kivi | Secondary carbon market prices took a sharp downward turn last week, with traders blaming a continued lack of interest from buyers.
NZ’s government wants tourism to drive economic growth – but how will it deal with aviation emissions?
22 Oct 2025
By Robert McLachlan, Te Kunenga ki Pūrehuroa – Massey University | Following a brief dip during the COVID pandemic, aviation is back in a growth phase.
Air NZ inks deal for its first internationally verified carbon credits
9 Oct 2025
By Liz Kivi | Air New Zealand has committed to buying 8000 tonnes of carbon removals by 2030, in partnership with local native forest investment platform My Native Forest.
Celebrities slam mining plans
Tue 28 Oct 2025
Actor Sam Neill has slammed plans for a gold mine in Otago, while Denniston Rose author Jenny Pattrick is backing a petition that would stop a coalmine on the West Coast.
Govt launches strategy backing wood-based heat sector
23 Oct 2025
By Pattrick Smellie | Forestry biomass could replace as much as 40% of fossil fuel-generated process heat by 2050, but access to supply, regulatory settings and business cases for converting to wood-based heat sources are required, the Government says in a series of documents released yesterday.
Taxonomy seen as key to shaping NZ’s voluntary nature credit market
Thu 30 Oct 2025
By Shannon Morris-Williams | Experts say aligning the New Zealand Sustainable Finance Taxonomy with the development of voluntary nature credit markets could strengthen credibility, streamline investment, and support high-integrity environmental outcomes.
Devastation on repeat: How climate change is worsening Pakistan's deadly floods
Today 11:00am
Rescuers and relatives searched knee-deep in water for the body of one-year-old Zara. She'd been swept away by flash floods; the bodies of her parents and three siblings had already been found days earlier.
‘Plain old dull’: NZU market continues to limp sideways
24 Oct 2025
By Liz Kivi | The NZU market has been “plain old dull” in recent months, with activity driven mainly by credit opportunities or a specific need to raise cash, according to Lizzie Chambers of trading platform Carbon Match.
Scrutiny on energy security
Today 11:00am
A special debate in Parliament put the Government’s energy security agenda under scrutiny, with parties splitting sharply over the role of gas, the place of an LNG import terminal, and how far to push market reform to ease pressure on power bills.
'Little to be hopeful about' – NZ scientists caution ahead of COP30
Fri 31 Oct 2025
By Shannon Morris-Williams | Record heat, worsening climate impacts and global backsliding on emission reduction commitments have left some New Zealand climate experts with little optimism as COP30 approaches.
$235 billion worth of NZ buildings exposed to flooding
Thu 30 Oct 2025
More than 750,000 New Zealanders live in locations exposed to one-in-100-year floods, according to a nationwide study which shows escalating flood risk.
No high-level US representatives will go to UN climate talks, Trump officials say
Today 11:00am
Decision to stay away from Cop30 meeting in Brazil underscores administration’s hostility to climate action.
All carrot, no stick for farmers on methane
17 Oct 2025
By Pattrick Smellie | COMMENT: The abandonment of methane emissions pricing and the adoption of a weaker target is effectively the last nail in the coffin of the historic cross-parliamentary consensus embedded in the Zero Carbon Act 2019.
Lake Onslow battery project set for revival?
Wed 29 Oct 2025
A newly formed private consortium has emerged with plans to finance and build the massive Lake Onslow pumped-hydro project, despite the coalition government’s decision to abandon the scheme.
From nuisance to crisis: New report on pest wasps In Aotearoa
24 Sep 2025
Media release: Moths and Butterflies NZ Trust | Just published is the Final Report of the Pest Wasps Survey carried out by the Moths and Butterflies of NZ Trust (MBNZT) offering a comprehensive look at New Zealanders’ awareness, experiences, and attitudes toward wasps and the growing ecological, health, and social issues associated with them.
Hawke’s Bay Regional Council welcomes new flood data
Today 11:00am
Media release | Hawke’s Bay Regional Council welcomes the release of the National Flood Tool and accompanying data by Earth Sciences New Zealand. This is an important contribution to understanding the impacts of climate change for New Zealand.
NZ marine heatwaves could double in intensity under high-emissions pathway
16 Oct 2025
By Shannon Morris-Williams | New projections show marine heatwaves will grow more intense around the North Island and more frequent around the South Island as the climate warms – raising risks for fisheries, aquaculture, coastal ecosystems and tourism.
Media round-up
Fri 31 Oct 2025
In our round-up of climate coverage in local media: A controversial seabed mining project could lead to sediment flows knocking over rigs and damaging wind turbines; weather-related insurance claims climb; and is the government playing Russian Roulette with our future over methane targets?
RMA to speed up fossil fuel consents
18 Aug 2025
By Liz Kivi | An energy lobby group has welcomed a last-minute amendment to the RMA that puts fossil fuels on the same footing as renewables, however a sustainable energy expert says the move “beggars belief.”
Developing countries will need US$310 billion annually for climate adaptation by 2035
Fri 31 Oct 2025
Media release - UN Environment Programme: Slow climate adaptation is threatening lives and economies.
No major banks have yet committed to stop funding new oil, gas and coal, research finds
24 Oct 2025
‘The objectives of the Paris agreement are slipping further out of reach,’ say researchers.
Look out for these 8 big ag greenwashing terms at COP30
Tue 28 Oct 2025
Food and farming companies will claim agriculture is the solution to the climate crisis at the Brazil summit — even though food drives a third of global warming.
Coal imports up 650%
12 Sep 2025
By Shannon Morris-Williams and Liz Kivi | Coal imports are up 650% as generators stockpile the most polluting fossil fuel ahead of next winter.
Hiringa eyes green methanol plant near Whanganui
29 Jul 2025
By Pattrick Smellie | Green hydrogen pioneer Hiringa Energy is deep in planning to develop an “eight-to-nine figure” methanol plant near Whanganui, using a combination of biomass and hydrogen produced using renewable energy.
Vero warns losses to rise 26% by 2050 over extreme weather
Wed 29 Oct 2025
By Shannon Morris-Williams | Extreme weather could drive a 19–26% spike in annual insurance losses by 2050, fuelled by rising seas and more intense flooding, according to Vero’s latest Climate-Related Disclosures Report.
Will NZ walk away from the Paris Agreement?
20 Dec 2024
By Geoff Bertram | COMMENT: Unless the government can find very cheap offshore mitigation, the temptation to walk away from its Paris Agreement obligations may well be too strong to resist for a coalition government focused on fiscal austerity.
Judge says Greenpeace must pay $345 million in pipeline lawsuit, cutting jury amount nearly in half
Fri 31 Oct 2025
A North Dakota judge has ordered Greenpeace to pay damages of $345 million, reducing an earlier jury award after it found the environmental group and related entities liable for defamation and other claims in connection with protests of an oil pipeline nearly a decade ago.
Nelson commuters urged to ditch car once a week
22 Oct 2025
By Max Frethey, Local Democracy Reporter | Nelson has a bold carbon emission reduction target and residents are being encouraged to leave the car at home one day a week to help meet it.
Global oil demand won't peak until 2032, Wood Mackenzie report says
Fri 31 Oct 2025
“Global oil demand will not peak until 2032, two years later than earlier thought, consultancy Wood Mackenzie said in a report on Wednesday that blames continued momentum in the use of hydrocarbons for transport and petrochemicals.”
Govt ‘captured by industry’ on methane – Carr
21 Oct 2025
By Liz Kivi | Former Climate Change Commission chair Rod Carr says that recent moves to weaken methane targets and halt plans for agricultural emissions pricing show the Government has been captured by industry.
NZ's latest climate target 'weak' – Climate Action Tracker
24 Jun 2025
By Shannon Morris-Williams | New Zealand's new international climate target to 2035 is weak, and could even allow for higher emissions than the 2030 target, according to a global scientific project that tracks government climate action.
Climate impacts hit NZ with increasing wild weather
23 Oct 2025
By Liz Kivi | New Zealand is facing a triple whammy of climate impacts today, with severe winds and rainfall predicted for much of the country while some areas are still dealing with wildfires ignited earlier in the week.
Ardern: 'We must not give up on 1.5'
Fri 31 Oct 2025
By Shannon Morris-Williams | Former prime minister Dame Jacinda Ardern says the world must not abandon the Paris Agreement’s 1.5°C goal, warning that a decade on from COP21 “too many of the debates we thought were settled are still being had.”
Carbon Finance Program upscales efforts to close climate investment gap in climate vulnerable nations
22 Oct 2025
Media release | The Climate Vulnerable Forum and its V20 Finance Ministers (CVF-V20) will work with the Voluntary Carbon Markets Integrity Initiative (VCMI) to upscale the Carbon Finance Program in reach and impact, supporting more climate-vulnerable countries to host high-integrity carbon projects that yield tangible climate, nature, and sustainable development benefits.
Lobby group launches ‘blueprint’ for ocean management reform
18 Sep 2025
The Environmental Defence Society yesterday released its plan to tackle widespread ecological decline in our oceans.
Experts warn new science curriculum sidelines climate urgency
Today 11:00am
Climate change education has been pushed too late and too lightly in the Government’s draft science curriculum, experts say, with students not formally learning about climate change until Year 10.
Judge dismisses suit by young climate activists against Trump’s pro-fossil fuel policies
17 Oct 2025
Plaintiffs had ‘overwhelming evidence’ of climate crisis but a court injunction would be ‘unworkable’, ruling says.
Straterra has a new name: the New Zealand Minerals Council
16 Apr 2025
Media release | Straterra has been renamed as New Zealand Minerals Council, says chief executive Josie Vidal.
The Yangtze River is becoming the world’s largest electrified trade corridor
Thu 30 Oct 2025
The Gezhouba, a new 13,000-ton all-electric bulk carrier launched in Yichang, is more than a technical milestone. It is a sign that the electrification of inland shipping is moving from concept to inevitability.
Solar households to get little-noticed tax break
23 Sep 2025
A provision in the government’s latest tax bill would exempt households from paying tax on income they earn by selling excess electricity back to the grid.
Climate scientists and republican lawyers are taking aim at Big Tech’s emissions
17 Oct 2025
Technology companies have long been one of the biggest investors in clean energy, but new accounting rules could upend that.
Last minute change to oil and gas legislation over cleanup costs
31 Jul 2025
By Liz Kivi | The government is expected to repeal the oil and gas ban today, with a last-minute amendment handing discretionary power to two ministers over the controversial issue of decommissioning.
How ‘vehicle-to-grid’ technology could boost China’s electricity system
Fri 31 Oct 2025
China’s surging electric vehicles ownership – now exceeding 25.5m – is opening the door to a new technology that can help to enhance the flexibility of electricity supply.
Fix it, don't ditch it: University of Auckland hosts first Repair Cafe
9 Oct 2025
Media release - Auckland University | The University's first-ever Repair Cafe is bringing students and staff together to give broken items a new lease on life, while promoting a culture of repair and reuse.
Council buys dairy farm to help clean up Lake Rotorua
21 Oct 2025
Bay of Plenty Regional Council has bought a 266-hectare dairy farm in the Lake Rotorua catchment and plans to retire it from production to reduce nitrogen entering the lake.
Adaptation plan at odds with public sentiment: survey
21 Oct 2025
By Liz Kivi | The Government’s position on climate adaptation buyouts shows a disconnect with public opinion, according to survey findings from insurer Suncorp NZ.
‘Damp squib’ – Govt energy plan slammed for locking in fossil fuels
2 Oct 2025
By Shannon Morris-Williams | Critics across business, climate groups and the opposition say the Government’s electricity reforms duck structural change, double down on LNG and gas, and offer little relief for soaring power prices – warning of an “expensive white elephant", deeper energy poverty and a missed chance to scale renewables.
