Topics tagged with 'Science'
Climate effects of volcanoes beneath the waves
5 May 2025
Media release | Volcanoes erupting underwater have a distinctive effect on the climate that is larger and more widespread than previously thought, according to an international group led by University of Auckland and Tongan scientists.
UK project trials carbon capture at sea to help tackle climate change
1 May 2025
The world is betting heavily on carbon capture — a term that refers to various techniques to stop carbon pollution from being released during industrial processes, or removing existing carbon from the atmosphere, to then lock it up permanently.
Warm water affecting Antarctica’s largest ice shelf - new research
22 Apr 2025
While Antarctica’s Ross Ice Shelf is currently stable, new research shows warm water is reaching up to 170 kilometres under the front of the ice shelf.
Environmental summit to tackle costs of economic reform
14 Apr 2025
As the government pushes ahead with sweeping reforms to unlock economic growth, the upcoming Environmental Defence Society annual summit will ask a critical question: at what cost?
Trump’s actions are already having consequences for climate, especially for the IPCC - expert
11 Apr 2025
Leading climate scientist, Dr Kevin Trenberth, left the US and came home to New Zealand because of the rise of Donald Trump. In this comment piece, he writes that he is appalled in multiple ways by the so-called “war on science” unfolding through staff cuts and the president’s policy edicts.
Science data under duress
11 Apr 2025
Climate change and climate action are socially and politically divisive topics in many countries. In addition to contributing to political disparity, climate research is also affected by political context, with consequences not only for scientists but for society as well.
Experts back scepticism about carbon forestry
10 Apr 2025
Experts from around the country agree that the Environment Commissioner's 'Alt-F Reset' report is "incredibly timely" as the world faces unprecedented climate change.
Can the future of energy be affordable, secure and sustainable?
9 Apr 2025
Media release | Global experts are coming together to address the challenge of creating energy solutions that are both sustainable and achievable by 2050.
Are carrots threatened by climate change?
8 Apr 2025
Media release | The humble carrot is a staple in many diets worldwide, but it may soon be under threat as the effects of climate change intensify, impacting seed production and global food security.
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.
Move to block lawsuits could strengthen climate case against Govt
Today 11:45am
By Liz Kivi | The Government’s plan to block climate lawsuits – while potentially fatal for one groundbreaking climate case – could actually bolster claims in another live climate case underway against the Government.
Global shocks, fertiliser use and the importance of data: Insights on the environmental performance of agriculture
Today 11:45am
When shocks push producers to use less fertiliser, the environmental performance of agriculture tends to improve. But do improvements reflect the short-term effects of shocks or signal the beginning of a longer-term trend?
$30m airline fund risks ‘burning public money’ without lasting benefit – expert
20 Mar 2026
By Shannon Morris-Williams | A $30 million government package to support regional air routes risks delivering poor value for money while increasing emissions, according to transport strategist Tim Adriaansen.
Europe has 'maybe six weeks of jet fuel left', energy boss warns
20 Apr 2026
Stocks would reach a tipping point in June if Europe was unable to replace at least half of its imports from the Middle East, the organisation said in a report this week.
Conservation land open for voluntary carbon market schemes
Tue 12 May 2026
By Pattrick Smellie | The government is to open up the Crown-owned conservation estate to private investment in voluntary carbon market projects.
Burning wood for power worse for climate than gas equivalent, report finds
21 Apr 2026
Research casts doubt on plans by the UK government to offer subsidies for carbon capture attached to the power source.
Carbon News updates forward curve
Wed 13 May 2026
Carbon News has updated its ten-year NZU forward curve, following a recent rise in spot market prices, with NZUs rallying from about $34 in January to nearly $54 in early May.
Some inconvenient truths in bringing climate science to the judiciary
Today 11:45am
OPINION: Climate science had been knocking on the courthouse doors for quite some time when the Supreme Court of the United States finally invited it into the realm of legal action in 2007.
Drop in ETS forestry registrations
5 May 2026
By Liz Kivi | ETS forestry registrations have dropped off this year, with the new mandatory emissions return period, new land-use rules, and carbon price volatility all meaning participants aren’t rushing to register forestry in the emissions trading scheme.
GIDI-style help cheaper than LNG: MBIE
Mon 11 May 2026
By Pattrick Smellie | Officials advised ministers last July that the lowest-cost way to free up gas for use during dry winters was to assist industrial gas users to switch to electricity.
Tairāwhiti deserves better than weakened forestry rules
5 May 2026
OPINION: The government's proposed amendments to forestry standards, released yesterday, ignore the hard lessons learned in our region and ignore the voices that have fought hardest to protect it, writes Manu Caddie.
Latest emissions inventory: ‘Something has gone very wrong’
16 Apr 2026
By Liz Kivi | New Zealand’s greenhouse gas emissions in 2024 decreased by just 0.1% compared to 2023, in what an expert says is a “terrible result”, compared to faster progress in previous years.
What Magyar’s defeat of Orbán in Hungary means for climate and energy
21 Apr 2026
Hungary has played a disproportionate role in EU climate and energy policy in recent years, by repeatedly vetoing climate action and by delaying the phaseout of Russian fossil-fuel imports.
Australian operator to run NZ ETS auctions
Mon 11 May 2026
The Government has appointed an Australian company to run its Emissions Trading Scheme auctions, taking over from NZX, which has operated the ETS auctions since they began in 2021.
World Nuclear Association chief to address NZ energy conference
Today 11:45am
The head of the World Nuclear Association will speak at a Hamilton energy conference as debate grows over whether emerging nuclear technologies could play a role in New Zealand’s future energy mix.
Environmental groups call for ETS reform
20 Feb 2026
Several environmental organisations are calling on political parties to make climate and biodiversity central to the 2026 election campaign, with reforming the Emissions Trading Scheme seen as a key priority.
Combined climate extremes may prompt carbon budget rethink
Today 11:45am
Media release: Springer Nature | Combined extreme climate events are likely to become more common in the future if carbon emissions continue to rise, a paper in Nature suggests.
EDS urges MPs to scrap the Fisheries Amendment Bill
5 May 2026
Media release | The Environmental Defence Society today lodged a substantive submission on the Fisheries Amendment Bill.
Govt presses ahead with forestry rule changes despite opposition
Today 11:45am
By Shannon Morris-Williams | The Government is pushing ahead with changes to commercial forestry rules despite most submitters opposing the proposals, with critics warning the reforms will weaken councils’ ability to manage erosion and forestry slash risks in vulnerable regions such as Tairāwhiti.
Govt moves to block climate change litigation
Tue 12 May 2026
By Liz Kivi | The Government’s move to limit lawsuits holding climate polluters accountable for damage is putting the interests of big emitters ahead of communities, according to Lawyers for Climate Action.
Methanexit: writing on the wall for NZ’s biggest gas user
6 May 2026
By Liz Kivi | New Zealand’s biggest fossil gas user, Methanex, is expected to stop production by the end of this year, with the company confirming its Motunui methanol operation won’t survive Māui gas field’s closure.
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.”
New funding for low methane farming uptake
29 Apr 2026
By Pattrick Smellie | The government will co-fund projects under an Early Adoption Accelerator scheme announced today to accelerate the uptake of low emissions farming technologies emerging from the AgriZero public-private partnership.
Commission urges Govt action on climate risks
7 May 2026
By Liz Kivi | Climate change currently poses major risks to our water infrastructure with “significant gaps” in readiness to manage risks and increasing hazards, according to the Climate Change Commission.
Fonterra ‘spins’ greenwashing research for favourable press
1 May 2026
By Liz Kivi | Dairy co-operative Fonterra has managed to ‘spin’ international research intended to highlight greenwashing, instead using it to generate unwarranted positive press, according to researchers behind the recent study into ag industry greenwashing.
‘Formidable’ El Niño expected this winter
29 Apr 2026
By Liz Kivi | Meteorologists are anticipating a significant El Niño influence on weather patterns across the country from winter onwards, with predicted lower rainfall for some areas and heavier rain for others likely to impact multiple sectors of the economy as well as the carbon market.
Victorian Hydrogen announces Southland urea fertiliser project using coal
22 Apr 2026
By Liz Kivi | Australian-based Victorian Hydrogen has announced it is developing a new 1.5 million-tonne-a-year urea fertiliser operation in Southland, which it will apply for under fast-track legislation.
Media round-up
24 Apr 2026
In our round-up of climate coverage in local media: What is the real cost of storm-hit infrastructure? Urgency is needed over climate adaptation funding; and a community conservation group has won a legal victory against multinational mining company OceanaGold.
Climate law change spanner in the works for Waitangi Tribunal Inquiry
19 Dec 2025
By Liz Kivi | The Government’s controversial changes to New Zealand’s legal framework for climate policy have thrown a spanner in the works for a long-running Waitangi Tribunal Inquiry into climate change.
How big oil companies can slow the green transition by suing governments that ban fossil fuels
Wed 13 May 2026
Simply put, this rule lets big oil companies sue sovereign states and demand exorbitant amounts of money if they are prohibited from digging up fossil fuels.
Tehran will never cede control of Strait of Hormuz, senior Iranian politician tells BBC
21 Apr 2026
"Never." That's when a senior Iranian lawmaker says they'll be ready to give up their control of the Strait of Hormuz.
Govt missing tricks to save fuel in crisis
30 Apr 2026
By Shannon Morris-Williams | The Government is being urged to shift its response to the fuel crisis away from short-term relief and towards measures that reduce demand, with public health experts warning it is missing an opportunity to boost energy security and lower household costs.
Climate risks could reshape business finances, new guidance warns
15 Apr 2026
By Shannon Morris-Williams | New guidance warns climate change is set to fundamentally reshape financial outcomes for businesses, including difficult-to-model climate “tipping points” – irreversible changes such as ice sheet collapse or ocean circulation shifts – which threaten severe and sudden financial impacts.
‘Triple whammy of climate chaos’: Why Antarctica's sea ice collapse is no longer a mystery
Mon 11 May 2026
Scientists have finally identified the ‘triple whammy’ behind Antarctica’s dramatic collapse, shedding new light on the chain reaction that has pushed its sea ice to record lows.
Coal mine challenge reaches Aus High Court
Wed 13 May 2026
What climate change impacts should a planning authority have to take into account when assessing a mining project?
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.
Deep-sea mining risks biodiversity loss lasting decades, scientists warn
Mon 11 May 2026
By Shannon Morris-Williams | The first comprehensive review of deep-sea mining research has found mining could cause ecological damage lasting decades and, in some ecosystems, irreversible biodiversity loss, with New Zealand experts warning the industry poses major risks to fragile ocean environments.
Environmental groups sue Trump administration over approval of new ultra deep-water drilling project
23 Apr 2026
Environmental groups sued the Trump administration on Monday over its approval last month of oil company BP’s ultra deep-water drilling project in the Gulf of Mexico.
Opposition slams environment ministry merger
Wed 13 May 2026
By Shannon Morris-Williams | Opposition MPs accused the Government of downgrading climate and environmental protections as legislation to abolish the Ministry for the Environment and merge it into a new mega-ministry passed its second reading in Parliament.
Kiwis overly optimistic about state of environment
27 Feb 2026
By Shannon Morris-Williams | New research suggests many New Zealanders believe the environment is in better shape than it really is, with public perceptions often out of step with scientific evidence.
ESG funds include petrochemical companies, report finds
5 May 2026
Global banks have invested US$133bn into US petrochemical expansion, even as the industry is linked to climate change.
Thousands protest in Germany urging faster shift to renewable energy, amid Iran war
20 Apr 2026
Thousands of people demonstrated across Germany on April 18, urging a faster shift to renewable energy and accusing conservative Chancellor Friedrich Merz’s coalition of putting the brakes on the transition.
Green Party calls for national electrification plan
20 Apr 2026
By Liz Kivi | The Green Party is calling for a national plan to electrify homes, transport and industry using renewable energy, to reduce fossil fuel dependence in response to the Middle East crisis.
‘Landmark’ conservation reform bill – boost or bust for nature?
Fri 8 May 2026
By Liz Kivi | The Government has announced an overhaul of the country’s conservation system, which environmental organisation Forest & Bird says will undo the work of many generations of Kiwis to protect public conservation land.
Renewable energy hub planned for Scottish coal museum
Today 11:45am
A former 19th Century coal mining 'super-pit' in Midlothian is to be turned into a renewable energy hub providing green electricity for the local community.
Planned coal mine borders internationally significant wetland
30 Apr 2026
By Liz Kivi | Victorian Hydrogen, the company behind plans for a huge coal-to-urea project, has applied for a permit to explore for coal next to an internationally significant wetland in a sensitive catchment in Southland.
Govt launches solar red tape review to speed up installations
Fri 8 May 2026
By Shannon Morris-Williams | The Government has launched a review aimed at making residential and small-scale solar installations faster and easier, in a move Rewiring Aotearoa says could help cut costs and accelerate solar uptake across New Zealand.
Carbon trading schemes cut more emissions than carbon taxes, according to global study
20 Mar 2026
By Shannon Morris-Williams | Carbon trading schemes are more effective than carbon taxes at reducing emissions, cutting fossil fuel use, and accelerating the shift to renewable energy, a global study has found.
Why both trees and technology are important in the race to mitigate carbon emissions
4 May 2026
Different carbon‑removal approaches solve different problems, and pitting these technologies against each other could slow progress.
Pacific climate response in question as NZ finance remains unclear
19 Dec 2025
By Shannon Morris-Williams | With New Zealand's $1.3 billion international climate finance commitment set to end with no clarity on what follows, the Auditor-General says oversight of that funding remains patchy and long-term outcomes are unclear.
More red lights for cars might mean more green lights for sustainable transport
7 May 2026
Media release: Royal Society Open Science | Reducing the amount of green light time for cars at traffic lights could encourage commuters to switch to more sustainable transport.
UN methane alert system expanded to coal and waste sectors after Indian landfill named among world’s top emitters
6 May 2026
The United Nations is expanding its methane monitoring system to cover coal mines and waste facilities, after satellite analysis identified a landfill in India among the world’s three largest methane-emitting sites.
NZ First moves to revive container return scheme
4 May 2026
By Shannon Morris-Williams | NZ First is aiming to launch a national container return scheme, which could recycle over a billion wasted containers each year, reviving a policy shelved by the previous Labour-led Government in 2023.
Greens condemn planned coal mine next to protected wetland
4 May 2026
By Liz Kivi | The Green Party says a new plan for a coal mine and fertiliser plant next to an internationally significant wetland is “ecological vandalism and climate denial.”
Why is Northern Ireland facing a growing threat from wildfires?
7 May 2026
Figures show that spring drought events are happening more often while there has been a sharp rise in "fire weather" - a mix of warmth, dryness, and wind that allows fires to ignite and spread rapidly. Experts warn this combination, along with climate change, is creating a longer and more volatile wildfire season.
Stripy wind turbines could save some birds
Fri 8 May 2026
Media release: Royal Society Interface | Preventing birds from colliding with wind turbine blades could be as simple as a few paint stripes, according to international researchers, who say this could help protect wildlife as renewable energy expands.
