Topics tagged with 'Science'
An incendiary form of lightning may surge under climate change
1 Mar 2023
A form of lightning with a knack for sparking wildfires may surge under climate change.
Climate-resistant grapes? Spanish winemakers revive ancient varieties
1 Mar 2023
The ads – tucked in the corners of local newspapers and directed at winemakers – began turning up across Catalonia in the 1980s. “If you know where to find any uncommon grape varieties, please get in touch,” they read.
Researchers look at marine environment’s huge potential for carbon sequestration
28 Feb 2023
Scientists are aiming to unlock the local secrets of blue carbon, with research underway to deliver Aotearoa’s first national estimate of natural kelp-carbon sequestration in the marine environment.
World's forests losing ability to absorb carbon due to climate change
28 Feb 2023
A recent study published in the Nature journal has found that the world's forests are losing their ability to absorb carbon due to the increasingly 'unstable' conditions caused by human activities.
A looming El Niño could give us a preview of life at 1.5C of warming
27 Feb 2023
The last three years were objectively hot, numbering among the warmest since records began in 1880. But the scorch factor of recent years was actually tempered by a climate pattern that slightly cools the globe, “La Niña.”
German court rejects farmer's climate suit vs Volkswagen
27 Feb 2023
A German court on Friday rejected a farmer's bid to force automaker Volkswagen to end the sale of vehicles with combustion engines by 2030.
NIWA scientists disturbed by lack of sea ice on Antarctic journey
24 Feb 2023
Media release - Scientists from the National Institute of Water and Atmospheric Research (NIWA) have returned from a six-week voyage to Antarctica.
Carbon-absorbing underwater meadows planted
24 Feb 2023
Five million seagrass seeds will be planted off Wales' coast to create climate change-fighting underwater meadows.
Genetically modified trees are taking root to capture carbon
23 Feb 2023
A start-up has created poplar trees that are genetically engineered to grow larger and suck up more carbon dioxide from the atmosphere than standard trees do. This month, workers planted rows of these poplars in southern Georgia, kicking off the company’s plan to revolutionize forestry.
The climate benefits of a four-day workweek
22 Feb 2023
There's growing interest in the benefits of a four-day workweek for productivity and employee wellbeing, but the picture is more complicated when it comes to climate change.
Women and girls are disproportionately affected by climate change
21 Feb 2023
The adverse effects of climate change have impacted numerous areas of human health and well-being. In most parts of the world, women are least able to mitigate such changes, so they are an appropriate focus in a recent research paper.
Rationing: A fairer way to fight climate change?
21 Feb 2023
World War II-style rationing could be an effective way to reduce carbon emissions, according to new research from the University of Leeds.
Nearly 30 dangerous feedback loops could permanently shift the Earth’s climate: scientists
20 Feb 2023
Dangerous climate feedback loops are increasing global warming and risk causing a permanent shift away from the Earth’s current climate, according to a new study.
Outcry as scientists sanctioned for climate protest
16 Feb 2023
More than 2000 researchers from around the world have signed a letter asking the American Geophysical Union (AGU) to reverse actions it took against two scientists who briefly protested at its annual meeting in Chicago, Illinois, in December.
Global inequality must fall to maintain a safe climate and achieve a decent standard of living for all: researchers
16 Feb 2023
Energy consumption is essential for human well-being, but there is enormous inequality in energy use worldwide. The top 10% of global energy consumers use roughly 30 times more energy than the bottom 10%.
Supporters of a controversial climate solution say it could be key. Critics believe it is the path to catastrophe
14 Feb 2023
When US startup Make Sunsets released two weather balloons into the skies above Mexico's Baja California peninsula last year, it kicked up a fierce debate about one of the world's most controversial climate solutions.
Carbon emissions from fertilisers could be reduced by as much as 80% by 2050
10 Feb 2023
Researchers have calculated the carbon footprint for the full life cycle of fertilisers, which are responsible for approximately 5% of total greenhouse gas emissions—the first time this has been accurately quantified—and found that carbon emissions could be reduced to one-fifth of current levels by 2050.
Using wealth to insulate yourself from climate change
9 Feb 2023
While the days of overt climate denial are mostly over, there's a distinct form of denial emerging in its stead. PhD candidate Hannah Della Bosca, from the Sydney Environment Institute, explores the phenomenon of implicatory denial
Climate crisis drives more days of extreme wildfire risk in NZ
7 Feb 2023
As Aotearoa approaches the height of wildfire season, climate change means increasing forest fire risk – for at least an extra 30 days a year as the air gets thirstier, according to the latest science.
Water crises due to climate change: More severe than previously thought
3 Feb 2023
Climate change alters the global atmospheric circulation, which in turn alters precipitation and evaporation in large parts of the world and, in consequence, the amount of river water that can be used locally.
An El Niño is forecast for 2023. How much coral will bleach this time?
3 Feb 2023
Scientists remember the years between 2014 and 2017 as a particularly bad time for coral reefs. Elevated temperatures fueled by an El Niño climate pattern harmed about three-quarters of the world’s reefs in both hemispheres, forcing corals to release their life-sustaining zooxanthellae and turning them ghostly white in a process known as coral bleaching.
MIT study finds huge carbon cost to self-driving cars
2 Feb 2023
The widespread adoption of self-driving cars will create a major bump in carbon emissions without changes to their design, a study from the Massachusetts Institute of Technology has found.
Why increasing soil carbon is overrated
2 Feb 2023
Dutch researchers have found that yield effects of increasing soil carbon are inconsistent, ranging from negative to neutral to positive.
Scientists now know why methane mysteriously surged during lockdowns
2 Feb 2023
The world largely came to a halt in 2020 when extensive COVID-19 lockdowns were issued, which temporarily caused a global decline in greenhouse gas emissions. Despite the slowdowns in highly polluting sectors like aviation and manufacturing, methane emissions mysteriously climbed.
Earth is on track to exceed 1.5C warming in the next decade, study using AI finds
1 Feb 2023
The world is on the brink of breaching a critical climate threshold, according to a new study published on Monday, signifying time is running exceedingly short to spare the world the most catastrophic effects of global heating.
Solar farms put cow comfort and crop yield ahead of harvesting electrons
1 Feb 2023
Solar arrays that promise to generate happier, healthier cows and crops, while producing cheap electrons on the side, are being put into practice in France, following a series of government-led energy tenders with a difference.
How supermarket freezers are heating the planet, and how they could change
30 Jan 2023
Climate-conscious shoppers may buy local food and try to cut packaging waste, but those efforts could be negated by potent greenhouse gases leaking from supermarket fridges.
Re-carbonising the sea: Scientists to start testing a big ocean carbon idea
27 Jan 2023
Imagine showers of little green sand grains drifting through the ocean: collecting on coral reefs, rolling off the backs of whales, sprinkling schools of tuna — and helping to save all those creatures, and humanity, too. At least that’s the idea.
How ancient seeds from the Fertile Crescent could help save us from climate change
26 Jan 2023
Inside a large freezer room at the International Center for Agricultural Research in the Dry Areas, tens of thousands of seeds are stored at a constant temperature of minus 20 degrees celsius.
Comparing airfares instead of seat size fairer indicator of passenger carbon emissions: study
26 Jan 2023
Allocating passenger aircraft emissions using airfares rather than travel class would give a more accurate idea of individual contributions, finds a study led by UCL.
The voracious appetite of forest elephants can coax forests into storing more carbon
26 Jan 2023
Elephants been called a lot of things: the world’s largest land creatures, imperiled, majestic, charismatic. Now scientists have a few more terms for describing them: foresters and climate champions.
Adapting growing seasons to climate change can boost yields of world’s staple crops
25 Jan 2023
Rising global temperatures due to climate change are changing the growth cycles of crops worldwide. Recent records from Europe show that wild and cultivated plants are growing earlier and faster due to increased temperatures.
Scientists develop cheapest carbon capture system to date
25 Jan 2023
US researchers have developed a cost-efficient method that successfully captures CO2 and converts it into one of the world’s most widely used chemicals: methanol.
A few pieces of good news on climate change (and a reality check)
24 Jan 2023
Emissions of the greenhouse gases that cause climate change reached a new peak in 2022, according to early estimates. And climate disasters seem to be hitting at a breakneck pace. In 2022, the world experienced record heat waves in China and Europe, and devastating floods in Pakistan killed over 1,000 people and displaced millions.
Logged forests may be carbon emitters for years
24 Jan 2023
If you’ve ever been offered the opportunity to donate money to plant a tree to offset a purchase, you’ve probably guessed that trees naturally store carbon. Forests are an invaluable source of carbon storage around the world; one would assume that forests that have been cut down but are regrowing trees are also regaining their capacity to store carbon.
Climate change is transforming the Arctic
22 Dec 2022
A typhoon, smoke from wildfires and increasing rain are not what most imagine when thinking of the Arctic. Yet these are some of the climate-driven events included in a detailed annual update on the transformation of the once reliably frozen, snow-covered region which is heating up faster than any other part of the world.
Climate change can be beaten - why some scientists are hopeful
20 Dec 2022
Can our planet recover from climate change? The Conversation commissioning Editor, Kofoworola Belo-Osagie, asked scientists to share the reasons they believe there is hope.
Climate action delivers air quality & health gains in India
20 Dec 2022
New research shows how city actions to address climate change in India can deliver health benefits from cleaner air.
Whales could be a valuable carbon sink: scientists
16 Dec 2022
Whales influence the amount of carbon in our air and oceans, and may help reduce the amount of carbon in the atmosphere, according to new research by US and New Zealand scientists.
Climate change will impact mountains on a global scale
16 Dec 2022
According to research, climate change will have a severe effect on mountain landscapes and human activities, increasing the likelihood of avalanches, river floods, landslides, debris flows, and lake outburst floods.
Can sending fewer emails or emptying your inbox really help fight climate change?
16 Dec 2022
The massive carbon footprint left behind by emails has been widely discussed by the media, but most of the time these discussions are exaggerated.
‘Half the world’s languages could be lost to climate change’
15 Dec 2022
By 2100, at least half the world’s 7,000 languages could go extinct due to climate change.
Researchers chart a path to carbon-negative plastic
15 Dec 2022
If current trends and policies continue, global plastic demand will double by 2050 and triple by 2100, with similar increases in greenhouse gas emissions, according to a new study.
Fusion breakthrough could be climate, energy game-changer
14 Dec 2022
Scientists announced Tuesday that they have for the first time produced more energy in a fusion reaction than was used to ignite it — a major breakthrough in the decades-long quest to harness the process that powers the sun
Large wild herbivores may help slow climate change
14 Dec 2022
Large animals, especially herbivores such as elephants, are often seen as being destructive of vegetation, so are not thought of as a nature-based climate solution. Scientists are proving otherwise.
The world's permafrost is rapidly thawing and that's a big climate change problem
13 Dec 2022
An international study has predicted that permafrost thaw could contribute as much greenhouse gases to our atmosphere as a large industrial nation by the end of the century.
Climate change stokes new norm of extreme Australia weather
12 Dec 2022
Extreme weather events such as bush fires and flooding are set to become the norm in Australia, a new report shows.
Rising temperatures causing distress to foetuses: study
9 Dec 2022
Rising temperatures driven by climate breakdown are causing distress to the foetuses of pregnant farmers, who are among the worst affected by global heating.
New marine research and education facility for Tauranga brings climate into focus
8 Dec 2022
A newly approved marine research and education facility for Tauranga will support study into Aotearoa New Zealand’s marine environment and the effects of climate change.
The 30% goal: is bigger always better for biodiversity?
8 Dec 2022
The UN biodiversity conference now meeting in Montreal is considering a proposal to commit to putting 30 percent of land and sea under protection by 2030. Some ecologists warn that focusing too much on the size of protected areas risks missing what most needs saving.
Auckland Council opens $1m Climate and Emergency Readiness Fund
4 Feb 2026
Community groups across Tāmaki Makaurau are being invited to apply for a new $1 million Climate and Emergency Readiness Fund, designed to support locally led action on climate change, disaster preparedness and climate adaptation.
Hydrogen plant to start construction
Tue 10 Feb 2026
Construction is set to start this month on Hiringa Energy’s long delayed green hydrogen project in South Taranaki, after years of consenting fights that culminated in the Court of Appeal rejecting Greenpeace’s challenge in late 2023.
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.
World fight against invasive species comes to Auckland
Tue 10 Feb 2026
Media release: University of Auckland | From countering invasive pink salmon in Norway to controlling feral cats in the Cayman Islands, knowledge on eradicating invasive species will be shared by international experts in New Zealand.
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.
EU weighing options to support industry in carbon market overhaul
Mon 9 Feb 2026
The European Commission is looking at various ways to support industries in an upcoming overhaul of the EU carbon market to prevent them moving to areas with lower pollution standards, the head of the Commission’s climate department said late on Wednesday.
IPBES: Four key takeaways on how nature loss threatens the global economy
Today 11:30am
The “undervaluing” of nature by businesses is fuelling its decline and putting the global economy at risk, according to a major new report.
Minister’s letters: Mildly positive or just virtue signalling?
Thu 5 Feb 2026
By Liz Kivi | The carbon market was buoyed slightly yesterday, after letters between the Government and the Climate Change Commission were proactively released.
LNG plan risks fossil fuel dependency: Environment Commissioner
Today 11:30am
By Pattrick Smellie | Importing liquefied natural gas risks creating a “new path dependency on fossil fuel” unless LNG is ring-fenced for use only in the electricity system and only during extended periods of hydro-electricity water shortages, says the Parliamentary Commissioner for the Environment, Simon Upton.
LNG: a rational choice compared to unpalatable alternatives
Tue 10 Feb 2026
By Pattrick Smellie | COMMENT: By deciding to underwrite the private construction of a liquefied natural gas import facility in Taranaki, the Government has made a rational choice in favour of energy security and affordability.
RMA’s successors hinge on two untested bets
17 Dec 2025
Two ideas sit at the heart of the Government’s replacement for the Resource Management Act: regulatory relief and spatial planning.
Opposition attacks Govt over fossil fuel phaseout backdown
2 Feb 2026
By Liz Kivi | Revelations that Resources Minister Shane Jones ruled out New Zealand signing up to a 'road map' away from fossil fuels at last year’s global climate summit show the National Party’s minor coalition partners’ undue influence over the Government, according to Labour leader Chris Hipkins.
Govt looks to Commission for ways to shore up carbon price
4 Feb 2026
By Liz Kivi | The Government has asked the Climate Change Commission to look at lower auction volumes and an increase in the auction floor price as options to revive the Emissions Trading Scheme, as carbon prices remain weak.
Govt missing opportunity to slash electricity prices, says expert
Today 11:30am
By Liz Kivi | The Government’s fixation on eliminating the "dry-year risk margin" as a lever to reduce costs misses a much bigger opportunity to lower electricity prices, according to Christina Hood, head of Compass Climate.
DOC trims costs and winds down jobs for nature
10 Nov 2025
The Department of Conservation (DOC) is entering a new phase of tighter budgets and structural change as it winds down the pandemic-era Jobs for Nature programme and reshapes its operations to absorb long-term cost pressures.
$8.9m research project to map future ocean change around Aotearoa
Tue 10 Feb 2026
The major research project aims to better understand how warming oceans are driving extreme weather events around New Zealand, from heavy rainfall to tropical cyclones.
Transport dominates NZ’s rising consumer emissions
10 Dec 2025
By Shannon Morris-Williams | Transport pollution was the biggest contributor to an increase in New Zealand’s consumption-based emissions in 2023, with emissions from household travel up 12%, and consumption-based emissions totalling 58.3 million tonnes – up 1.6% from the previous year.
'Damning' report challenges forestry’s role in Tairāwhiti as sector rejects conclusions
4 Feb 2026
By Shannon Morris-Williams | New independent analysis commissioned by Mana Taiao Tairāwhiti challenges long-standing claims that industrial forestry underpins the Tairāwhiti economy.
Australian ministers met Japanese gas companies 20 times amid fossil fuel lobbying push
Today 11:30am
Australian government ministers met Japanese gas company executives more than 20 times in the last term of parliament as Labor encouraged investment in the fossil fuel industry.
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.”
US is canceling almost $30 billion in Biden-era energy loans
27 Jan 2026
The Trump administration said it’s canceling almost $30 billion of financing from the Energy Department’s green bank after reviewing transactions approved under former President Biden.
Green Member’s Bill aims to give whales legal ‘personhood’
Mon 9 Feb 2026
The Green Party wants to give whales legal rights, including the right to sue.
Govt slammed for weakening methane target
15 Dec 2025
By Shannon Morris-Williams The Government has pushed through legislation under urgency to almost halve New Zealand’s 2050 methane target – a move Opposition parties say disregards scientific advice, breaks the country’s hard-won political consensus on climate action, and shifts the burden of higher warming and higher future costs onto the next generation.
COP30 microcosm of difficult geopolitics, says Vanuatu's Climate Minister
15 Dec 2025
By Liz Kivi | Despite ‘intransigent’ states blocking multilateralism and a disappointing official outcome, Vanuatu’s Climate Change Minister Ralph Regenvanu says he left the COP30 climate summit feeling more positive than after previous UN climate conferences.
Hydrogen emissions are ‘supercharging’ the warming impact of methane
19 Dec 2025
The warming impact of hydrogen has been “overlooked” in projections of climate change, according to authors of the latest “global hydrogen budget”.
Wales council to buy and demolish homes prone to flooding
4 Feb 2026
A row of homes in a village in south Wales is to be bought by a local authority and demolished as they can no longer be protected from flooding caused by the climate crisis.
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.
Greenpeace set to take UK Government to court over deep-sea mining licences
Thu 5 Feb 2026
Environmental NGO Greenpeace has kick-started a legal challenge against the UK Government’s decision to approve the transfer of two seabed exploration licences to a newly-formed mining company with US links.
Govt unveils plans for carbon storage regulations – and ETS rewards
18 Dec 2025
By Liz Kivi | The Government has released plans to regulate carbon capture and storage in natural geological formations, which include Emissions Trading Scheme incentives, with the aim of introducing related legislation in 2026.
Ministers celebrate fast-track milestone amid criticism
Tue 10 Feb 2026
By Shannon Morris-Williams | The government is marking the first anniversary of its fast-track approvals regime, saying it is helping “build New Zealand’s future”, despite continued criticism from environmental groups, opposition parties, and industry voices following several controversial project decisions.
Court rejects challenge to Minister and Commission over climate targets
28 Jan 2026
By Liz Kivi | The Supreme Court has rejected Lawyers for Climate Action’s bid to challenge the Climate Change Commission and former Climate Minister James Shaw over climate targets, ending a long-running case which had been working its way through the courts since 2021.
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.
A turning point for our ocean: why the High Seas Treaty matters for the Pacific
Tue 10 Feb 2026
Media release: UNDP | The global ratification of the Biodiversity Beyond National Jurisdiction (BBNJ) Treaty marks a decisive moment in international cooperation and ocean governance. Referred to as the High Seas Treaty, the agreement establishes a legally binding framework to protect marine biodiversity in areas of the ocean that lie beyond national jurisdiction.
Out of Paris, but will the US formally quit the UN climate regime?
30 Jan 2026
The Trump administration has decided to withdraw the US from the broader UN climate convention, raising questions about the legality of the move and what it means in practice.
Commentators slam Govt inaction in aftermath of climate change-fuelled storms
30 Jan 2026
By Liz Kivi | Climate action - or inaction - is shaping up to be an election issue, with multiple commentators drawing a line between the Coalition Government’s backsliding on climate targets and the deadly extreme weather events of the past week.
Major health risks linked to plastics emissions set to soar by 2040
28 Jan 2026
The adverse health consequences stemming from the global plastics system are projected to more than double by 2040, driven by greenhouse gases, air pollutants and toxic chemicals released throughout its lifecycle.
Rushed resource management reform bills unworkable: Environmental Defence Society
Today 11:30am
By Shannon Morris-Williams | The Environmental Defence Society says significant amendments are needed to the government’s Natural Environment and Planning Bills, warning the proposed reforms risk weakening environmental limits, public participation, and regulatory certainty.
Three Greenpeace activists removed by police from Fonterra
17 Dec 2025
Media release | Three Greenpeace activists were removed by police from Fonterra’s downtown Auckland offices, following a protest on Monday at the Shareholders’ Fund meeting over the corporation’s role in the contamination of rural communities’ drinking water.
Critical minerals talks with US questioned in Waitangi Tribunal climate inquiry
Mon 9 Feb 2026
By Shannon Morris-Williams | New Zealand and the United States' negotiations over critical minerals have raised questions for the Waitangi Tribunal’s long-running inquiry into climate change.
Australia's renewables boom delivers coveted power price payoff
Today 11:30am
Australia's wholesale electricity prices fell to the lowest in four years in 2025, bucking the rising price trends seen elsewhere and validating claims that renewables-heavy power system overhauls can help lower consumer power costs.
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.
NZ-UAE partnership boosts advanced tech
Mon 9 Feb 2026
Media release | A new Antarctic science partnership with a leading UAE university will grow New Zealand’s advanced engineering and modelling capability, supporting high-value jobs, encouraging economic growth, and enabling smarter climate risk management, Science, Innovation and Technology Minister Dr Shane Reti says.
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.
China maximises battery recycling to shore up critical mineral supplies
Today 11:30am
Beijing is bracing for a tsunami of spent EV batteries by taking steps to boost recycling – a strategy that could also cut its reliance on imports of clean energy minerals.
Vanuatu introduces draft UN resolution on ICJ demanding full climate compensation
Today 11:30am
Media release: Vanuatu Government | Vanuatu has introduced the zero draft of a United Nations General Assembly resolution to endorse the International Court of Justice’s advisory opinion on the obligations of states in respect of climate change, delivered on 23 July 2025.
Kaicycle celebrates ten years of collective climate action in Pōneke
14 Nov 2025
Media release: Kaicycle | Since 2015, Kaicycle has grown from a humble pilot project growing kai and collecting compost on bicycles into the thriving urban farm and composting hub that Wellingtonians know and love.
Heatwaves, downpours and droughts – Auckland on track for more extreme weather
1 Dec 2025
By Shannon Morris-Williams | New projections show Auckland will face more heatwaves, heavier downpours, worsening droughts and growing coastal threats as climate extremes intensify, according to a new report from Earth Sciences New Zealand.
Argentina fires ravage pristine Patagonia forests, fueling criticism of Milei’s austerity
4 Feb 2026
The wildfires, among the worst to hit the drought-stricken Patagonia region in decades, have devastated more than 45,000 hectares (174 square miles) of Argentina’s forests in the last month and a half, forcing the evacuation of thousands of residents and tourists.
World's first 20 MW offshore wind turbine powers grid in China
Tue 10 Feb 2026
The world's most powerful offshore wind turbine has begun feeding electricity into the grid off the coast of southeast China, marking a major technological leap in the country's wind power industry.
