Topics tagged with 'Science'
Restoring nature is not a silver bullet for global warming, we must cut emissions outright
5 Jul 2022
Restoring degraded environments, such as by planting trees, is often touted as a solution to the climate crisis. But our new research shows this, while important, is no substitute for preventing fossil fuel emissions to limit global warming.
How AI can have a positive and negative impact on climate: study
4 Jul 2022
A study published last month in the peer-reviewed journal Nature Climate Change sought to understand the potential impact of artificial intelligence on climate change.
Technofixes are the elite's attempt to sidestep blame for the climate crisis
4 Jul 2022
Science has a resistance to ill-founded assertions embedded deep in its bones. Carl Sagan called this “baloney detection.” But in the face of climate change, arguably our largest science-related crisis, these baloney detection capabilities haven’t kept our leaders honest.
The benefits of growing brocolli beneath solar panels
1 Jul 2022
Despite being “yucky” according to some picky eaters, broccoli is well-suited to grow alongside solar panels, according to a new study.
Climate impact of food-miles up to 7 times higher than previously thought: study
30 Jun 2022
Fresh research suggests transport accounts for one-fifth of total food-system emissions, with fresh fruit and vegetables amongst the most carbon-intensive.
Tropical cyclones now ‘13% less frequent’ due to climate change
29 Jun 2022
Tropical cyclones are complex phenomena, which only form under specific atmospheric and oceanic conditions. Research suggests that, as the climate warms, changing conditions are making tropical cyclones less frequent. However, a lack of long-term cyclone data makes this trend difficult to quantify.
Seaweed startup raises $7 million to reduce ruminant methane emissions
29 Jun 2022
US startup Symbrosia* has raised $7 million in new funding as it makes progress on its seaweed feed additive that reduces methane emissions from livestock.
NZ not doing enough to prevent deaths from extreme weather worsened by climate change
28 Jun 2022
Negative health consequences from extreme weather in New Zealand could increase because of climate change and the country needs to do more to prevent and manage these threats, researchers say.
Climate change affecting children even before birth
28 Jun 2022
Climate change affects everyone, but studies have shown infants and children to be most vulnerable.
London could feel as hot as Barcelona by 2050
28 Jun 2022
A major climate change study has found that London's weather could feel more like Barcelona's by 2050. Even though this might sound like a dream at first to Londoners, the change could turn into a nightmare as it would be accompanied by stretches of severe drought as well as heavier downpours in the wet months, potentially challenging many aspects of life in the city.
Sun Cable clears new hurdle for world’s biggest solar and battery project
27 Jun 2022
Sun Cable’s Australia-Asia PowerLink, the massive solar and battery project backed by Australia’s two richest men, Andrew Forrest and Mike Cannon-Brookes, has cleared another important hurdle with a ringing endorsement of its economic merits from Infrastructure Australia
Climate damage caused by space tourism needs urgent mitigation: study
27 Jun 2022
A formidable space tourism industry may have a greater climate effect than the aviation industry and undo repair to the protective ozone layer if left unregulated, according to a new study led by UCL Earth’s Future.
Economists assume the desire for wealth is insatiable. What if they’re wrong?
23 Jun 2022
The majority of people surveyed in 33 countries around the world say their lifestyle dreams could be fulfilled with a finite—and often relatively modest—amount of money. The findings call into question a founding principle of economics, and suggest unexpected opportunities for achieving sustainable societies.
Warming climate upends Arctic mining town
23 Jun 2022
Tor Selnes owes his life to a lamp. He miraculously survived a fatal avalanche that shed light on the vulnerability of Svalbard, a region warming faster than anywhere else, to human-caused climate change.
Mysterious climate behaviour during Earth’s most severe mass extinction event explained
22 Jun 2022
Media Release - The end-Permian mass extinction is the most severe mass extinction event ever recorded, during which ~80% of marine species went extinct.
How climate change is knocking natural events wildly out of sync
22 Jun 2022
Climate change is throwing off the timing of key events in the natural world, from the flowering of plants to the migrations of birds and mammals. Now, ecologists are warning that this could spiral out of control and cause whole ecosystems to break down.
Emissions from agriculture threatens health and climate: US study
22 Jun 2022
A new US study analyses the cost of reactive nitrogen emissions from fertilized agriculture and their risks to populations and climate.
What 18 independent studies all concluded about the use of hydrogen for heating
22 Jun 2022
A total of 18 independent studies produced since 2019 — including by the IPCC, IEA and McKinsey — have ruled out hydrogen playing a major role in the heating of buildings, according to a list compiled by renowned energy expert Jan Rosenow.
Ibrahim Thiaw appointed interim UN Climate Change head
22 Jun 2022
The head of the UN Convention to Combat Desertification will head UN Climate Change from 17 July and until a permanent replacement to Patrica Espinosa is found.
‘Food miles’ have larger climate impact than thought, study suggests
21 Jun 2022
Global “food miles” emissions are higher than previously thought – accounting for nearly one-fifth of total food-system emissions – new research suggests.
Could space bubbles fight climate change?
21 Jun 2022
Architect Carlo Ratti is among a group of MIT researchers exploring the feasibility of fighting climate change with a conglomeration of "space bubbles" that would float above the Earth to reflect the sun's rays.
Methane emissions throughout supply chain underestimated: study
21 Jun 2022
Researchers at the Imperial College London have discovered that biogas and biomethane leak up to twice as much methane as previously thought, despite being more climate-friendly.
Is moss a climate change superhero in disugise?
21 Jun 2022
Ask most gardeners what they think of moss and the chances are you will get a string of expletives in return.
Climate change leading to earlier and earlier heatwaves, scientists say
20 Jun 2022
As France grapples with a particularly intense heatwave this weekend, with temperatures reaching 40 degrees Celsius in many parts of the country, meteorologists say the increasingly early arrival of heatwaves is directly linked to global warming due to human activities.
New England Medical Journal weighs in climate change
17 Jun 2022
The New England Journal of Medicine kicks off a series of articles Thursday with an examination of the effects of air pollution on children’s health.
This enzyme-coated cotton offers a low-tech way to capture CO2
17 Jun 2022
Long met with skepticism, the idea of capturing carbon dioxide from air and from industrial smokestacks is now accepted as necessary to avoid the worst impacts of climate change. Capturing carbon at low cost on a large scale will require innovative solutions.
Mapping carbon reserves to fight climate change
16 Jun 2022
Carbon storage capacity in forests across the globe is only at 88% of its potential, according to a study published in Proceedings of the National Academy of Sciences (PNAS), which sets out to help prioritize locations for increasing reserves.
This CRISPR pioneer wants to capture more carbon with crops
15 Jun 2022
Plants are the original carbon capture factories—and a new research program aims to make them better ones by using gene editing.
How much can e-bikes reduce carbon emissions?
15 Jun 2022
E-bikes could take the place of enough car trips to cut transportation emissions in England by as much as 24.4 million metric tons of carbon dioxide per year, according to a new study. What’s more, the greatest per capita benefits of e-bikes—with the potential to shave more than 750 kilograms of carbon dioxide off a person’s annual carbon footprint—are seen in rural and exburban areas.
Tasmania's native forest logging sector the state's highest carbon emitting industry: report
15 Jun 2022
Based in Tasmania's Derwent Valley, Fiona Weaver's adventure tourism business trades on the reputation of Tasmania's pristine wilderness.
Plugging methane leaks is a powerful climate fix, so why aren't we doing it?
14 Jun 2022
The oil and gas industry is choking the atmosphere with a heat-trapping gas stronger than CO2 — despite cheap, fast and easy fixes.
Offshore methane gas leak spotted from space
13 Jun 2022
Scientists have for the first time used satellite data to detect a major offshore leak of the potent greenhouse gas methane, according to peer-reviewed research.
Carbon and health taxes on food can contribute to net-zero targets and improve quality of diets
10 Jun 2022
Combined carbon and health taxes on food products could significantly contribute to net-zero targets, while improving the quality of diets, a major new study shows.
Using Indigenous knowledge and Western science to address climate change impacts
9 Jun 2022
Traditional Owners in Australia are the creators of millennia worth of traditional ecological knowledge—an understanding of how to live amid changing environmental conditions. Seasonal calendars are one of the forms of this knowledge best known by non-Indigenous Australians. But as the climate changes, these calendars are being disrupted.
“Limited time:” World will lock in 1.5°C warming by 2025 without big emissions cuts
8 Jun 2022
The world faces a greater than 50 per cent chance of locking in global warming of more than 1.5°C unless greenhouse gas emissions can be dramatically reduced before 2025, new research suggests.
Floating solar power could help fight climate change
8 Jun 2022
Solar panels need to be deployed over vast areas worldwide to decarbonize electricity. By 2050, the United States might need up to 61,000 square kilometres of solar panels — an area larger than the Netherlands1. Land-scarce nations such as Japan and South Korea might have to devote 5% of their land to solar farms.
Feedback loops: How the ‘greening’ of the Alps could lead to more warming
8 Jun 2022
It seems like every year a report is released documenting the scale of snow or ice loss in the Arctic. But, what about the climate significance of rising temperatures in snowy regions nowhere near the Poles? A recent study from researchers at University of Lausanne and the University of Basel has explored this exact question as it pertains to the European Alps.
Record methane spike boosts heat trapped by greenhouse gases
2 Jun 2022
Greenhouse gases trapped 49 percent more heat in 2021 than in 1990, as emissions continued to rise rapidly, according to NOAA.
Cities need new types of pavement capable of absorbing a flood. This team has a customized recipe
2 Jun 2022
Climate change is altering rainfall patterns, making storms more intense in many locations. Meanwhile, more people are moving to cities around the world. The combination of those two trends adds up to an increased risk of urban flooding.
Climate change is happening faster than expected, study shows
1 Jun 2022
Climate change is accelerating so quickly that the southern hemisphere is already experiencing intense winter storms originally predicted for 2080, says an Israeli research team.
Yes, you can save lives by planting trees, a new study says
1 Jun 2022
It’s hard not to love trees. They provide us with shade during the scorching heat of summer, help clean the air and water, and improve our physical and mental well-being. Now, a recent study has found that boosting urban greenery — including trees, shrubs, and other plants — could also save tens of thousands of lives in cities across the USA.
Switching to plant-based cheese can reduce carbon emissions by 50% compared to the dairy version
1 Jun 2022
A life cycle evaluation used to determine environmental impacts, including indicators for climate impact and land use, has revealed that ordinary cheese is a major cause of carbon emissions.
11,000 litres of water to make one litre of milk? New questions about the freshwater impact of NZ dairy farming
30 May 2022
By Mike Joy - The Conversation | Water scarcity and water pollution are increasingly critical global issues. Water scarcity is driven not only by shortages of water, but also by rendering water unusable through pollution. New Zealand is no exception to these trends.
Are EV range limitations a technological problem…or a psychological one?
26 May 2022
Giving people individualized information about how an electric car’s range matches up with their driving habits makes people more willing to buy an electric vehicle, according to a new study.
'A sign of things to come': India and Pakistan heatwave made 30 times more likely by climate change, study finds
25 May 2022
The savage heatwave that has scorched India and Pakistan in recent months was made more likely by climate change and is a harbinger of the region's future, scientists have said in a new study.
Redwood could help NZ reach net-zero: Scion
24 May 2022
Redwood could be a carbon capture hero for New Zealand, sequestering double the amount of CO2 captured by pine in some areas, according to new research.
Sharp cut in methane now could help avoid worst of climate crisis
24 May 2022
Cutting methane sharply now is crucial, as focusing on carbon dioxide alone will not be enough to keep rising temperatures within livable limits, scientists have warned.
Kiwi founded company aiming to shake up global carbon markets
23 May 2022
By Liz Kivi | A Kiwi founded tech company, launched last month, is aiming to revolutionise the global carbon market with new technology that can accurately measure emissions in real-time and is much cheaper than current methods.
For wetland plants, sea-level rise stamps out benefits of higher carbon dioxide
20 May 2022
Wetlands across the globe are in danger of drowning from rising seas. But for decades, scientists held out hope that another aspect of climate change—rising carbon dioxide (CO2)—could trigger extra plant growth, enabling coastal wetlands to grow fast enough to outpace sea-level rise. That helpful side effect is disappearing, they discovered in a new study published May 18.
Is California giving its methane digesters too much credit?
20 May 2022
Every year, California dairy farms emit hundreds of thousands of tons of the potent greenhouse gas methane, which gets released when livestock operations pool manure in open-air lagoons.
Hutt City Council slashes gas emissions
Mon 3 Nov 2025
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.
Govt delays will damage carbon market confidence, experts warn
Tue 4 Nov 2025
By Liz Kivi | Emissions Trading Scheme experts have warned the Government that its move to delay decisions on the country’s emissions budgets will further undermine confidence in an already weak carbon market.
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
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.
Carbon price drops, now trading 30% below auction floor
Mon 3 Nov 2025
By Liz Kivi | Secondary carbon market prices took a sharp downward turn last week, with traders blaming a continued lack of interest from buyers.
Brazil opens three weeks of COP30-linked climate events
Tue 4 Nov 2025
Brazil on Monday opens three weeks of events linked to the COP30 climate summit, hoping to showcase a world still determined to tackle global warming
‘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
Mon 3 Nov 2025
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
Mon 3 Nov 2025
Decision to stay away from Cop30 meeting in Brazil underscores administration’s hostility to climate action.
Lake Onslow battery project set for revival?
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
Mon 3 Nov 2025
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.”
Bank of England must better address climate risk to tackle inflation
Tue 4 Nov 2025
The central bank is being urged to take a series of actions to better respond to environmental risks.
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.
Z Energy settles greenwashing case over ‘quitting petrol’ claims
Tue 4 Nov 2025
By Shannon Morris-Williams | Z Energy has settled a landmark greenwashing case over claims it misled the public about moving away from petrol – a result Lawyers for Climate Action NZ says delivers long-overdue accountability.
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
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.”
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
Mon 3 Nov 2025
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.
Here comes the sun: solar surge gathers pace
Tue 4 Nov 2025
More than $700 million of new solar investment advanced last week, underscoring the pace of the renewable buildout.
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.
