Topics tagged with 'Science'
Climate change will lead to changes in crop diseases
24 Aug 2021
A new study that looked at climate change models has predicted that with rising temperatures, the burden of crop diseases will increase in some parts of the world and fall in others.
Reforestration fails to make up for Amazon's destruction
23 Aug 2021
Driven largely by the expansion of farm land to meet increasing global demand for products such as soya bean, over 810,000 km² of forest in the Amazon has been cleared – an area nearly as big as Norway and Sweden combined.
The soaring carbon footprint of wildfires
20 Aug 2021
Devastating wildfires that have ravaged parts of the northern hemisphere this summer have released soaring amounts of carbon, EU data shows.
CFC ban bought us time to fight climate change: scientists
19 Aug 2021
A worldwide ban on ozone-depleting chemicals in 1987 has averted a climate catastrophe today, scientists say.
Waste material from bauxite mining helps create climate-friendly cement
19 Aug 2021
A climate-friendly cement has been developed that produces up to two-thirds fewer carbon emissions during its production than conventional cement.
Climate change will reduce the cooling effect of volcanoes
17 Aug 2021
Climate change will transform the cooling effects of volcanic eruptions, according to researchers at the University of Cambridge and the UK Met Office.
NZ could be at forefront of blue carbon market: report
16 Aug 2021
Government support is needed if New Zealand is to position itself at the forefront of an emerging market in seaweed-based environmental services including ‘blue carbon’, a report released today says.
July Earth's hottest month on record
16 Aug 2021
Earth sizzled in July and became the hottest month in 142 years of record keeping, United States weather officials have announced.
“Blue” hydrogen is worse for the climate than coal
16 Aug 2021
Gas companies and utilities are in a pickle. Their entire business model relies on the extraction, transport, and combustion of methane, one of the most potent greenhouse gases known to humankind. With many countries aiming to reach net-zero emissions by 2050, these companies face an uncertain future.
Sicily may have recorded highest ever European temp - 48.8C
13 Aug 2021
UN weather experts said on Thursday that they’re “actively looking” into a possible record temperature for Continental Europe of 48.8 Celsius near the town of Syracuse in Sicily, amid devastating wildfires in Mediterranean countries and Russia.
Three things we must do now to stabilise the planet
13 Aug 2021
David King and Jane Lichtenstein of the Cambridge Centre for Climate Repair outline the three urgent actions that need to be taken to stabilise the planet in this piece from The Conversation.
The IPCC understated need for methane emission cuts: experts
13 Aug 2021
The IPCC missed a key opportunity to underscore the urgent need for rapid reductions in emissions of methane and other short-lived climate pollutants in the roll out of a seminal report on the science of climate change on Monday, climate experts say.
Carbon budget will exhaust in 10 years at current emission levels: IPCC report
12 Aug 2021
The first installment of the Sixth Assessment Report (AR6) by the Intergovernmental Panel on Climate Change has provided an updated estimate of the carbon budget — the maximum amount of carbon dioxide (CO2) that can be emitted while still having a chance to limit warming to 1.5°C or 2°C.
The IPCC environmental warning India cannot ignore
11 Aug 2021
If the Intergovernmental Panel on Climate Change (IPCC) report was just about rushing countries to cut their carbon emissions to avoid a climate catastrophe, India could perhaps afford to look the other way.
Mother of all climate science reports
10 Aug 2021
It’s here, it’s intensifying, and if the world doesn’t act now, we’re fucked. That in a nutshell is the message of the most comprehensive scientific report on climate change in years.
Pacific Island nations could be lost within the century
10 Aug 2021
Global heating above 1.5C will be “catastrophic” for Pacific island nations and could lead to the loss of entire countries due to sea level rise within the century, experts have warned.
Worst polluting countries must make drastic carbon cuts: Cop26 chief
10 Aug 2021
The world’s biggest emitters of greenhouse gases must produce clear plans to cut their carbon output drastically, the president of vital UN climate talks has urged, after scientists warned there was only a small chance of escaping the worst ravages of climate breakdown.
IPCC interactive atlas provides a glimpse into possible futures
10 Aug 2021
An IPCC interactive atlas lets you see what kind of climate impacts—like floods, drought, or heat—will happen in your region, depending on how fast we cut greenhouse gas emissions.
'Final warning': US lawmakers
10 Aug 2021
Lawmakers and top climate officials in President Joe Biden's administration sounded the alarm on Monday in response to a new report from the United Nations' Intergovernmental Panel on Climate Change, urging nations to swiftly limit global warming to 1.5 degrees Celsius.
An insider's view on why tonight's IPCC report is a big deal
9 Aug 2021
An extremely important report on the physical science of climate change will be released to the world tonight (8pm NZ time). CSIRO chief research scientist David Karoly explains why it's such a big deal.
Global warming could lead to some countries freezing
9 Aug 2021
A large system of ocean currents in the Atlantic – which includes the Gulf Stream – has been disrupted due to human-caused climate change, scientists reported in a new study published last week. If that system collapses, it would lead to dramatic changes in worldwide weather patterns.
How can artificial intelligence help fight climate change?
9 Aug 2021
Algorithmic machine learning systems are being lauded as an 'integral' part of the new clean energy economy, but critics see them as an energy-intensive distraction.
Emperor penguins faced with extinction
4 Aug 2021
IF current global warming trends continue, Antarctica’s sea ice will decline at a rate that will reduce emperor penguin numbers to the point that almost all colonies will become quasi-extinct by 2100, writes scientist Stephanie Jenouvrier in the Conversation.
UN climate panel models show 'implausibly fast' warming
4 Aug 2021
Next week, the United Nations Intergovernmental Panel on Climate Change (IPCC) will unveil its latest scientific assessment, widely considered the most authoritative review of climate research.
Best way to tax carbon at the border
3 Aug 2021
As more world leaders consider levying border taxes on climate-damaging goods, a new study looks at ways it can be done in countries—including the United States—that haven’t established a domestic market for carbon emissions.
‘No eureka moment’: the evolution of climate science
3 Aug 2021
What if Earth's atmosphere was infused with extra carbon dioxide, mused amateur scientist Eunice Foote in an 1856 research paper that concluded the gas was very good at absorbing heat.
Surge in Arctic temperatures melting Greenland's ice
2 Aug 2021
Greenland is experiencing its most significant melting event of the year as temperatures in the Arctic surge. The amount of ice that melted on Tuesday alone would be enough to cover the entire state of Florida in two inches of water.
Reducing emissions could save tens of millions of lives
30 Jul 2021
Cutting greenhouse gas emissions quickly would save tens of millions of lives worldwide, a new study finds
Earth’s vital signs worsen
29 Jul 2021
Twenty months after more than 11,000 scientists declared a global climate emergency, establishing a set of benchmarks for the planet’s health, an international coalition says its update on those vital signs “largely reflect the consequences of an unrelenting ‘business as usual’ approach to climate change policy”.
Scientists back matauranga Maori's role in climate research
28 Jul 2021
Matauranga Maori (traditional Maori knowledge) has a vital part to play in finding solutions to a myriad of urgent problems - including climate change - according to the New Zealand Association of Scientists.
Mussel shells could filter NZ waterways
27 Jul 2021
Waste mussel shells could become a low-tech, natural tool to filter pollutants from New Zealand waterways if field testing by University of Canterbury engineers proves successful.
Climate scientists meet as fires, floods and heatwaves batter Earth
27 Jul 2021
More than 200 of the world's leading climate scientists will begin meeting this week to finalise a landmark report summarising how Earth's climate has already changed, and what humans can expect for the rest of the century.
New study confirms 'The Limits of Growth' are real
27 Jul 2021
A new study by a director at one of the largest accounting firms in the world has found that a famous, decades-old warning from MIT about the risk of industrial civilisation collapsing appears to be accurate based on new empirical data.
Climate change action will create millions of jobs
26 Jul 2021
Hitting global climate target could create eight million energy jobs mainly in the renewable energy sector, a new study says.
World Heritage Committee 'postpones the inevitable' with Great Barrier Reef decision
26 Jul 2021
The Conversation: After much anticipation, the World Heritage Committee on Friday decided against listing the Great Barrier Reef as “in danger”.
The huge sequestration potential of regenerative farming
23 Jul 2021
By some estimates, if the 1.2 billion acres of American agricultural land (more than half of the U.S. land base) transitioned towards regenerative farming practices, it could sequester up to 20 percent of the carbon required to reach the Biden administration's goal of fully offsetting America's carbon emissions by 2050.
Fully renewable energy feasible for Samoa: Otago study
23 Jul 2021
Media Release - The future of Samoa’s electricity system could go green, a University of Otago study has shown.
Men are the carbon hogs
22 Jul 2021
When it comes to climate change, male consumers may get a bit more of the blame than their female counterparts. Men spend their money on greenhouse gas-emitting goods and services, such as meat and fuel, at a much higher rate than women, a new Swedish study found.
Rooting pigs responsible for as much carbon as 1.1 million cars
21 Jul 2021
The rooting of feral pigs globally releases around 4.9 tonnes of carbon dioxide – the equivalent of 1.1 cars – a new study has found.
Climate-driven changes in clouds are likely to amplify global warming
21 Jul 2021
New research, using machine learning, helps project how the buildup of greenhouse gases will change clouds in ways that further heat the planet.
All pua to California's abalone rescuers
21 Jul 2021
In Big Sur, scientists are rescuing the abalone from landslides caused by the Dolan Fire, and moving them to safety in new neighborhoods where “resident abalone” already thrive
Progress being made on lowering cost of green hydrogen
21 Jul 2021
For decades, researchers around the world have searched for ways to use solar power to generate the key reaction for producing hydrogen as a clean energy source -- splitting water molecules to form hydrogen and oxygen. However, such efforts have mostly failed because doing it well was too costly, and trying to do it at a low cost led to poor performance.
Increase in number of slow moving storms linked to climate change
19 Jul 2021
Climate change is driving a large increase in intense, slow-moving storms, a new study by Newcastle University and the Met Office has found.
Amazon rainforest releasing more carbon than it stores
15 Jul 2021
Over the last several years researchers have said that the Amazon is on the verge of transforming from a crucial storehouse for heat-trapping gasses to a source of them, a dangerous shift that could destabilize the atmosphere of the planet.
Significant number of Kiwis overestimate sea-level rise
14 Jul 2021
The Conversation - Following a recent storm surge in Wellington, some media coverage expressed surprise that 30cm of sea-level rise – an unavoidable amount projected to happen by the middle of this century – would turn a one-in-100-year coastal flood into an annual event.
Weather events shown to be climate change related in record time
14 Jul 2021
Scientists linked June's North American heat wave to climate change in nine days. Their work could revolutionize how we talk about climate, according to Time Magazine.
Technology boosts efforts to curb tree loss in Amazon
14 Jul 2021
Technology can help indigenous communities to significantly curb deforestation, according to a new study.
Data reveals alarming increase in greenhouse gases
5 Jul 2021
More greenhouse gases were produced in 2018 than any previous year, despite more than 20 countries reducing their carbon emissions since 2000, research from UNSW Sydney and their collaborators has shown.
Heatwave deaths could skyrocket in future
5 Jul 2021
Some scientists see a day when heat-related deaths may match those of all infectious diseases.
IPCC leaked report offers grim picture
24 Jun 2021
A leaked IPCC report suggests global heating is increasingly likely to trigger tipping points in Earth’s natural systems.
Lobby group launches ‘blueprint’ for ocean management reform
Thu 18 Sep 2025
The Environmental Defence Society yesterday released its plan to tackle widespread ecological decline in our oceans.
Carbon price steady after failed quarterly auction
Tue 16 Sep 2025
By Liz Kivi | The carbon price has continued to trade in its familiar moribund range in the high $50s following last week’s failed quarterly auction, with ample supply still trading on the secondary market at about $10 below this year’s $68 auction floor.
NZ needs to be part of a regional SAF strategy: Z, Air NZ
9 Sep 2025
By Pattrick Smellie | New Zealand needs to be part of a regional strategic approach to sourcing sustainable aviation fuel (SAF), with domestic production less the aim than ensuring access to the fuel from one of a number of strategically positioned bio-refineries around the world.
'Non-negotiable' – EU carbon pricing to hit Kiwi exporters, expert warns
11 Sep 2025
By Shannon Morris-Williams | High carbon exports will inevitably face a high carbon tax at the EU border, possibly in the next five years, and high methane agricultural products might not be exempt, an international expert told a local audience yesterday.
UK foreign aid for nature hits £800m record due to cash for carbon credits
Tue 16 Sep 2025
The UK’s climate-aid spending on “nature protection and restoration” reached record levels of nearly £800m last year, according to government figures obtained by Carbon Brief.
Air NZ declares surprisingly low SAF prices
3 Sep 2025
By Pattrick Smellie | Air New Zealand is able to source sustainable aviation fuel at between 1.5 and 2.5 times the price of conventional fossil fuels used for flying, all sourced from the US.
No bidders front to carbon auction - again
10 Sep 2025
By Liz Kivi | Today’s quarterly carbon auction was a non-event yet again, making it the third consecutive auction this year with no bidders, with the secondary market price still limping along at nearly 20% below the auction floor.
IEA reiterates ‘no new oil and gas needed’ if global warming is limited to 1.5C
Thu 18 Sep 2025
The world would not need to invest in new oil and gas projects if demand for the fuels fell in line with the 1.5C limit on global warming, says the International Energy Agency.
'Atrocious' and 'bizarre': experts slam Act Party's climate policy
3 Sep 2025
By Liz Kivi | The Act Party is promising to challenge New Zealand’s Paris Agreement climate target, while the coalition Government’s other minor partner, NZ First, also says it wants to reevaluate the country’s commitment to the international treaty.
Industry struggles with double-digit power price hikes
Mon 15 Sep 2025
As power prices surge by double-digit amounts for the second year in a row, industrial users can’t keep absorbing cost increases, the Major Electricity Users’ Group says.
The merchants of doubt are back
3 Sep 2025
OPINION: If you don’t follow climate policy closely, you might not know that the Trump administration is launching an effort to overturn one of the most fundamental pillars of American climate policy.
Milestone for NZ Steel electrification
10 Sep 2025
By Pattrick Smellie | NZ Steel has passed an installation milestone for its new electric arc furnace, which will reduce emissions from the Glenbrook steel mill site by as much as one megatonne (1Mt) a year.
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.”
Watts not considering removing electricity from ETS
Tue 16 Sep 2025
Energy and Climate Change Minister, Simon Watts, says he is “not currently considering” removing electricity generation from the Emissions Trading Scheme, as proposed by NZ First Minister Shane Jones.
Gentailers told to behave as ministers weigh Frontier review
Wed 17 Sep 2025
The chief executives of Contact, Meridian, Mercury and Genesis met Energy and Climate Change Minister Simon Watts on Thursday for their regular monthly session.
Declining sea-ice is altering Antarctic food webs
11 Sep 2025
A new study shows a significant change in Antarctic phytoplankton over time that could cascade through the marine food web and affect the ocean’s capacity as a carbon sink.
Science cuts will hold back climate research
Wed 17 Sep 2025
By Liz Kivi | A crisis in government-backed science funding is worsening, with dire implications for climate research in New Zealand, according to experts from the scientific community.
Marginal drop in last year's regional emissions
27 Aug 2025
Regional greenhouse gas emissions were down slightly last year, with a fall in gas supply leading to a big drop in Taranaki, but more coal burnt leading to higher emissions in Waikato, according to new figures from Stats NZ
Indigenous forest 'islands' could help transition exotic plantations to native bush
11 Sep 2025
Native forest 'islands' within exotic plantations might be the key to transitioning plantations from exotic to Indigenous, according to new research.
Decline in global oil and gas field output accelerating, IEA says
Wed 17 Sep 2025
The decline in output from mature global oil and gas fields is accelerating amid greater reliance on shale and deep offshore resources.
A modest geothermal strategy
31 Jul 2025
By Pattrick Smellie | The Government has unveiled a far more modest geothermal energy strategy than its primary backer, Resources Minister Shane Jones, had sought.
Why mega-polluters have little to fear from the European Central Bank and its new climate policy
12 Sep 2025
The European Central Bank plans to raise borrowing costs for climate offenders – but a new FTM analysis shows that big polluters such as Shell will barely feel it.
Media round-up
5 Sep 2025
In our round-up of climate coverage in local media: The great methane debate; law change scuppers legal challenge to irrigation scheme consent; and what are the energy and climate implications of the $7.5 billion Amazon Web Services data centre deal?
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.
Media round-up
29 Aug 2025
In our round-up of climate coverage in local media: Changes to road user charges will increase New Zealand's emissions; Climate Change Minister Simon Watts promises better access to hazard data for homeowners; and Kiwis borrow over $1 billion in ‘green loans’ for heat pumps and electric cars.
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.
Young activists won a landmark state climate trial. Now they’re challenging Trump’s orders
Thu 18 Sep 2025
Young climate activists and their attorneys who won a landmark global warming trial against the state of Montana are trying to convince a federal judge to block President Donald Trump’s executive orders promoting fossil fuels.
Forest carbon stores massive blind spot - study
4 Sep 2025
By Shannon Morris-Williams | Aotearoa New Zealand’s planted forests hold significant deep soil organic carbon — with over half of it stored below 30 cm, and much of it over 1,000 years old.
Govt tweaks offshore energy bill with 'declared areas' model
Wed 17 Sep 2025
By Shannon Morris-Williams | The Government is making changes to the Offshore Renewable Energy Bill to address offshore wind developers' concerns about competing for space with other industries.
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 steady ocean pattern just failed for the first time ever observed
Wed 17 Sep 2025
The failure of the Gulf of Panama’s seasonal upwelling system has left scientists wondering what happens next.
Watts full-throated in National’s support for Paris
10 Sep 2025
By Pattrick Smellie | Climate Change Minister Simon Watts came to this week’s Climate Change and Business Conference with nothing to announce.
Govt resilience plan 'dangerous fantasy' - thinktank
29 Aug 2025
By Shannon Morris-Williams | An independent thinktank, whose members include former Prime Minister Sir Geoffrey Palmer and multiple academics, is warning that the government’s long-term resilience strategy ignores physical and energy realities and exposes Kiwi households and businesses to systemic failure.
‘Plastic Cup’ competitions are cleaning up rivers in Hungary
1 Sep 2025
Afloat on DIY boats, teams of volunteers have removed over 450 tons of plastic waste from the Danube and its tributaries.
Can certificates solve NZ's heavy vehicle emissions problem?
Thu 18 Sep 2025
By Shannon Morris-Williams | The Sustainable Business Council has launched a new framework for a national system to cut freight emissions.
Climate change collaboration and competition law
Thu 18 Sep 2025
By Pattrick Smellie | The revamped competition law regime needs to be able to take into account the benefits of companies that collaborate for action on climate change, says the panel that reviewed both the Commerce Commission and the Commerce Act.
Underestimating support for climate action limits political decision making, study says
8 Sep 2025
Research reveals huge disparity between perceived and actual willingness of public to contribute to fixing climate.
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.
One city’s race to ‘solarise everything we possibly can’
Thu 18 Sep 2025
Bordeaux is quickly transforming itself into France’s top solar-powered city, banking on innovations like transparent panels that preserve its historic architecture.
Climate groups want UK wealth tax to make super-rich fund sustainable economy
17 Jul 2025
Growing number of campaigners urge government to ensure green investment is not done ‘on backs of the poor’.
Ara Ake backs 13 projects to unlock NZ’s energy flexibility
11 Sep 2025
Media release | Ara Ake has approved over $600,000 in funding from the National Flex Discovery Fund for 13 flexibility service providers (FSPs).
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.
Most EU carmakers on track to meet emission targets: study
10 Sep 2025
Almost all European carmakers are on track to meet EU emission targets after winning a reprieve this year as electric vehicles (EV) sales pick up, a study showed.
Hotter, longer, more frequent: NZ’s escalating heat risk
26 Aug 2025
By Shannon Morris-Williams | Heat extremes in New Zealand will intensify faster than previously thought, according to a new study.
Echo Tech secures growth investment to tackle NZ's e-waste crisis
Mon 15 Sep 2025
Media release | Echo Tech Limited, New Zealand’s leading provider of e-waste recycling and IT asset recovery services, is proud to announce a strategic investment from growth equity firm Altered Capital.
La Niña set to prolong NZ hydro shortfall
9 Sep 2025
By Shannon Morris-Williams | With La Niña favouring a drier-than-normal spring across much of the South Island, hydro lakes are unlikely to recover without substantial rain and late snowmelt – keeping national storage levels below average.
Record UK wildfires have burned an area twice the size of Glasgow in 2025
12 Aug 2025
Wildfires have scorched more than 40,000 hectares of land so far this year across the UK – an area more than twice the size of the Scottish city of Glasgow.
Which countries are scaling solar and wind the fastest?
12 Sep 2025
The leaderboard is quite different depending on what metric you look at.
