Topics tagged with 'Science'
Study finds four global policies could eliminate >90% of plastic waste and 30% of linked carbon emissions by 2050
25 Nov 2024
A study released in Science determines that just four policies can reduce mismanaged plastic waste—plastic that isn't recycled or properly disposed of and ends up as pollution—by 91% and plastic-related greenhouse gases by one-third.
Carbon tax best for lower emissions, economy – study
21 Nov 2024
A carbon tax is the most effective way for New Zealand to cut emissions while supporting a stable economy, according to a University of Auckland study.
New Zealand drops in global ranking on climate action
21 Nov 2024
Media release | Greenpeace is accusing the New Zealand government of ‘quiet quitting’ on climate change as the country drops seven points in the global rankings on climate action.
Scientists develop tool to monitor coastal erosion in fine detail
21 Nov 2024
Media release | An online tool developed by scientists at Waipapa Taumata Rau, University of Auckland allows for detailed monitoring of the nation’s coastal erosion from satellite imagery.
Plastic waste to double by 2050 – study
18 Nov 2024
New modelling published in Science suggests plastic waste will double by 2050 if we stick to business as usual, reaching an estimated 121 million metric tonnes.
We study climate change. We can’t explain what we’re seeing
15 Nov 2024
The Earth has been exceptionally warm of late, with every month from June 2023 until this past September breaking records. It has been considerably hotter even than climate scientists expected.
Govt ring-fences $60 million to investigate new geothermal energy
14 Nov 2024
The government is putting aside $60 million to investigate new geothermal energy generation technology, which has the potential to boost renewable energy output and slash emissions.
What 1.5C overshoot would mean for climate impacts and adaptation
14 Nov 2024
With average global temperatures set to see another record high this year, the chances of holding warming to no more than 1.5C continue to dwindle.
New research reveals that microplastics could be changing Earth’s climate
14 Nov 2024
Scientists discovered that microplastics act as ice nucleating particles in clouds, potentially influencing weather, climate, and even aviation safety. Microplastics in the atmosphere may alter precipitation and cloud formation, affecting climate patterns.
Zero chance NZ pulls out of climate agreement: Upton
13 Nov 2024
If Donald Trump pulls the United States out of the Paris Agreement, it’s not likely other countries such as New Zealand will follow, according to Parliamentary Commissioner for the Environment Simon Upton.
Climate researchers drill deep for Antarctic climate clues
13 Nov 2024
Media release | Kiwi climate researchers are part of an ambitious mission to recover critical geological records to help forecast future sea-level rise.
NZ can do better on climate policy, says auditor general
8 Nov 2024
New Zealand’s legislative framework is a strength of its response to climate change, however it is not doing so well in other areas, according to a new report.
Trump stranglehold adds to growing doubts at climate talks
8 Nov 2024
Nearly 200 nations will soon gather for the annual COP29 summit, where efforts to increase funding for poor countries and slash emissions will run against the reality of a hostile American president.
UN report obscures meat’s true climate impact
4 Nov 2024
A United Nations climate report made headlines last week with a stark warning: the planet is on track to heat by 2.6 to 3.1 degrees Celsius within the century.
California's schools are embracing vegan meals
1 Nov 2024
How have plant-based lunches spread so successfully? Credit environmentally conscious students — and a handful of state funding programmes.
Carbon credits essential part of decarbonisation toolkit: new report
31 Oct 2024
Carbon credits remain at the heart of global efforts to limit dangerous climate change, with prices predicted to rise towards US$125 by 2035, according to new analysis.
Gisborne community team up with experts to combat climate challenges
31 Oct 2024
Media release | University of Auckland researchers are working with a Gisborne iwi to tackle the pressing issues facing their remote community.
NZ adopts 'underwhelming' Commonwealth Ocean Declaration
30 Oct 2024
Commonwealth nations including Aotearoa and Pacific Island states have adopted the Apia Commonwealth Ocean Declaration.
Carbon removal no solution if world overshoots warming target, scientists say
15 Oct 2024
Even greater efforts to strip carbon dioxide from the atmosphere will fail to avert climate change catastrophe as rising global temperatures threaten to cross a key threshold of 1.5 degrees Celsius.
NZ air quality improving, but 'no safe level' for most pollutants
10 Oct 2024
While air quality is improving around Aotearoa, pollutants are still at levels that are above WHO guidelines, with climate change likely to worsen levels of pollen, wildfire smoke, and windblown dust.
Emissions reductions low priority for dairy farmers: new report
9 Oct 2024
New Zealand dairy farmers continue to prioritise financial viability over emissions reductions, despite generally accepting the threat of human-induced climate change, according to a new study.
World on the brink of an irreversible climate disaster, scientists warn
9 Oct 2024
An international team of scientists is warning that the Earth is stepping into a critical and unpredictable new phase of the climate crisis, with environmental conditions that have never been encountered in human history.
Water is ‘canary in the coalmine’ of climate change: WMO
9 Oct 2024
Media release | The year 2023 marked the driest year in over three decades for rivers around the world, according to a new report coordinated by the UN’s World Meteorological Organization.
Hurricane Milton closes in on Florida as thousands flee
9 Oct 2024
Residents have been warned to evacuate ahead of Hurricane Milton, which is expected to make landfall on Wednesday night local time, with $1 trillion worth of commercial properties directly in its path.
New research finds significant warming of Ross Sea region
8 Oct 2024
Media release | PhD candidate Eva Nielsen has created a new dataset of Antarctica’s temperature over the past 20 years analysing its trends and temperature extremes.
Toxic chemical releases during flooding are a silent and growing threat
7 Oct 2024
Hundreds of industrial facilities with toxic pollutants were in Hurricane Helene’s path as the powerful storm flooded communities across the Southeast of the United States.
NASA analysis shows irreversible sea level rise for Pacific islands
7 Oct 2024
In the next 30 years, Pacific Island nations such as Tuvalu, Kiribati, and Fiji will experience at least 15 centimeters of sea level rise, regardless of whether greenhouse gas emissions change in the coming years.
Reversing oil and gas ban is a risky political choice: Upton
4 Oct 2024
Reversing the ban on fossil fuel exploration risks promoting more environmental damage as well as burdening taxpayers with clean-up costs, according to the environment commissioner.
NZ needs to optimise its natural advantage for carbon removal
3 Oct 2024
By Shannon Williams | Carbon capture should be monetised as a commodity, and New Zealand needs to seize on its natural advantages for carbon removal, according to a University of Canterbury researcher.
Climate adaptation report lacks detail, urgent action required
2 Oct 2024
The Environmental Defence Society says the Finance and Expenditure Select Committee's report on climate adaption lacks detail, while Forest & Bird calls for urgent action to help adapt to the challenges posed by climate change.
Intense marine heatwaves disrupt fish populations and fisheries in NZ
2 Oct 2024
Marine heatwaves, where sea surface temperatures are unusually warm, can lead to increased or decreased fisheries catches, depending on their intensity.
Air pollutant trends decrease at most monitoring sites over the last eight years
30 Sep 2024
Media release | Concentrations of air pollutants decreased at many air quality monitoring sites between 2016 and 2023, according to figures released by Stats NZ.
Environment Canterbury commits to climate plan
27 Sep 2024
Environment Canterbury Regional Council has approved its first Climate Action Plan, outlining its current and future response to climate change.
Could vertical farming help future-proof our food needs?
27 Sep 2024
Media release | Technology and improved plant science are the keys to indoor farming contributing to global food needs, according to The University of Queensland’s Professor of Protected Cropping.
Heat, animal illness, and erosion: climate risks to NZ agriculture
26 Sep 2024
Media release | The effects of climate change on agriculture will vary around NZ, according to modelling of four greenhouse gas emission scenarios.
High temperatures and air pollution driving increase in strokes
23 Sep 2024
Climate change is driving an increase in strokes, with air pollution and high temperatures partly to blame for a 70% increase in new strokes worldwide over the past three decades, according to a new study.
How to prevent widespread harm of plastic pollution? New research
20 Sep 2024
Tackling microplastic pollution, which could more than double by 2040, needs a strategy which takes on board economics and human behaviour as well as science, according to a review of 20 years of microplastics research.
Earth’s greatest mass extinction 250 million years ago shows what happens when El Niño gets out of control
20 Sep 2024
Around 252 million years ago, the world suddenly heated up. Over a geologically brief period of tens of thousands of years, an enormous El Niño weather pattern in the world’s major ocean added to climate chaos and led to extinctions spreading across the globe, wiping out 90% of species.
NZ’s decision to restart fossil fuel exploration will be ‘hard to explain to future generations’: leading climate scientist
19 Sep 2024
By Liz Kivi | The government’s plan to restart oil and gas exploration is set to lock in higher levels of global warming, according to a leading Australian climate scientist.
NZ could be 3°C warmer this century
18 Sep 2024
Aotearoa New Zealand could be up to 3°C warmer as soon as 2090, according to new climate predictions from the Ministry for the Environment.
Climate shouldn't be politicised: Carr
17 Sep 2024
By Shannon Williams | Climate Change Commission chair Rod Carr said it "defies belief" that the climate is a political debate.
Research to solve climate challenges scoops millions in funding
17 Sep 2024
A range of sustainability and climate-related projects have been awarded funding from the 2024 Ministry of Business, Innovation and Employment Endeavour Fund.
Climate plan is high-cost and low ambition, says expert
9 Sep 2024
By Shannon Williams | The government’s Second Emissions Reduction Plan is high-cost, high-risk, and low ambition, says Massey University Professor, Robert McLachlan.
2024 New Zealand's third-warmest winter on record – NIWA
5 Sep 2024
This year saw Aotearoa New Zealand's third-warmest winter on record with the nationwide average temperature sitting at 9.6°C for the season, 1.0°C above the 1991-2020 average.
Thwaites Glacier won’t collapse like dominoes as feared, study finds, but that doesn’t mean the ‘Doomsday Glacier’ is stable
28 Aug 2024
Antarctica’s Thwaites Glacier got its nickname the “Doomsday Glacier” for its potential to flood coastlines around the world if it collapsed.
$20 million supercomputer for NIWA
15 Aug 2024
Methane emissions will be subject to more effective monitoring thanks to a new supercomputer.
New map shows coastal erosion hotspots - but scientists warn lack of funding threatens further research
13 Aug 2024
A new map of Aotearoa New Zealand’s coastal erosion hotspots shows which areas are most at risk of coastal changes and sea-level rise.
Could geothermal power stations go carbon-negative?
12 Aug 2024
Retrofitting a geothermal power station could allow carbon capture from other sources like forestry residue, according to a new study.
Mass bleaching of marine sponges largest event recorded worldwide
7 Aug 2024
Media release | A mass bleaching of more than 50 million sponges in Fiordland was the largest event of its kind ever recorded and is estimated to have cut the population by close to half, a new study reports.
'Unprecedented' ocean change may impact fisheries - NIWA
30 Jul 2024
Substantial changes in the ocean to the east of New Zealand could impact important fisheries, according to NIWA scientists.
Farm-level emissions cuts possible, but almost everything stands in the way
Thu 18 Dec 2025
By Shannon Morris-Williams | Progress to slash farming emissions is being blocked by limited farmer confidence in mitigation tools, inconsistent engagement, misinformation and a lack of clear policy signals, according to a new report.
RMA’s successors hinge on two untested bets
Wed 17 Dec 2025
Two ideas sit at the heart of the Government’s replacement for the Resource Management Act: regulatory relief and spatial planning.
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.
‘Cali Fund’ aiming to raise billions for nature receives first donation – of just $1,000
Tue 16 Dec 2025
A major biodiversity fund – which could, in theory, generate billions of dollars annually for conservation – received its first donation of just $1,000 in November.
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.
Govt unveils plans for carbon storage regulations – and ETS rewards
Thu 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.
Trump moves to dismantle major US climate research center
Thu 18 Dec 2025
The Trump administration is moving to dismantle the National Center for Atmospheric Research in Colorado, according to a senior White House official, taking aim at one of the world's leading climate research labs.
Minister not concerned about potential economic impacts of ruling out offshore mitigation
11 Dec 2025
By Liz Kivi | Climate Change Minister Simon Watts isn’t worried that ruling out using offshore mitigation is effectively reneging from the Paris Agreement with potential to damage New Zealand’s economy and access to export markets.
Global coal demand hit record high this year but is set to decline by 2030
Thu 18 Dec 2025
Global coal demand reached a record high in 2025 but is expected to decline by 2030 as renewables, nuclear power and abundant natural gas squeeze its dominance in power generation.
Investors must support positive climate-tech
28 Nov 2025
OPINION: We need better leadership than the current ‘climate opportunism’ that is rife in the Beehive, and we need to back a marketplace that will make it happen, writes Rob Campbell.
$235 billion worth of NZ buildings exposed to flooding
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.
India at COP30: A mismatch between grandstanding and climate action
11 Dec 2025
Despite India’s attempt to anoint itself as the leader of the developing world, at the COP30 summit, New Delhi’s track record remains contradictory.
Govt warned that scrapping ag emission pricing comes with risks
11 Dec 2025
By Liz Kivi | The Government’s move to halt plans for agricultural emissions pricing without replacing it with any other action will leave New Zealand facing a bigger gap to meet its third emissions budget, Environment ministry officials have warned.
NZ hydrogen regulation to catch up with the world
Thu 18 Dec 2025
By Pattrick Smellie | The government has announced a regulatory reset for New Zealand’s emerging clean tech hydrogen sector.
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.
COP30 microcosm of difficult geopolitics, says Vanuatu's Climate Minister
Mon 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.
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.
Are rainforests now a cause of, rather than the answer to, climate change?
Mon 15 Dec 2025
A new study finds that Africa’s forests, responsible for one-fifth of global carbon removal, are beginning to generate carbon as the result of human activity.
Canada unveils new rules to lower oil and gas methane emissions
Thu 18 Dec 2025
Canada announced long-promised rules on Tuesday aimed at dramatically reducing methane emissions from the country's oil and gas sector.
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.”
Westpac NZ announces partnership to form Blue Economy hub in Nelson
Wed 17 Dec 2025
Media release | Westpac NZ has announced a new three-year partnership with the Nelson Regional Development Agency and Kernohan Engineering to help accelerate the development of a sustainable marine economy – also known as the blue economy.
NZ ‘clearly’ breaching international law on climate – Vanuatu Climate Change Minister
12 Dec 2025
By Liz Kivi | Vanuatu’s Climate Change Minister, Ralph Regenvanu, says New Zealand restarting fossil fuel exploration and subsidies is an obvious breach of international law, exposing the country to international and domestic litigation.
Govt slammed for weakening methane target
Mon 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.
Tribunal warns govt geothermal strategy risks Treaty breach
2 Dec 2025
By Shannon Morris-Williams | The government's geothermal development strategy risks breaching the Treaty of Waitangi, according to a report from the Waitangi Tribunal released last week.
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.
Insurers welcome govt decision to keep NHC levy unchanged
21 Nov 2025
Media release |The Insurance Council of New Zealand | Te Kāhui Inihua o Aotearoa (ICNZ) has welcomed the Government’s decision to leave the Natural Hazards Commission levy unchanged, amid ongoing concerns around the cost-of-living.
Why I’m not outraged at the Govt’s latest climate backsliding
7 Nov 2025
COMMENT: The Government’s latest climate rollbacks underline New Zealand’s long history of a lack of genuine desire to cut emissions, writes Geoff Bertram.
Three Greenpeace activists removed by police from Fonterra
Wed 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.
Oil and gas majors would create $78bn more value by stopping exploration
11 Dec 2025
Media release | Ten of the world’s largest oil and gas companies would create significantly more shareholder value by ending exploration and sharply curtailing upstream development, according to new analysis released today by ACCR.
Media round-up
12 Dec 2025
In our round-up of climate coverage in local media: Another offshore wind firm exits New Zealand over a clash with seabed mining; Fonterra falls behind on its climate goals as farm emissions remain flat; and the businesses trapped by the gas 'death spiral'.
NZ could become ‘dumping ground’ for dirty vehicles: Commissioner
Tue 16 Dec 2025
By Liz Kivi | Simon Upton, Parliamentary Commissioner for the Environment, has warned the Government that its changes to the clean car standard could turn the country into a dumping ground for high emitting cars, making future emissions budgets harder to achieve.
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.
The deep ocean is fixing carbon in ways no one expected
Tue 16 Dec 2025
A new study reveals that unexpected microbes are quietly fixing carbon in the dark depths of the ocean.
‘A shift no country can ignore’: where global emissions stand, 10 years after the Paris climate agreement
Tue 16 Dec 2025
The watershed summit in 2015 was far from perfect, but its impact so far has been significant and measurable.
Govt consulting on Pacific Resilience Facility
12 Dec 2025
The Foreign Affairs, Defence and Trade Committee is calling for submissions on its international treaty examination of the Agreement to Establish the Pacific Resilience Facility.
Govt green lights rural recycling scheme
4 Dec 2025
The Government has approved new regulations to bring rural waste schemes under one unified framework.
Climate change policy moving to new mega-ministry
Wed 17 Dec 2025
By Pattrick Smellie | The Government’s primary adviser on climate change policy, the Ministry for the Environment, is to be folded into a new mega-agency that will also cover urban, transport, local government and housing.
KiwiRail pauses coal trains amid rising climate protests
9 Dec 2025
By Shannon Morris-Williams | Climate activists are ramping up actions this week, with a Christchurch protest leading to KiwiRail pausing some coal train operations on Saturday, and another protest against the Fast-Track Amendment Bill planned for parliament today.
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.
Could tidal energy one day power NZ?
Thu 18 Dec 2025
By Shannon Morris-Williams | New research suggests Aotearoa holds some of the world’s strongest tidal-stream energy potential – enough to generate up to 93% of today’s electricity use – but one expert cautions that extracting energy at such a scale could have significant impacts and remains highly uncertain.
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.
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.
EU waters down plans to end new petrol and diesel car sales by 2035
Wed 17 Dec 2025
The European Commission has watered down its plans to ban the sale of new petrol and diesel vehicles by 2035.
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.
NZ just had its hottest spring in at least 116 years
10 Dec 2025
By Shannon Morris-Williams | This year New Zealand had its hottest spring since records began, with widespread heat, rainfall extremes and destructive wind driven by sudden stratospheric warming.
Australian market operator slashes wind farm predictions amid falling costs for solar and batteries
11 Dec 2025
The body that runs Australia's biggest power market has scaled back its plans for high-voltage power lines and wind farms to meet the country's green energy targets.
