Topics tagged with 'Science'
Methane emissions higher than feared, say scientists
10 Feb 2017
Global methane emissions from oil production between 1980 and 2012 were far higher than previously thought – in some cases, as much as double the amount previously estimated, according to a new scientific study.
Seawater puts a dent in delta rice production
8 Feb 2017
Urgent action is being called for to prevent salt intrusion causing severe damage to rice production and loss of drinking water in Bangladesh and Vietnam.
CIRCULAR ECONOMY: Can waste solve the waste problem?
3 Feb 2017
OPINION | Aurecon's manufacturing market director Tim Plenderleith takes a glimpse at the future of manufacturing in a resource-constrained world.
When the heat is on, we need city-wide plans to keep cool
1 Feb 2017
On top of another record hot year globally, and as heatwaves become more frequent and intense, our cities are making us even hotter.
Can we learn to leave our wild forests alone?
27 Jan 2017
Here is how to turn a forest into a carbon-consuming machine that will help to contain global warming. Leave it alone. Let it grow. Do not log it.
How tiny microbes are revolutionising big agriculture
27 Jan 2017
Walk into your typical US or UK grocery store and feast your eyes on an amazing bounty of fresh and processed foods. In most industrialised countries, it’s hard to imagine that food production is one of the greatest challenges we will face in the coming decades.
PACIFIC PROBLEM: Carbon cuts will not settle seas
24 Jan 2017
Even supposing the world does make dramatic reductions in carbon dioxide emissions, the fate of the small island states remains uncertain.
Global warming already causing local extinctions
21 Dec 2016
Climate change is already beginning to alter the natural world. A study of 976 plant and animal species worldwide – freshwater, terrestrial and marine – reveals that local extinctions have happened in 47 per cent of their natural ranges.
The stuff we've put on Earth weighs 30 trillion tonnes
15 Dec 2016
Scientists have calculated the mass of that unnatural achievement called the “technosphere”, demonstrating the scale of human activity that drives climate change.
Citizen power big help in the battle to protect water
14 Dec 2016
Citizen-science monitoring of water is a win-win for scientists and volunteers – one gains access to new data, and the other the skills and confidence to become involved in discussions over what is happening to their streams, new research shows.
Methane’s rapid spurt puts pressure on climate fight
13 Dec 2016
One year ago today, with huge relief, scarcely able to believe their achievement, world leaders finally agreed to reduce emissions of carbon dioxide.
Anxious oil countries look at low-carbon future
13 Dec 2016
Squeezed budgets and rising energy demand will significantly heighten the demand and use of renewable and energy efficiency technologies across the Middle East, says a new white paper.
Unhealthy forests affect distant ecosystems
12 Dec 2016
Ecologists have demonstrated, once again, the global importance of healthy forests.
Tinkering with plants helps to boost crop yields
12 Dec 2016
Plant scientists in the US have devised a new way to enhance the efficiency of crops: tune up the biochemical machinery of plants such as wheat, rice, maize, or even cabbages, to make the best of the available light and so increase yields.
Climate deniers face scientific pushback
12 Dec 2016
People who argue that climate change is not happening or that the scientific case for it is overstated – climate deniers – should probably start preparing for a more robust response from scientists themselves.
Healthy soils could start at the dairy shed
8 Dec 2016
Bio-waste from places like dairy sheds can be used to transform degraded soils into top-producing land, research is showing.
GRITTY GIFT: Windborne dust is Africa's export to the world
6 Dec 2016
Climate scientists have identified Africa’s single biggest export – the windborne dust that fertilises the Amazon forests, nourishes life in the Atlantic ocean and softens the noonday blaze of the sun.
How NZ could become biofutures powerhouse
5 Dec 2016
New Zealand could easily become a Queensland-style biofutures superpower, local industry leaders say.
FUSION FUTURE: A time of transition and potential
5 Dec 2016
For centuries, humans have dreamed of harnessing the power of the sun to energise our lives here on Earth.
Cement develops an appetite for C02
5 Dec 2016
Three new studies illuminate the sheer complexity of the aspect of climate science known as the carbon cycle − how carbon dioxide gets into the atmosphere and out again.
Richer forest biodiversity could rake in billions
25 Nov 2016
Biodiversity is not just a conservationist ideal, it is a high-value strategy, according to new research. It makes forests more productive, and could deliver up to $500bn a year in wealth across the planet.
Forget Trump, global climate action is on the move
24 Nov 2016
International momentum for action on climate change is building, despite the United States electing Donald Trump president, says New Zealand’s climate change ambassador.
Bennett's new climate think-tank has work deadline
23 Nov 2016
A first report on how New Zealand can adapt to climate change – including environmentally sustainable economic growth - should be with the Government by May.
Air NZ flies high at sustainable business awards
18 Nov 2016
Air New Zealand is the supreme winner in this year’s Sustainable Business Network Awards, announced in Auckland last night.
World needs major emissions cuts by 2020, says report
17 Nov 2016
All key sectors– including commercial agriculture – must have major emissions cuts under way by 2020 if the world is to keep global warming within the Paris Agreement’s 1.5deg limit, a new report says.
Warming wreaks havoc with ecosystems
15 Nov 2016
Climate change has already begun to alter the world’s ecosystems – at sea, in rivers and lakes, and in the forests and meadows on land, according to an international team of scientists.
We might be better than we think at absorbing carbon
9 Nov 2016
New research reveals that the ability of New Zealand’s land biosphere to absorb carbon could be 50 per cent more than currently estimated.
Arctic Ocean could be ice-free before mid-century
8 Nov 2016
Two scientists have worked out what it would take to melt all the ice in the Arctic Ocean.
Why geo-engineering is unlikely to save the world
4 Nov 2016
The global watchdog responsible for protecting the world’s wealth of species, the UN’s Convention on Biological Diversity, has looked at the hopes for reining in climate change through geo-engineering.
LETTER: Stern Report 10 years later
2 Nov 2016
INTELLIGENCE for the carbon market, eh? - as you claim in today’s (Carbon News Oct 31) bit headed “Stern Words”.
Iceland turning up the heat on thermal energy production
1 Nov 2016
Iceland is about to tap into water as hot as lava. Several kilometres below ground, a drilling rig named Thor will soon penetrate the area around a magma chamber, where molten rock from the inner Earth heats up water that has seeped through the seafloor.
Students make critical nitrogen-pasture link
27 Oct 2016
TIMING COULD BE everything when it comes to getting the best results out of fertilisers in the dairy industry.
US faces megadroughts and superstorms
27 Oct 2016
Climate change makes it at least three times more likely that tropical superstorms such as Hurricane Sandy will hit north-eastern cities in the US in coming decades.
NO WORRIES: Science will fix emissions, says PM
20 Oct 2016
PRIME MINISTER John Key says New Zealand can cut greenhouse gas emissions while increasing agricultural production, despite advice to the contrary.
Secret ingredient lures bees into making more food
20 Oct 2016
A plant virus has developed the trick of attracting bees to the plants it has attacked to make sure they produce plenty of seed.
WATCHDOG WISHLIST: How we can ease farm emissions
19 Oct 2016
Vast increases in native and exotic forests, bringing nitrogen fertiliser and some large farms into the Emissions Trading Scheme, and fast-tracking development of a methane vaccine.
Trees do their job much better than we thought
19 Oct 2016
The pre-industrial atmosphere contained more particles, and so brighter clouds, than we previously thought.
Scientists' revolutionary plan can save the rainforest
18 Oct 2016
Brazilian scientists, alarmed at the ongoing destruction of the Amazon rainforest, have proposed a radical plan to save it.
BLOOM GLOOM: Climate causing plankton problem
18 Oct 2016
Large white plankton blooms growing east of New Zealand are further evident that the ocean is being affected by climate change, scientists say.
Monoculture the enemy of our rainforests
17 Oct 2016
SMALL-SCALE monocultural farming threatens rainforests, new research has found.
Stargazing can give us keys to the world of climate change
13 Oct 2016
Looking deep into outer space begs an obvious question. Are we alone? It is a question that has preoccupied mankind ever since we became capable of rational thought.
Climate impacts double number of forest fires
13 Oct 2016
Climate change has already doubled the number of forest fires in the western US since the 1980s − and it is a trend that will continue to increase, according to new research.
Fossil fuel industry must halt expansion
12 Oct 2016
Governments need to call an immediate halt to new coal, oil and gas projects if the world is to meet its climate change targets, a new report concludes.
Agroforestry can help the planet (and profits)
11 Oct 2016
Feeding the world’s growing population in a rapidly warming world will not be possible with modern intensive agriculture that relies on cutting down more forests to plant crops, according to new research.
10 things you should know about climate change
10 Oct 2016
No 10. New Zealand must adapt because some impacts of climate change – especially sea-level rise and flooding - are already unavoidable.
What’s sugar got to do with it?
10 Oct 2016
Why do we think that climate sceptics are irrational? A major reason is that almost none of them have any genuine expertise in climate science (most have no scientific expertise at all), yet they’re confident that they know better than the scientists.
Five cities that could change the future of Antarctica
7 Oct 2016
Antarctica is at a crossroads. The frozen continent at the bottom of the planet has the potential to either become one of the most fiercely contested zones in the world, or the most collaborative.
Fossil fuel investors seek risks disclosure
5 Oct 2016
On one side are the big oil and gas companies. On the other is an increasingly vocal group of investors – both big and small – who are worried about the declining value of billions of dollars’ worth of shares they hold in these mighty conglomerates.
PM's adviser has swing at climate policymakers
4 Oct 2016
The Prime Minister’s science adviser has taken a swipe at policymakers’ reluctance to take action in the face of overwhelming scientific evidence on issues like climate change and obesity.
Greenland up in the air over melting ice sheets
4 Oct 2016
Greenland is going up in the world. As the biggest lump of ice in the northern hemisphere melts ever more swiftly, so the bedrock of the enormous island is rising in response to this weight loss at rates of up to 12mm a year.
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
Wed 11 Feb 2026
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?
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
Wed 11 Feb 2026
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
Wed 11 Feb 2026
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
Wed 11 Feb 2026
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
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
Wed 11 Feb 2026
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
Wed 11 Feb 2026
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
Wed 11 Feb 2026
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
Wed 11 Feb 2026
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.
