Topics tagged with 'Science'
Treaty emerges from battle of the verbs
15 Dec 2015
Under the Paris Agreement there should be no net addition of greenhouse gas emissions to the atmosphere sometime in the second half of this century.
Hansen: Why global ‘carbon fee’ system will work
7 Dec 2015
Former NASA climate scientist James Hansen has called for a global “carbon fee” in which fossil fuels are taxed when they are produced or imported, rather than when they are consumed.
Corporate sustainability won’t solve climate change
7 Dec 2015
In the run-up to the COP21 international climate summit in Paris, business leaders worldwide have shown substantial support for action on greenhouse gases.
Energy game-changers look to future
7 Dec 2015
Innovative new research into clean energy technology shows there are viable alternatives to fossil fuels – provided there is enough political will and investment.
Can eating less meat really tackle climate change?
30 Nov 2015
With the food system accounting for up to a third of global greenhouse gas emissions, anything that reduces its impact will make a big difference to the climate.
Just what is solar thermal electricity, anyway?
30 Nov 2015
A large solar thermal electricity plant will soon begin operating near Ouarzazate, Morocco, which will reportedly bring energy to a million people when fully complete.
How climate change has taken a turn for the worse
23 Nov 2015
The world is now in abrupt climate change, says a New Zealander who was one of the first scientists in the world to talk about human-induced climate change.
The Big Apple puts bite on all corporations
23 Nov 2015
In a move that is potentially transformative, the New York attorney general is investigating Exxon for financial fraud.
How to ensure nations stick to Paris commitments
23 Nov 2015
New Zealand is proposing in Paris a climate agreement that is not legally binding. PETER NEWELL, Professor of International Relations at the University of Sussex, explains why legally binding agreements don't work.
How we see ourselves in the year 2100
23 Nov 2015
Most books report on what has already happened. John O’Brien has written one that describes the future.
Business picking up the pace ahead of Paris summit
16 Nov 2015
Twelve Australian companies last week committed to strong measures to tackle climate change at the Australian Climate Leadership Summit in Sydney.
Go-it-alone action can break climate gridlock
9 Nov 2015
Researchers say the way to establish fair levels for everyone on global emissions reduction is for one of the major powers to stand up and set the benchmark.
Cash is key to success at Paris climate talks
9 Nov 2015
A former key figure in UN climate change policy-making says economists now see that development without destroying the environment is the only way forward.
Industrial waste could offset climate emissions
9 Nov 2015
More than a billion tonnes of potentially toxic, bleach-like waste is produced and piled in landfills every year, with often devastating effects. And yet most people haven’t even heard of these ‘alkaline wastes’.
Why we need a world agreement on agri emissions
2 Nov 2015
Pushing for a global agreement on agricultural emissions could benefit the climate and trade, says one of our leading climate scientists.
Best not to mess with agriculture yet, says NZ First
2 Nov 2015
Agriculture should be left out of the Emissions Trading Scheme until other countries act on biological emissions, says New Zealand First leader Winston Peters.
How to build a city fit for 50deg heatwaves
2 Nov 2015
The Persian Gulf is already one of the hottest parts of the world, but by the end of the century increasing heat combined with intense humidity will make the region too hot for habitation, according to research published in Nature Climate Change.
Solar can cut our bills and still be good for utilities
2 Nov 2015
The cost of solar energy continues to fall, so it is no surprise that more people are adopting solar.
Hurricanes wreak economic havoc as world warms
27 Oct 2015
Analysis of insurance data convinces environmental economists that climate change is pushing up the cost of dealing with the disastrous effects of extreme weather events.
Big emitters shift burden to poorer nations
27 Oct 2015
Researchers say emissions reduction targets set by China, the US and Europe place harsh demands on the rest of the world, and could cast a pall over the Paris climate summit.
Wages set to fall unless warming is tackled
27 Oct 2015
Researchers say the economic costs of failing to take action on climate change will be much greater than previously thought – with average global incomes cut by almost a quarter.
A new era of migration ... and not just for people
19 Oct 2015
The world is watching as refugees flood into a Europe unprepared for the new arrivals.
Worried health workers call for climate action
12 Oct 2015
Tens of thousands of New Zealand health workers are calling for New Zealand to take urgent action on climate change, which they say is a critical health issue.
It's time for the hard work to begin
12 Oct 2015
Recent trips by President Obama highlight the costs of adapting – or responding – to climate change that we are paying today and will pay tomorrow.
Scientists push boundaries to find alternative energy
12 Oct 2015
From algae to alloys, ingenuity in the world’s laboratories is fuelling experiments to find new ways of providing viable sources of clean energy.
France has a soil plan – and it’s not just about wine
12 Oct 2015
French wine lovers have always taken their soil very seriously. But now the country’s government has introduced fresh reasons for the rest of the world to pay attention to their terroir.
Climate threatens Pacific with seesaw sea levels
5 Oct 2015
Scientists say coasts and communities in the Pacific region face more extreme weather hazards as climate change magnifies the devastating El Niño effect.
Safer battery could spark investment in renewables
5 Oct 2015
Researchers have developed a battery that uses a common food additive to enable abundant solar and wind power to be stored cheaply and safely in homes and offices.
Elephant grass could offer viable alternative to coal
5 Oct 2015
By adapting a tropical grass to grow in the British climate, scientists hope to be able to replace coal in power stations with biofuel.
How low-tech farming can help African farmers
28 Sep 2015
Politicians and the Pope are not the only ones calling for action on climate change these days. Farmers are observing changes in rainfall, temperature and other patterns in weather that have spurred them into shifting their farming methods.
Let’s take the market out of conservation
21 Sep 2015
For years, scientists and environmentalists have debated the best ways to conserve and protect natural resources from pollution and over-exploitation.
India in disarray over strategy on global warming
21 Sep 2015
Researchers in India say its action on climate change is suffering because, unlike China, it has not developed the institutions needed to co-ordinate policy.
Smart modelling to help with aquifer management
7 Sep 2015
Smart modelling techniques will provide the horsepower behind a range of new methods to improve the management of New Zealand’s aquifers.
Scientists to probe ocean acidification
7 Sep 2015
NIWA scientists are carrying out a major research project to determine how New Zealand’s marine ecosystems are faring under climate change.
The green-tech future is a flawed vision of sustainability
31 Aug 2015
What does your vision of a sustainable future look like? Some people imagine a scenario whereby technology solves the world’s most pressing environmental problems.
Hurricane Katrina: what have we learned?
31 Aug 2015
Two academic papers inspired a media firestorm, polarising popular opinion and scientists, on whether global warming was in some way responsible for Hurricane Katrina.
Emissions are putting species in lethal danger
31 Aug 2015
Scientists warn that lizards, coral reefs and forests are all seriously under threat unless agreement is reached to reduce drastically fossil fuel emissions.
We can turn CO2 in the air into new materials
31 Aug 2015
What if there were a way to suck carbon dioxide right out of the air and turn it into useful products? It might seem fantastic but scientists have actually proved it’s possible.
Nelson talkfest to get serious about contaminants
24 Aug 2015
Business, government and academic global leaders gather in Nelson this week to talk about the environmental impacts of manufactured contaminants.
China’s carbon count is not as high as feared
24 Aug 2015
The use of poor-quality coal in Chinese power plants means that the carbon dioxide emissions of the world’s biggest polluter are 10% less than previously thought.
If we want to eat tuna, we need to learn how to share
24 Aug 2015
Amid growing demand for seafood, gas and other resources drawn from the world’s oceans, and growing stresses from climate change, QUENTIN HANICH examines some of the challenges and solutions for developing 'the blue economy' in smarter, more sustainable ways.
Time to tap an underused energy source: wasted heat
24 Aug 2015
Millions of people worldwide can’t afford to keep their homes warm, but few realise the heat wasted in our energy system could provide the answer.
Climate expert gives Anzacs a fail mark
17 Aug 2015
Australia has set a post-2020 emissions reduction target as poor as that of New Zealand.
Frustrated Sydney gets climate act together
17 Aug 2015
Sydney is acting to protect itself against heat waves, floods, storms and energy shortages as a result of climate change.
Why promoting green ways in Africa might be bad
17 Aug 2015
Inadequate infrastructure is widely recognised to be holding back Africa’s development and lowering the quality of life of its citizens.
Extreme weather puts Africa's food security at risk
17 Aug 2015
A British government scientific panel says increasingly frequent heat waves, droughts and other extreme weather threaten more – and more severe – global food crises.
Added gene can make rice more climate-friendly
17 Aug 2015
Scientists discover a way to boost production of the grain that billions rely on for food – and reduce its damaging emissions of methane.
World doesn't have time for pessimism, says IPCC man
10 Aug 2015
IPCC deputy chair Professor Jean-Pascal van Ypersele says he hasn’t got time to be pessimistic about whether the world will take action to avoid catastrophic climate change.
Revolutionary fence is set to trap the sea’s power
10 Aug 2015
A British company has announced plans for an array of unique marine turbines that can operate in shallower and slower-moving water than current designs.
Here’s how we can save the car – and the planet
10 Aug 2015
Passenger cars are still the most popular transportation mode. In 2014, nearly 68m were produced globally.
Move to block lawsuits could strengthen climate case against Govt
Today 11:45am
By Liz Kivi | The Government’s plan to block climate lawsuits – while potentially fatal for one groundbreaking climate case – could actually bolster claims in another live climate case underway against the Government.
Global shocks, fertiliser use and the importance of data: Insights on the environmental performance of agriculture
Today 11:45am
When shocks push producers to use less fertiliser, the environmental performance of agriculture tends to improve. But do improvements reflect the short-term effects of shocks or signal the beginning of a longer-term trend?
$30m airline fund risks ‘burning public money’ without lasting benefit – expert
20 Mar 2026
By Shannon Morris-Williams | A $30 million government package to support regional air routes risks delivering poor value for money while increasing emissions, according to transport strategist Tim Adriaansen.
Europe has 'maybe six weeks of jet fuel left', energy boss warns
20 Apr 2026
Stocks would reach a tipping point in June if Europe was unable to replace at least half of its imports from the Middle East, the organisation said in a report this week.
Conservation land open for voluntary carbon market schemes
Tue 12 May 2026
By Pattrick Smellie | The government is to open up the Crown-owned conservation estate to private investment in voluntary carbon market projects.
Burning wood for power worse for climate than gas equivalent, report finds
21 Apr 2026
Research casts doubt on plans by the UK government to offer subsidies for carbon capture attached to the power source.
Carbon News updates forward curve
Wed 13 May 2026
Carbon News has updated its ten-year NZU forward curve, following a recent rise in spot market prices, with NZUs rallying from about $34 in January to nearly $54 in early May.
Some inconvenient truths in bringing climate science to the judiciary
Today 11:45am
OPINION: Climate science had been knocking on the courthouse doors for quite some time when the Supreme Court of the United States finally invited it into the realm of legal action in 2007.
Drop in ETS forestry registrations
5 May 2026
By Liz Kivi | ETS forestry registrations have dropped off this year, with the new mandatory emissions return period, new land-use rules, and carbon price volatility all meaning participants aren’t rushing to register forestry in the emissions trading scheme.
GIDI-style help cheaper than LNG: MBIE
Mon 11 May 2026
By Pattrick Smellie | Officials advised ministers last July that the lowest-cost way to free up gas for use during dry winters was to assist industrial gas users to switch to electricity.
Tairāwhiti deserves better than weakened forestry rules
5 May 2026
OPINION: The government's proposed amendments to forestry standards, released yesterday, ignore the hard lessons learned in our region and ignore the voices that have fought hardest to protect it, writes Manu Caddie.
Latest emissions inventory: ‘Something has gone very wrong’
16 Apr 2026
By Liz Kivi | New Zealand’s greenhouse gas emissions in 2024 decreased by just 0.1% compared to 2023, in what an expert says is a “terrible result”, compared to faster progress in previous years.
What Magyar’s defeat of Orbán in Hungary means for climate and energy
21 Apr 2026
Hungary has played a disproportionate role in EU climate and energy policy in recent years, by repeatedly vetoing climate action and by delaying the phaseout of Russian fossil-fuel imports.
Australian operator to run NZ ETS auctions
Mon 11 May 2026
The Government has appointed an Australian company to run its Emissions Trading Scheme auctions, taking over from NZX, which has operated the ETS auctions since they began in 2021.
World Nuclear Association chief to address NZ energy conference
Today 11:45am
The head of the World Nuclear Association will speak at a Hamilton energy conference as debate grows over whether emerging nuclear technologies could play a role in New Zealand’s future energy mix.
Environmental groups call for ETS reform
20 Feb 2026
Several environmental organisations are calling on political parties to make climate and biodiversity central to the 2026 election campaign, with reforming the Emissions Trading Scheme seen as a key priority.
Combined climate extremes may prompt carbon budget rethink
Today 11:45am
Media release: Springer Nature | Combined extreme climate events are likely to become more common in the future if carbon emissions continue to rise, a paper in Nature suggests.
EDS urges MPs to scrap the Fisheries Amendment Bill
5 May 2026
Media release | The Environmental Defence Society today lodged a substantive submission on the Fisheries Amendment Bill.
Govt presses ahead with forestry rule changes despite opposition
Today 11:45am
By Shannon Morris-Williams | The Government is pushing ahead with changes to commercial forestry rules despite most submitters opposing the proposals, with critics warning the reforms will weaken councils’ ability to manage erosion and forestry slash risks in vulnerable regions such as Tairāwhiti.
Govt moves to block climate change litigation
Tue 12 May 2026
By Liz Kivi | The Government’s move to limit lawsuits holding climate polluters accountable for damage is putting the interests of big emitters ahead of communities, according to Lawyers for Climate Action.
Methanexit: writing on the wall for NZ’s biggest gas user
6 May 2026
By Liz Kivi | New Zealand’s biggest fossil gas user, Methanex, is expected to stop production by the end of this year, with the company confirming its Motunui methanol operation won’t survive Māui gas field’s closure.
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.”
New funding for low methane farming uptake
29 Apr 2026
By Pattrick Smellie | The government will co-fund projects under an Early Adoption Accelerator scheme announced today to accelerate the uptake of low emissions farming technologies emerging from the AgriZero public-private partnership.
Commission urges Govt action on climate risks
7 May 2026
By Liz Kivi | Climate change currently poses major risks to our water infrastructure with “significant gaps” in readiness to manage risks and increasing hazards, according to the Climate Change Commission.
Fonterra ‘spins’ greenwashing research for favourable press
1 May 2026
By Liz Kivi | Dairy co-operative Fonterra has managed to ‘spin’ international research intended to highlight greenwashing, instead using it to generate unwarranted positive press, according to researchers behind the recent study into ag industry greenwashing.
‘Formidable’ El Niño expected this winter
29 Apr 2026
By Liz Kivi | Meteorologists are anticipating a significant El Niño influence on weather patterns across the country from winter onwards, with predicted lower rainfall for some areas and heavier rain for others likely to impact multiple sectors of the economy as well as the carbon market.
Victorian Hydrogen announces Southland urea fertiliser project using coal
22 Apr 2026
By Liz Kivi | Australian-based Victorian Hydrogen has announced it is developing a new 1.5 million-tonne-a-year urea fertiliser operation in Southland, which it will apply for under fast-track legislation.
Media round-up
24 Apr 2026
In our round-up of climate coverage in local media: What is the real cost of storm-hit infrastructure? Urgency is needed over climate adaptation funding; and a community conservation group has won a legal victory against multinational mining company OceanaGold.
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.
How big oil companies can slow the green transition by suing governments that ban fossil fuels
Wed 13 May 2026
Simply put, this rule lets big oil companies sue sovereign states and demand exorbitant amounts of money if they are prohibited from digging up fossil fuels.
Tehran will never cede control of Strait of Hormuz, senior Iranian politician tells BBC
21 Apr 2026
"Never." That's when a senior Iranian lawmaker says they'll be ready to give up their control of the Strait of Hormuz.
Govt missing tricks to save fuel in crisis
30 Apr 2026
By Shannon Morris-Williams | The Government is being urged to shift its response to the fuel crisis away from short-term relief and towards measures that reduce demand, with public health experts warning it is missing an opportunity to boost energy security and lower household costs.
Climate risks could reshape business finances, new guidance warns
15 Apr 2026
By Shannon Morris-Williams | New guidance warns climate change is set to fundamentally reshape financial outcomes for businesses, including difficult-to-model climate “tipping points” – irreversible changes such as ice sheet collapse or ocean circulation shifts – which threaten severe and sudden financial impacts.
‘Triple whammy of climate chaos’: Why Antarctica's sea ice collapse is no longer a mystery
Mon 11 May 2026
Scientists have finally identified the ‘triple whammy’ behind Antarctica’s dramatic collapse, shedding new light on the chain reaction that has pushed its sea ice to record lows.
Coal mine challenge reaches Aus High Court
Wed 13 May 2026
What climate change impacts should a planning authority have to take into account when assessing a mining project?
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.
Deep-sea mining risks biodiversity loss lasting decades, scientists warn
Mon 11 May 2026
By Shannon Morris-Williams | The first comprehensive review of deep-sea mining research has found mining could cause ecological damage lasting decades and, in some ecosystems, irreversible biodiversity loss, with New Zealand experts warning the industry poses major risks to fragile ocean environments.
Environmental groups sue Trump administration over approval of new ultra deep-water drilling project
23 Apr 2026
Environmental groups sued the Trump administration on Monday over its approval last month of oil company BP’s ultra deep-water drilling project in the Gulf of Mexico.
Opposition slams environment ministry merger
Wed 13 May 2026
By Shannon Morris-Williams | Opposition MPs accused the Government of downgrading climate and environmental protections as legislation to abolish the Ministry for the Environment and merge it into a new mega-ministry passed its second reading in Parliament.
Kiwis overly optimistic about state of environment
27 Feb 2026
By Shannon Morris-Williams | New research suggests many New Zealanders believe the environment is in better shape than it really is, with public perceptions often out of step with scientific evidence.
ESG funds include petrochemical companies, report finds
5 May 2026
Global banks have invested US$133bn into US petrochemical expansion, even as the industry is linked to climate change.
Thousands protest in Germany urging faster shift to renewable energy, amid Iran war
20 Apr 2026
Thousands of people demonstrated across Germany on April 18, urging a faster shift to renewable energy and accusing conservative Chancellor Friedrich Merz’s coalition of putting the brakes on the transition.
Green Party calls for national electrification plan
20 Apr 2026
By Liz Kivi | The Green Party is calling for a national plan to electrify homes, transport and industry using renewable energy, to reduce fossil fuel dependence in response to the Middle East crisis.
‘Landmark’ conservation reform bill – boost or bust for nature?
Fri 8 May 2026
By Liz Kivi | The Government has announced an overhaul of the country’s conservation system, which environmental organisation Forest & Bird says will undo the work of many generations of Kiwis to protect public conservation land.
Renewable energy hub planned for Scottish coal museum
Today 11:45am
A former 19th Century coal mining 'super-pit' in Midlothian is to be turned into a renewable energy hub providing green electricity for the local community.
Planned coal mine borders internationally significant wetland
30 Apr 2026
By Liz Kivi | Victorian Hydrogen, the company behind plans for a huge coal-to-urea project, has applied for a permit to explore for coal next to an internationally significant wetland in a sensitive catchment in Southland.
Govt launches solar red tape review to speed up installations
Fri 8 May 2026
By Shannon Morris-Williams | The Government has launched a review aimed at making residential and small-scale solar installations faster and easier, in a move Rewiring Aotearoa says could help cut costs and accelerate solar uptake across New Zealand.
Carbon trading schemes cut more emissions than carbon taxes, according to global study
20 Mar 2026
By Shannon Morris-Williams | Carbon trading schemes are more effective than carbon taxes at reducing emissions, cutting fossil fuel use, and accelerating the shift to renewable energy, a global study has found.
Why both trees and technology are important in the race to mitigate carbon emissions
4 May 2026
Different carbon‑removal approaches solve different problems, and pitting these technologies against each other could slow progress.
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.
More red lights for cars might mean more green lights for sustainable transport
7 May 2026
Media release: Royal Society Open Science | Reducing the amount of green light time for cars at traffic lights could encourage commuters to switch to more sustainable transport.
UN methane alert system expanded to coal and waste sectors after Indian landfill named among world’s top emitters
6 May 2026
The United Nations is expanding its methane monitoring system to cover coal mines and waste facilities, after satellite analysis identified a landfill in India among the world’s three largest methane-emitting sites.
NZ First moves to revive container return scheme
4 May 2026
By Shannon Morris-Williams | NZ First is aiming to launch a national container return scheme, which could recycle over a billion wasted containers each year, reviving a policy shelved by the previous Labour-led Government in 2023.
Greens condemn planned coal mine next to protected wetland
4 May 2026
By Liz Kivi | The Green Party says a new plan for a coal mine and fertiliser plant next to an internationally significant wetland is “ecological vandalism and climate denial.”
Why is Northern Ireland facing a growing threat from wildfires?
7 May 2026
Figures show that spring drought events are happening more often while there has been a sharp rise in "fire weather" - a mix of warmth, dryness, and wind that allows fires to ignite and spread rapidly. Experts warn this combination, along with climate change, is creating a longer and more volatile wildfire season.
Stripy wind turbines could save some birds
Fri 8 May 2026
Media release: Royal Society Interface | Preventing birds from colliding with wind turbine blades could be as simple as a few paint stripes, according to international researchers, who say this could help protect wildlife as renewable energy expands.
