Topics tagged with 'Science'
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.
‘Peak car’ means UK might get much closer to carbon targets than it realised
10 Aug 2015
Cars are one of the biggest threats to the planet. The transport sector accounts for more than 60% of global oil consumption and about a quarter of energy-related carbon emissions, and it’s seen as harder to decarbonise than other parts of the economy.
Half of climate safety level has gone, say scientists
3 Aug 2015
Global temperatures have risen by 1°C in the past 150 years, and scientists say doubling that level could unleash catastrophic sea level rise this century.
Fossil fuel industry still winning the investment war
3 Aug 2015
The campaign to convince investors not to use their money to support the extraction and use of fossil fuels is failing to gain enough converts, experts say.
Sustainable oil from algae: the technology is ready, but what about the politics?
3 Aug 2015
Ultimately, all of the oil we use to power our modern lives comes from living creatures such as algae – albeit ones that lived 3.5 billion years ago, before gradually morphing into fossil fuel.
Message in a bottle: wine industry gives farmers a taste of what's to come
3 Aug 2015
Wine seems to be a handy way to galvanise concerns about the future ill-effects of climate change.
Why cities are a rare good news story in climate change
27 Jul 2015
The visit last week of 65 mayors to the Vatican to discuss climate change, among other things, reflects the central role of cities in debates that for too long took place only at the global and national level.
Soil maps could help show the way for farmers
27 Jul 2015
Detailed soil maps of farms could reduce nitrate leaching and help to improve food production, a Lincoln University report suggests.
Norway pumps up 'green battery' plan for Europe
27 Jul 2015
Norway is hoping to become the “green battery of Europe” by using its hydropower plants to provide instant extra electricity if production from wind and solar power sources in other countries fade.
Japan signs up for geothermal classes
20 Jul 2015
New Zealand and Japan will work together on geothermal energy research.
Australia hit its Kyoto target, but it was more a three-inch putt than a hole in one
20 Jul 2015
In the saga of mendacity that is the climate policy debate, no claim has been more audacious than the one now being told by the federal government about Australia’s “success” in meeting its Kyoto emissions target.
Eco-friendly golf means not worrying if the grass is greener on the other course
20 Jul 2015
The Open Championship has returned to St Andrews, one of the world’s oldest and most prestigious golf courses and one that has been recognised for its commitment to sustainability.
Climate threat as grave a risk as nuclear war, say scientists
20 Jul 2015
The risks of climate change are comparable to those posed by nuclear conflict, says a new report.
'Failed' NZ could be walking into trap at Paris climate summit
13 Jul 2015
New Zealand could be in trouble with its post-2020 emissions reduction target if the world doesn’t allow us to continue to use creative accounting to meet our obligations, international scientists are warning.
Why climate change could knock seafood off the menu
13 Jul 2015
Pink salmon – the smallest and most abundant of the Pacific salmon species, and a supper table mainstay in many parts of the world – may be swimming toward trouble.
How long before you ditch your car for a driverless electric taxi?
13 Jul 2015
Trend-spotters may have declared the car is dead for 20-somethings in central London or Paris but among the rest of humanity sales of the ubiquitous gas-guzzler continue to climb.
Warming planet heightens plight of the bumblebee
13 Jul 2015
By TIM RADFORD.- Scientists warn that human intervention may be needed to protect bees as climate change overheats their southern habitat range.
Science breaks new ground in converting coal ash from pollutant to useful products
13 Jul 2015
South Africa has large coal reserves. It mainly burns coal to produce electricity at 13 existing coal-burning power plants, situated mainly in Mpumalanga, a province in the country’s east.
11% cut ... follow us down the path to catastrophe
8 Jul 2015
New Zealand will face droughts, floods, fires, social upheaval and catastrophic global economic damage if the world follows the country’s lead on cutting greenhouse gas emissions, says one of our leading climate experts.
Best brains tell the story ... but will the Government act?
6 Jul 2015
Will the Government order Treasury to prepare an analysis of the economic, environmental and social risks posed by climate change?
We could still be a carbon leader, says trader
6 Jul 2015
It’s not too late for New Zealand to become an international carbon trading hub, says pioneer carbon trader Nigel Brunel.
Is palm oil the scourge of the earth, or a wonder crop?
6 Jul 2015
If you happen to mention palm oil to most people outside of Asia you are unlikely to get a particularly positive reaction.
Greenhouse gas-guzzlers might spurn extra carbon dioxide
6 Jul 2015
Diatoms – tiny ocean-dwelling photosynthesisers that produce a fifth of the planet’s oxygen each year – may not gulp down more carbon dioxide more enthusiastically as greenhouse gas levels in the atmosphere continue to rise.
Q&A: Robert Redford tells us what he told the UN General Assembly
6 Jul 2015
The climate change crisis involves action from every country, every nation and every person, actor and environmental activist Robert Redford told the United Nations last week.
If everyone lived in an ecovillage, the Earth would still be in trouble
29 Jun 2015
We are used to hearing that if everyone lived in the same way as North Americans or Australians, we would need four or five planet Earths to sustain us.
How Rwanda’s clinics have gone off-grid and on to renewable energy
29 Jun 2015
Rwanda is located in the poorest region in the world, sub-Saharan Africa. Despite this, it is making advances with off-grid renewable energy solutions for rural areas that could be a model for similar economies.
We must act now to save farming industry, says expert
22 Jun 2015
Billions of dollars worth of research and on-farm advisers are needed to prepare the New Zealand farming sector for the massive shift to sustainable agriculture, an expert is warning.
Rise in CO2 could restrict growing days for crops
22 Jun 2015
While plants in temperate zones may benefit from higher temperatures, global warming’s impact in the tropics threatens catastrophe for food security.
India blames heatwave deaths on climate change
22 Jun 2015
Fierce temperatures in India doubled the heat-related deaths normally recorded in May − and the government insists natural causes are not to blame.
Australia faces stormy future as temperatures soar
15 Jun 2015
Destructive storms and sudden floods are set to intensify across Australia as global warming plays havoc with rainfall patterns.
Desert farms could power flight with sunshine and seawater
15 Jun 2015
The aviation industry is a major source of greenhouse gas emissions. In 2011 aviation contributed around 3% of Australia’s emissions. Despite improvements in efficiency, global aviation emissions are expected to grow 70% by 2020 from 2005.
Lobby group wants think tank to set emissions target
8 Jun 2015
An environmental lobby group is calling for a cross-sector working group on New Zealand’s post-2020 emissions reduction target.
Apollo plan asks for the moon in switch to renewables
8 Jun 2015
The vision is simple, the cost would be eye-watering, and the result could stop the growing threat from burning fossil fuels in its tracks.
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.
