Topics tagged with 'Science'
China's belt and road policies could hurt environment and indigenous communities
28 Sep 2021
A new study has found that up to 60% of China's development projects pose a threat to indigenous communities and the environment.
'Just transitions' focus of latest Policy Quarterly
27 Sep 2021
The latest issue of Victoria University's Policy Quarterly is focussed on 'just transitions' - the idea that the transition to a zero carbon economy can be done in a way that benefits everyone.
AI may be set to reveal climate-change tipping points
24 Sep 2021
Researchers are developing artificial intelligence that could assess climate change tipping points. The deep learning algorithm could act as an early warning system against runaway climate change.
Report shows how native American nations respond to climate change
24 Sep 2021
Indigenous nations are at the frontlines of climate change, but they’re also leaders in how to adapt to changing weather conditions and transition to renewable energy.
L.A.’s new reflective streets bounce heat back into space
23 Sep 2021
When the scientists aboard the International Space Station direct their thermal camera at Los Angeles, standing out from the sweltering red and orange blob is a crescent of cool, blueish white deep in the San Fernando Valley.
One in five Australian carbon credits junk: study
22 Sep 2021
About 20% of carbon credits created under the federal Coalition’s main climate change policy do not represent real cuts in carbon dioxide and are essentially “junk”, new research suggests.
NZ climate change plan a missed opportunity to save thousands of lives and billions of dollars
21 Sep 2021
The Climate Change Commission’s final advice to government fails to take account of the potential health benefits of climate change mitigation measures that have the potential to save thousands of lives and billions of dollars in health costs, according to a paper published in the New Zealand Medical Journal.
Deadwood releasing 10.9 gigatons of carbon every year
21 Sep 2021
Decaying wood releases around 10.9 gigatons of carbon worldwide every year, according to a new study by an international team of scientists.
CO2 shortage: why a chemical problem could mean more empty shelves
21 Sep 2021
As far as the environment goes, carbon dioxide is probably public enemy number one. This makes it all the more ironic that the UK is currently suffering from a shortage of the gas, which experts warn will affect a variety of industries, most notably food and drink.
New solar is cheaper to build than to run most existing coal plants
20 Sep 2021
Last week, BloombergNEF’s released estimates for its global benchmark that tracks the levelized cost of electricity, or LCOE, for utility-scale PV and onshore wind. The LCOE looks at the all-in cost to build, operate, and maintain power plants and then calculates the cost per megawatt-hour (MWh) of the energy produced based on all of those inputs.
Companies backing kelp may be rushing ahead of the science
20 Sep 2021
Sinking seaweed could sequester a lot of carbon, but researchers are still grappling with basic questions about reliability, scalability and risks.
What are the biophysical limits to growth?
17 Sep 2021
Steve Keen, one of the world's leading heterodox economists, is among a high-powered panel of multi-disciplinary experts debating the biophysical limits of growth next Monday.
Climate change not slowed by the COVID pandemic: UN
17 Sep 2021
The pace of climate change has not been slowed by the global COVID-19 pandemic and the world remains behind in its battle to cut carbon emissions, according to the United Nations.
Climate experts fear Aukus will dash hopes of China emissions deal
17 Sep 2021
The timing of the new defence deal between the US, UK and Australia has dismayed climate experts, who fear it could have a negative effect on hopes of a deal with China on greenhouse gas emissions ahead of vital UN climate talks.
This year's giant Antarctic ozone hole probably due to climate change
17 Sep 2021
A giant ozone hole has opened up over Antarctica this year. Already larger than the entire ice-covered continent, the ozone hole has surpassed the size of 75% of ozone holes measured since 1979 and is still growing. Scientists believe climate change might be the cause.
World’s first carbon-neutral fuel plant breaks ground in Chile
17 Sep 2021
Work has started on a pioneering wind farm on the Magellan Straits in southern Chile that will produce green hydrogen and help Porsche produce e-fuels, with Chilean energy minister Juan Carlos attending the groundbreaking ceremony.
Not a single G20 country is in line with the Paris Agreement on climate
16 Sep 2021
None of the world's major economies -- including the entire G20 -- have a climate plan that meets their obligations under the 2015 Paris Agreement, according to an analysis published Wednesday, despite scientists' warning that deep cuts to greenhouse gas emissions are needed now.
James Hansen warns rate of global warning set to double
16 Sep 2021
James Hansen, a climate scientist who shook Washington when he told Congress 33 years ago that human emissions of greenhouse gases were cooking the planet, is now warning that he expects the rate of global warming to double in the next 20 years.
Scientists call for 'fossil fuel non-proliferation treaty'
16 Sep 2021
"We, the undersigned, call on governments around the world to adopt and implement a Fossil Fuel Non-Proliferation Treaty, as a matter of urgency, to protect the lives and livelihoods of present and future generations." So begins an open letter from 2,185 scientists from 81 countries presented to the UN this week.
Australian bush fires belched out immense quantity of carbon
16 Sep 2021
The extreme bush fires that blazed across southeastern Australia in late 2019 and early 2020 released 715 million tonnes of carbon dioxide into the air — more than double the emissions previously estimated from satellite data, according to an analysis1 published today in Nature.
World now sees twice as many days over 50C
15 Sep 2021
The number of extremely hot days every year when the temperature reaches 50C has doubled since the 1980s, a global BBC analysis has found.
UN calls for 'repurposing' farm subsidies harming environment
15 Sep 2021
Farming subsidies worth around $500 billion doled out by governments every year must be repurposed, three UN agencies warned on Tuesday, citing the environmental and health damage they cause.
River Tamar allowed to flood farmland to help wildlife and climate
15 Sep 2021
Project to reverse Victorian-era reclamation creates rich, marshy land that can lock in carbon.
New Norwegian wind turbine five times more efficient
14 Sep 2021
Norwegian company Wind Catching Systems is developing a floating, multi-turbine technology for wind farms that could generate five times the annual energy of the world’s largest, single wind turbine.
The carbon footprint of a full English breakfast
14 Sep 2021
Over four-fifths of the English population say they enjoy a full English breakfast. But when food production accounts for a quarter of global greenhouse gas emissions, and 11% of UK emissions come from agriculture, it’s time to think critically about how we can reduce the impact of our breakfasts – without compromising on quality or taste.
Quantifying food-related global greenhouse gas emissions
14 Sep 2021
Global emissions from the production of animal-based food are about double the amount of emissions from plant-based food production, according to a model by international researchers.
Almost certainly the world's coolest climate change research centre
13 Sep 2021
Dorte Mandrup Arkitekter has revealed the first photographs of the Ilulissat Icefjord Centre, a climate research and visitor centre on Greenland's rugged coastal landscape.
Australia could phase out coal in a decade
10 Sep 2021
With coal prices reaching all time highs, professor economics John Quiggan argues its time for the lucky country to commit to phasing out coal within the next decade.
Harmonizing green incentives
10 Sep 2021
Thomas Pogge is an academic philosopher with a practical bent. His idea of a health impact fund was a practical solution to incentivise the development of drugs that would benefit those in poor countries. Now he's proposing a scheme tackle the problems of banks investing in fossil fuels in the developing world.
Fossil fuels must remain in ground to avoid missing Paris target
9 Sep 2021
A new study in Nature reports that oil, gas and coal production must begin falling immediately to have even a 50 percent chance of keeping global temperatures from rising more than 1.5 degrees Celsius.
Digital twins key to creating net-zero cities
9 Sep 2021
Digital twins of buildings and cities could become an essential tool in the battle against climate change, according to technology experts.
Around 10% of science grants go to climate related research
8 Sep 2021
In the midst of a self-declared climate emergency the government has committed around 10% of this year’s Endeavour Fund to projects tackling climate change.
Can land as carbon sink save us?
8 Sep 2021
Land-based climate mitigation and adaptation is fast becoming a central theme in the response to the climate crisis.
Carbon capture—dream or nightmare—could be coming. Or not.
8 Sep 2021
In early September, at an industrial facility located about 25 miles southeast of Reykjavik, Iceland, the Swiss company Climeworks will mark the opening of a new project named “Orca.”
Over 200 health journals urge world leaders to tackle “catastrophic harm”
7 Sep 2021
More than 200 health journals have called on governments to take emergency action to tackle the “catastrophic harm to health” from climate change.
Recalculating the social cost of carbon
7 Sep 2021
The social cost of carbon dioxide is one of the most influential indicators of climate change as it allows us to estimate the cost of greenhouse gas emissions to humanity.
Cataract surgery top target for reducing emissions in health care
6 Sep 2021
But Dr Jesse Gale, a Senior Clinical Lecturer at the University of Otago, Wellington, says reducing the carbon emissions of our most commonly-performed surgical procedure could also aid in the fight against climate change.
One billion kids at risk from climate change
6 Sep 2021
The #FridaysforFuture movement exploded in late 2018 after the now-famed teenage climate activist Greta Thunberg began a protest outside of the Swedish parliament. Her actions sparked global protests from children and young adults worldwide, telling adults that there was no point in attending school when their futures were in danger.
It's possible to both eradicate poverty and meet climate goals: study
6 Sep 2021
A new study has shown it's possible to both eradicate poverty and cut greenhouse gas emissions to the extent necessary to stay within 1.5 degrees of warming.
Climate change is threatening Komodo dragons
6 Sep 2021
Scaly and with forked tongues, Komodo dragons are the largest lizards to still walk the Earth. But their days here may be numbered because of climate change a new report claims.
Air quality improvements from COVID lockdowns confirmed
6 Sep 2021
Media Release - COVID-19 lockdowns brought rapid and “unprecedented” improvements in air quality in some parts of the world - but not enough to halt climate change caused by global warming, UN weather experts said on Friday.
Decaying forest wood releases 10.9 billion tonnes of carbon annually
3 Sep 2021
If you’ve wandered through a forest, you’ve probably dodged dead, rotting branches or stumps scattered on the ground. This is “deadwood”, and it plays several vital roles in forest ecosystems
UN says weather disasters becoming more frequent and costly
2 Sep 2021
The number of disasters, such as floods and heatwaves, driven by climate change have increased fivefold over the past 50 years, killing more than 2 million people and costing $3.64 trillion in total losses, a U.N. agency said yesterday.
Almost a third of world’s tree species face extinction: report
2 Sep 2021
Almost a third of the world’s tree species are at risk of extinction, while hundreds are on the brink of being wiped out, according to a new report.
Public confused by climate jargon
2 Sep 2021
If you’ve ever furrowed your brow trying to remember what “mitigation” meant, you’re not alone, a new study has found.
Forced farm buy outs mooted in Netherlands
31 Aug 2021
One solution to reduce the Netherlands’ nitrogen compound emissions would be for the state to buy out farmers, according to experts.
Is deep-sea mining a cure for the climate crisis or a curse?
30 Aug 2021
Trillions of metallic nodules on the sea floor could help stop global heating, but mining them may damage ocean ecology, the Observer's Robin McKie reports.
Has methane-free vegan icecream arrived?
30 Aug 2021
Nothing hits quite so good as a cone full of ice cream on a sweltering summer day. Alas, that single serving of classic vanilla may cool you off, but it has the exact opposite effect on the Earth. The dairy industry accounts for a massive 3.5 percent of the world’s carbon dioxide emissions, and the US's 8.8 million cows are a huge source of the planet-warming gas methane.
Africa's mountain forests store more carbon than previously thought
27 Aug 2021
Tropical forests may be local to the tropics, yet they all have global benefits. In addition to serving as refuges of the planet’s stunning, if shrinking, biodiversity, these forests store large amounts of carbon, which helps offset our emissions and mitigate climate change.
Global greenhouse gas levels were highest ever in 2020
26 Aug 2021
Any hopes that pandemic lockdowns dented the build up of greenhouse gases have been dashed as a new report confirmed that global levels reached their highest on record in 2020.
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.
