Topics tagged with 'Science'
Ozone-destroying greenhouse gas emissions from China increased significantly: Study
24 Dec 2021
Emissions of industrially produced chlorocarbon, dichloromethane (CH2Cl2), increased in China from 2011-2019, a new study established. The emissions grew to 628 gigagrams (Gg) per year in 2019 from 231 Gg per year in 2011 in the country, with an average annual increase of 13% primarily from eastern China.
Controlled burning of natural environments could help offset our carbon emissions
24 Dec 2021
Planting trees and suppressing wildfires do not necessarily maximize the carbon storage of natural ecosystems. A new study has found that prescribed burning can actually lock in or increase carbon in the soils of temperate forests, savannahs and grasslands.
Did 2021 deal a fatal blow to climate change denial?
22 Dec 2021
Data and extreme weather events are making it harder than ever to ignore our warming world. But climate change denial has also taken on a new form.
Seaweed company beefs up its R&D
21 Dec 2021
CH4 Aotearoa – a pioneer in using red seaweed (Asparagopsis) to reduce methane emissions from ruminant animals – is beefing up its R&D operations.
Vehicle emission declines decreased deaths: study
20 Dec 2021
Researchers say that thousands of lives and hundreds of billions of dollars have been saved in the United States by recent reductions in emissions from vehicles.
The ‘doomsday’ glacier is on the brink of collapse
20 Dec 2021
One of the ever-looming threats of climate change is sea level rise, which already threatens to displace millions of people worldwide and force them to move inland by the end of the century. A big part of the rising water levels are hotter temperatures at the poles—home to giant glaciers and ice shelves that hold crucial quantities of frozen H2O.
Deforestation, climate change making outdoor work unsafe: study
20 Dec 2021
A double-blow of forest destruction and climate change has caused temperatures to soar in many tropical locations, making outdoor work unsafe for millions of workers, according to a new study.
Warming climate expected to degrade forecasting abilities
16 Dec 2021
Researchers from Stanford University have published a new study in Geophysical Research Letters, showing how forecasts may become unreliable sooner due to increasingly warmer weather.
How we measure the effects of methane matters for climate policy
16 Dec 2021
An international team of researchers explored how focusing either on the short- or long-term warming effects of methane can affect climate mitigation policies and dietary transitions in agriculture.
UN confirms record 38C temperature for the Arctic
15 Dec 2021
The World Meteorological Organization (WMO) has confirmed that a temperature of 38 degrees reached in a Siberian town last year was a record for the Arctic.
Plastic production accounts for much larger carbon footprint than previously thought
14 Dec 2021
Plastic production accounted for 96% of the particulate matter health footprint, according to a new study led by ETH Zurich, a public research university. Half of this was attributed to combustion of coal
Farmed seafood supply at risk if we don’t act on climate change
14 Dec 2021
The supply of farmed seafood such as salmon and mussels are projected to drop 16%globally by 2090 if no action is taken to mitigate climate change, according to a new Canadian study.
Plants buy us time to slow climate change—but not enough to stop it
9 Dec 2021
Because plants take up carbon dioxide from the atmosphere and convert it into food, forests and other similar ecosystems are considered to be some of the planet's most important carbon sinks.
2021's weather disasters brought home the reality of climate change
8 Dec 2021
From punishing heat in North America to record-breaking floods in Europe and Asia, this year’s weather showed us what it looks like to live in a world that has warmed by 1.1 degrees Celsius over the past century.
A giant 'black box' will gather all climate data for future civilizations to learn from
8 Dec 2021
Every time new climate research is published, news headlines are posted or tweets are shared, a giant steel box perched on a granite plain in the Australian state of Tasmania will be recording it all.
Scientists join Swiss hunger strike to raise climate alarm
8 Dec 2021
In early November, as politicians promised more climate action in their opening speeches at the United Nations climate talks in Glasgow, Guillermo Fernandez started a hunger strike in Switzerland’s Federal Square, saying he wouldn’t eat again until the Swiss Federal Assembly agreed to a climate science briefing.
Wealthy people cause climate change much more than poorer people do: report
8 Dec 2021
The disparity in greenhouse gas emissions between rich and poor countries — and rich and poor people within countries — is just as extreme as economic inequality, a new report finds.
James Hansen calls bullshit on contemporary climate change claims
6 Dec 2021
Scientist James Hansen is often credited with alerting the world to the dangers of climate change, now he's calling bullshit on much of what's being said on the topic.
Study finds US$278 billion investment could eliminate steel industry carbon emissions
6 Dec 2021
The steel industry currently accounts for 7% of greenhouse gas emissions as the world reckons with climate change.
Climate modeling confirms historical records showing rise in hurricane activity
3 Dec 2021
When forecasting how storms may change in the future, it helps to know something about their past. Judging from historical records dating back to the 1850s, hurricanes in the North Atlantic have become more frequent over the last 150 years.
These Portuguese kids are suing 33 European countries to force them to cut emissions
3 Dec 2021
Sofia and André Oliveira, siblings and teen climate activists, did not expect much from the United Nations climate conference in Glasgow.
As climate worsens, environmentalists grapple with the mental toll of activism
3 Dec 2021
By Emily Henderson - While growing up in the ’90s in Johnson County, Kansas, in a suburb of Kansas City, I had a friend, Kevin Aaron, who was a dedicated environmentalist.
Our seas are sizzling again: Niwa
1 Dec 2021
Media Release - Coastal sea temperatures around Aotearoa New Zealand have risen well above average, NIWA forecasters say.
A powerful and underappreciated ally in the climate crisis? Fungi
1 Dec 2021
If we want to tackle the climate crisis, we need to address a global blindspot: the vast underground fungal networks that sequester carbon and sustain much of life on Earth.
Think climate change is messy? Wait until geoengineering
1 Dec 2021
Someone's bound to hack the atmosphere to cool the planet. So we urgently need more research on the consequences, says climate scientist Kate Ricke.
A way to reduce air pollution deaths as climate change mitigation goals are set
1 Dec 2021
A team of researchers from China and the U.S. has found that it should be possible to dramatically reduce deaths due to air pollution over the coming decades if climate mitigation strategies are designed with short-term health improvements in mind.
Climate 'overwhelming' driver of Australian bushfires: study
30 Nov 2021
Climate change is the "overwhelming factor" driving the country's ever-more intense bushfires, Australian government scientists believe -- directly contradicting claims by the country's political leaders.
Offsetting agricultural emissions through reforestation would cost Australian farmers 15% of farm profit
29 Nov 2021
Offsetting agricultural emissions through reforestation would cost 15% of farm profits, new research suggests.
Film of polar bear eating reindeer seen as evidence of climate change
29 Nov 2021
Rare footage of a polar bear chasing a reindeer into the water and killing it could be another stark indication of climate change.
The clean energy transitions enters hyperdrive
29 Nov 2021
After decades in which governments and industry groups have often assumed that the shift to renewable energy will be a financial burden, economists and analysts are increasingly making a case that the opposite is true: The transition will lead to cost-savings on a massive scale that will add to its momentum.
The Arctic Ocean began warming decades earlier than previously thought
26 Nov 2021
The Arctic Ocean has been warming since the onset of the 20th century, decades earlier than instrument observations would suggest, according to new research.
How to cope in a world of climate disasters, trauma and anxiety: Yale psychologist
26 Nov 2021
Climate change is changing how human beings live on the earth as floods, wildfires and extreme weather change the land and destroy property.
Climate change causing albatross divorce: study
25 Nov 2021
When relationships end it might be because the spark has disappeared, or maybe you just can't make time for one another.
Nigeria commits to annual carbon budgets to reach net zero under climate law
23 Nov 2021
Nigeria has become the first major developing country to commit to set annual carbon budgets to plot its path to cutting emissions to net zero.
Climate warming forecasts may be too rosy: study
23 Nov 2021
UN projections of how much current climate policies and national pledges to cut carbon pollution will slow global warming are more uncertain than widely assumed.
Mining Bitcoin is putting communities on the frontline of the climate crisis at risk: experts
22 Nov 2021
The rise of cryptocurrencies could disproportionately impact those most vulnerable to the climate crisis, a new paper has found.
Tipping point for Antarctic ice sheet may have been reached
19 Nov 2021
A new study published in Nature Communications adds to the growing body of evidence that recent ice loss from the Antarctic Ice Sheet may signal the beginning of a prolonged period of ice sheet retreat and substantial global sea level rise.
Climate change deniers are over attacking the science. Now they attack the solutions
19 Nov 2021
A new study charts the evolution of right-wing arguments.
Covid denial to climate denial: How conspiracists are shifting focus
17 Nov 2021
Members of an online movement infected with pandemic conspiracies are shifting their focus - and are increasingly peddling falsehoods about climate change.
The public prefers climate carrots to climate sticks
17 Nov 2021
People prefer climate policies that use incentives rather than disincentives – but are more tolerant of disincentives that target businesses rather than individuals, new research suggests.
Why sea level will rise for decades after we reach net zero carbon
17 Nov 2021
If you were to dig a (very) deep hole that passed through the center of the Earth and kept going to the other side of the planet, where do you think you'd come out?
‘COP26 hasn’t solved the problem’: scientists react to UN climate deal
16 Nov 2021
The Glasgow Climate Pact is a step forward, researchers say, but efforts to decarbonize are not enough to limit global temperature rises to 2 °C.
Last month was the warmest October in the northern hemisphere since records began
16 Nov 2021
Last month was the warmest October in the northern hemisphere since records began in 1880, according to measurements by a US climate agency.
How close are we to climate tipping points?
12 Nov 2021
As world leaders gather at the United Nations Climate Change Conference (COP26) in Glasgow, Scotland, to take bolder action against climate change, human activity has already warmed the planet 1.1°C above pre-industrial levels.
Our AI is exposing climate misinformation throughout COP26
12 Nov 2021
There is a kind of climate pollution that we can’t see clearly. It isn’t in our rivers, lands or skies, it is in our minds. When climate disinformation goes unchecked, it spreads like wildfire, undermining the existence of climate change and the need for urgent action.
How the world’s militaries hide their huge carbon emissions
12 Nov 2021
Climate change leadership requires more than stirring speeches. It means facing up to hard truths. One truth that governments around the world are struggling with is the immense contribution their militaries are making to the climate crisis.
Youth, Indigenous people bring climate frontlines to the forefront at COP26
11 Nov 2021
Standing on the Squinty Bridge above the River Clyde, Ruth Miller, a Dena'ina Athabaskan, described how climate change has already altered her homeland near Bristol Bay in Alaska.
Ocean's climate change 'buffer' role under threat
10 Nov 2021
Researchers studying the ocean at depths of up to 6km have found that climate change has a "worrying" effect on its ability to lock away carbon.
Drilling into Antarctica’s past to see our future
10 Nov 2021
Media Release - While COP26 today focuses on science and innovation’s role in combating climate change, Antarctic researchers are preparing to drill into the ocean floor below the Ross Ice Shelf to discover if cutting greenhouse gas emissions avoids catastrophic melt of the icy continent.
New FAO analysis reveals carbon footprint of agri-food supply chain
10 Nov 2021
Food processing, packaging, transport, household consumption and waste disposal are pushing the food supply chain to the top of the greenhouse gas emitters list, according to a new study led by the UN agriculture agency.
Climate progress slowing, says Auckland councillor
Thu 5 Jun 2025
By Shannon Morris-Williams | The devastating cyclone that tore through Tāmaki Makaurau in 2023 left behind more than just broken infrastructure, sparking calls to focus on facts over ideology in the fight against climate change.
Fed Farmers launches campaign against carbon forestry
Today 11:30am
By Liz Kivi | Federated Farmers has launched what they are calling the ‘Save Our Sheep’ campaign, blaming carbon forestry for declining sheep numbers and calling on the government to urgently review the Emissions Trading Scheme.
Greenwashing is rife in Australia, but could its days be numbered?
28 May 2025
COMMENT: Have you ever ticked the box to “fly carbon neutral”, had something delivered via “carbon-neutral shipping” or chosen to pay a bit extra to buy “carbon-neutral gas” from your energy retailer?
Help sustainable aviation fuels take off or delay targets, airlines warn EU
20 May 2025
Earmarked funding, risk-reduction tools, and simplified imports top Airlines for Europe’s wish list for the EU’s upcoming Sustainable Transport Investment Plan.
Microplastics found in sand on dozens of NZ beaches
Wed 4 Jun 2025
Scientists have extracted microplastics from the sand of 22 beaches from the Far North to Banks Peninsula.
Sustainability claims questioned as renewable diesel surges
14 May 2025
Critics are sceptical about industry claims of renewable diesel life-cycle greenhouse gas emission cuts and warn renewable diesel carbon releases will surge if sourcing is scaled up, triggering tropical deforestation as producers convert forests to energy crops, such as oil palm and soy.
Govt mulls status quo for ETS auction settings
29 May 2025
By Liz Kivi | The government has released its consultation on the Climate Change Commission’s latest advice on Emissions Trading Scheme auction settings and volumes, putting forward the option to ignore the commission’s advice to boost auction volumes from 2028-2030.
Global energy investment set to hit record $3.3 trillion in 2025, IEA says
Today 11:30am
A surge in clean energy spending is expected to drive a record $3.3 trillion in global energy investment in 2025, despite economic uncertainty and geopolitical tensions, the International Energy Agency said on Thursday.
Carbon price too low to fund carbon capture
20 May 2025
The government’s climate target to 2030 is at risk, after revelations that a carbon capture project which the government was relying on to deliver one third of its carbon reductions, might not go ahead.
Fight over coal mine heats up
30 May 2025
Forest & Bird is calling on the government to create a new scientific reserve covering the Denniston Plateau on the West Coast, which would stop a fast-tracked coal mine.
Trump’s actions are already having consequences for climate, especially for the IPCC - expert
11 Apr 2025
Leading climate scientist, Dr Kevin Trenberth, left the US and came home to New Zealand because of the rise of Donald Trump. In this comment piece, he writes that he is appalled in multiple ways by the so-called “war on science” unfolding through staff cuts and the president’s policy edicts.
Common low-grade clay strengthens low-carbon concrete
Thu 5 Jun 2025
Media release | Engineers at RMIT University have converted low-grade clay into a high-performance cement supplement, opening a potential new market in sustainable construction materials.
Cuts to climate finance put exports in jeopardy: Lawyers
23 May 2025
By Liz Kivi | The government has halved international climate finance, a move aid organisations describe as “devastating,” and which lawyers say could put our Paris Agreement commitments and export market access at risk.
Watts talks big on energy reform, but barriers persist
29 May 2025
By Shannon Morris-Williams | Energy and Climate Change minister Simon Watts says the government is doubling down on efforts to boost renewable energy generation, streamline regulation, and drive private sector investment as New Zealand faces mounting energy security and affordability challenges.
Gas supply reducing faster than forecast
Thu 5 Jun 2025
By Liz Kivi | Gas reserves have reduced 27% as of 1 January 2025 compared to last year, according to data released today by the Ministry of Business, Innovation and Employment.
Govt budgets $200m for would-be gas investors
23 May 2025
By Liz Kivi | Energy Resources Aotearoa has welcomed the government's plan to co-invest $200 million in fossil gas expansion, while environmental and climate groups have reacted with horror.
Extreme ocean warming engulfed South-West Pacific in 2024
Today 11:30am
By Shannon Morris-Williams | Unprecedented ocean warming engulfed the South-West Pacific in 2024, with extreme heat and rainfall causing deadly and devastating impacts and sea level rise threatening entire islands.
Oceans Commission must have teeth – minister
14 May 2025
If an Oceans Commission were to be established under the government it would need genuine powers to make change, says Minister for Oceans and Fisheries Shane Jones.
Biochar's negative emissions tech coming to Fieldays
Today 11:30am
Biochar Network New Zealand will showcase its negative emissions technology biochar at this year's Forestry Hub at Fieldays 2025.
Vanuatu criticises Australia for extending gas project while making COP31 bid
Wed 4 Jun 2025
Vanuatu’s climate minister has expressed disappointment over Australia’s decision to extend one of the world’s biggest liquefied natural gas projects and said it raises questions over its bid to co-host the COP31 summit with Pacific nations.
Hotter and deeper: how NZ’s plan to drill for ‘supercritical’ geothermal energy holds promise and risk
2 Apr 2025
By David Dempsey, University of Canterbury | New Zealand’s North Island features a number of geothermal systems, several of which are used to generate some 1,000 MegaWatts of electricity. But deeper down there may be even more potential.
Electrification challenge for politicians, regulators
27 May 2025
Rewiring Aotearoa is calling for stronger political leadership to bring its vision of a cheaper, cleaner and stronger energy system to life, with the launch of its policy manifesto today.
How the little-known ‘dark roof’ lobby may be making US cities hotter
Today 11:30am
As cities heat up, reflective roofs could lower energy bills and help the climate. But dark-roofing manufacturers are waging a quiet campaign to block new rules.
Energy Australia is in court accused of greenwashing. What is the case about and why is it significant?
16 May 2025
Climate group alleges energy giant misled 400,000 customers about ‘Go Neutral’ product, arguing that carbon credits don’t actually remove emissions.
Methanex closure comes early this year
14 May 2025
The almost-now-annual closure of Methanex has come earlier this year, giving more confidence that the electricity system will get through the winter without a fuel shortfall.
What happened to the hydrogen economy?
Tue 3 Jun 2025
The hydrogen car that was supposed to carry us into a cleaner future is still not in the driveway. In fact, outside of a few test markets, it’s not in anyone’s driveway.
Climate change could drive surge in foreclosures and lender losses, new study finds
22 May 2025
Extreme weather linked to climate change could spell financial ruin for many American homeowners and lead to billions in losses for lenders, a new study finds.
Will NZ walk away from the Paris Agreement?
20 Dec 2024
By Geoff Bertram | COMMENT: Unless the government can find very cheap offshore mitigation, the temptation to walk away from its Paris Agreement obligations may well be too strong to resist for a coalition government focused on fiscal austerity.
Energy Australia apologises to 400,000 customers and settles greenwashing legal action
22 May 2025
Energy retailer says carbon offsetting ‘not the most effective way’ to reduce emissions.
Could ‘orange’ hydrogen be NZ’s key to net-zero?
30 May 2025
By Liz Kivi | New Zealand could be sitting on resources for a thriving multi-billion-dollar, low-carbon hydrogen economy, which might even be capable of creating a net reduction of carbon dioxide, according to scientists.
Carbon News launches price index
24 Jun 2024
Today’s issue is the first to feature Carbon News’ own carbon price index for secondary market spot prices for NZUs on New Zealand’s compliance market.
Govt's RMA overhaul sparks fears for nature and climate
30 May 2025
By Shannon Morris-Williams | The Government has opened public consultation on the biggest overhaul of environmental planning rules in New Zealand’s history, with critics warning it puts nature and climate at risk in favour of fast-tracked development and industry expansion.
Waste Levy risks becoming ‘slush fund’ under proposed changes – Commissioner
Thu 5 Jun 2025
By Shannon Morris-Williams | Proposed changes to New Zealand's waste legislation risk undermining public trust in the waste levy scheme, according to Parliamentary Commissioner for the Environment Simon Upton.
Top ocean experts sound the alarm over growing marine crisis due to climate change
Today 11:30am
On the opening day of a global science conference, French fishery scientist Clea Abello presented research showing that marine protected areas could protect commercially valuable fisheries.
Tech alone won’t save us, warns climate expert
Wed 4 Jun 2025
By Shannon Morris-Williams | Technology alone won't be enough to reach net zero emissions, environmental psychologist Lorraine Whitmarsh told the Carbon and Energy Professionals conference in Auckland last week.
New research reveals NZ’s natural resource footprint
29 May 2025
Media release | New research from the office of the Parliamentary Commissioner for the Environment reveals that about 107 million tonnes of natural resources were required to produce the goods and services consumed by New Zealanders in 2019 – approximately 21 tonnes per person on average.
NZ's first chance in 20 years to catch up on waste
30 May 2025
Media release | The government has announced proposals for updating the Waste Minimisation Act and the Litter Act. For the first time in nearly 20 years, Kiwis have a chance to catch up with other countries to reduce our waste and litter.
Dismissals 'massive win' for climate movement
13 May 2025
The outstanding charges against 25 climate activists who disrupted traffic in Wellington have been dropped, a move the group calls a win for the climate movement.
Straterra has a new name: the New Zealand Minerals Council
16 Apr 2025
Media release | Straterra has been renamed as New Zealand Minerals Council, says chief executive Josie Vidal.
UK’s solar power surges 42% after sunniest spring on record
Today 11:30am
The UK’s solar farms and rooftops generated more electricity than ever before in the first five months of 2025, as the country enjoyed its sunniest spring on record.
Green budget 'ludicrous la-la land' – govt
15 May 2025
Prime Minister Christopher Luxon said the budget was "clown show economics" and an "absolute circus".
US: Clean energy project cancellations top $14 Billion so far in 2025
Wed 4 Jun 2025
Businesses have pulled the plug on big projects amid Trump’s retreat on climate action. But plenty remain in the pipeline, awaiting a Congressional decision on tax credits.
United Nations carbon market rules agreed but concerns remain
25 Nov 2024
New carbon market rules agreed at the fractious UN climate summit will be a relief to New Zealand and Singapore, who were leading the negotiations, but concerns about greenwashing and disadvantaging nature-based solutions remain.
“It’s not the car – it’s how we move” – EECA
Tue 3 Jun 2025
By Shannon Morris-Williams| New Zealand’s transport emissions conversation has focused heavily on electric vehicles – but Richard Briggs, group manager, delivery and partnerships at the Energy Efficiency and Conservation Authority, says we’re asking the wrong question.
Europe’s next climate target may already have been agreed in Berlin
28 May 2025
Germany’s new coalition has adopted a climate stance shaped by talks with the EU’s top climate official, signalling where the bloc may land on a likely upcoming 2040 emissions target.
Water crisis on the horizon?
26 May 2025
Media release | Sewage contaminating Auckland oyster farms highlights the “dire state” of water infrastructure in Aotearoa, says University of Auckland Associate Professor Daniel Hikuroa.
Tropical forest loss hit new heights in 2024; fire a major driver in Latin America
23 May 2025
Tropical forest loss skyrocketed in 2024, with vast swaths of primary forest consumed by fire, according to new satellite data.
For the first time, China invests more in wind and solar than coal overseas
29 May 2025
China’s Belt and Road Initiative, long derided for its heavy carbon footprint, was dominated by wind and solar power projects for the first time from 2022 to 2023, according to a new analysis. But coal plants financed in earlier years are still coming online.
