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Dominik Wiedenhofer

@dominikwiedenhofer.bsky.social
378 followers 721 following 19 posts

Sustainability, Industrial Ecology, Circular Economy, Climate Change Mitigation. Senior Scientist & Lecturer, University of Natural Resources and Life Sciences, Vienna. Born at 344ppm. boku.ac.at/en/personen/person/EC2B1…

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Reposted by Dominik Wiedenhofer
Prof. Stefan Rahmstorf @rahmstorf.bsky.social · 22/07/2026
Beach holidays in the climate crisis, France. As an old viral quote said: “Climate change will manifest as a series of disasters viewed through phones with footage that gets closer and closer to where you live until you’re the one filming it.”
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Prof. Stefan Rahmstorf @rahmstorf.bsky.social · 25/07/2026
Yesterday afternoon 14:09 in Lacanau Océan in France. A pale red sun through the smoke tinged everything in Mars style orange. Welcome in the climate emergency! Despite all denial of the fossil fuel lobby, it’s scientific fact: CO2 emissions heat up Earth & make fires worse. 🔥🔥🔥
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Prof. Stefan Rahmstorf @rahmstorf.bsky.social · 24/07/2026
Holiday in the climate emergency. No that’s not AI or edited, just a snapshot I just took with my phone on Lacanau beach in France. What future will this boy grow up in? It is in our hands, but time is running out.
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Prof. Stefan Rahmstorf @rahmstorf.bsky.social · 28/07/2026
Meine Erlebnisse in der französischen Waldbrandregion. Um noch viel Schlimmeres zu verhindern, müssen wir schnellstmöglich raus aus fossilen Energien. www.zeit.de/wissenschaft...
zeit.de
Waldbrände in Frankreich: »Die Bademeister hissten die grüne Flagge, vom Himmel rieselte Asche«
Rauch über dem Meer, Asche im Sand, doch am Strand blieb alles erst seltsam normal: Klimaforscher Stefan Rahmstorf geriet im Frankreichurlaub in die schweren Waldbrände.
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Dana R. Fisher (aka the Apocalyptic Optimist) @fisherdanar.bsky.social · 27/07/2026
Important new study out at Nature Climate Action showing that individual climate actions do not stop people from participating in collective climate action. Instead, they were associated with greater collective engagement and somewhat stronger policy support. www.nature.com/articles/s44...
nature.com
Personal climate actions do not crowd out collective action and policy support: longitudinal evidence - npj Climate Action
npj Climate Action - Personal climate actions do not crowd out collective action and policy support: longitudinal evidence
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Zeke Hausfather @zekehausfather.com · 28/07/2026
Fires in France have now burned over 91,000 acres, by far the most of any year since the satellite record started in 2006. Current area burned is about 34x larger than this date in a typical (median) year:
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Global Energy Monitor @globalenergymon.bsky.social · 28/07/2026
🏭 Cement kilns operate for 40+ years, locking in emissions through 2050. China’s young kilns (avg 18 yrs) risk emissions lock-in, while 70+ yr fleets in the US & Europe face urgent retirement decisions. Dive into our new kiln data: globalenergymonitor.org/article/new-...
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Prof William Ripple @williamripple.bsky.social · 27/07/2026
Scientists worldwide: We invite you to sign the World Scientists’ Warning to Humanity: A Third Notice. Thirty-five years after the first warning, the scientific evidence is even stronger. Please read, sign, and share by going to this link: docs.google.com/forms/d/e/1F...
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Danny Cullenward @ghgpolicy.org · 08/06/2026
I have resigned from the Greenhouse Gas Protocol's Independent Standards Board. The Protocol is openly violating its own rules and has effectively delegated forest carbon accounting standards to a secret, industry-led working group. ghgpolicy.org/s/2026-06-08...
Text too long; see machine-readable PDF at this link: 

https://ghgpolicy.org/s/2026-06-08-Cullenward-resignation.pdfText too long; see machine-readable PDF at this link: 

https://ghgpolicy.org/s/2026-06-08-Cullenward-resignation.pdfText too long; see machine-readable PDF at this link: 

https://ghgpolicy.org/s/2026-06-08-Cullenward-resignation.pdf
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IPCC @ipcc.bsky.social · 05/06/2026
Marking World Environment Day, #IPCC’s Climate Change 2023: Synthesis Report highlights: Human activities, principally through emissions of greenhouse gases, have unequivocally caused global warming. 🔗 www.ipcc.ch/report/ar6/s... #NowForClimate
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BK. Titanji @boghuma.bsky.social · 17/05/2026
Bundibugyo ebolavirus outbreak in the DRC and Uganda has been declared a PHEIC by the WHO. The highest alert lever it has. This requires swift a and multinational response. Estimated death count is already 80! No vaccine, no rapid diagnostic tests. www.science.org/content/arti...
science.org
BREAKING: WHO declares major outbreak of rare Ebola virus species in Congo and Uganda an international emergency
No vaccines or treatments exist for Ebola Bundibugyo, which has caused hundreds of suspected cases and 80 deaths; WHO warns of
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Ulrich Leth @ulrichleth.bsky.social · 15/05/2026
Der Modal Split für die stadt @wien.gv.at 2025 ist endlich da, und jetzt ist auch klar, wieso die Veröffentlichung so lange gedauert hat. Man versuchte wohl fieberhaft, die schlechten Zahlen (Ziel verpasst, Fußverkehr & Öffis sinken, MIV steigt) schönzureden. Ein 🧵 1/
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Janoschki @janoschki.bsky.social · 10/05/2026
Guardian-Umfrage aus 2024 unter 380 führenden Klimaforschern: Das Ergebnis ist erschütternd. 🌍 77% der Befragten erwarten eine Erwärmung von mindestens 2,5°C. 🌊 Folgen: Hungersnöte, Massenmigration, Konflikte, Städte unter dem Meeresspiegel. 😔 Viele von ihnen leiden unter Depressionen.
theguardian.com
‘Hopeless and broken’: why the world’s top climate scientists are in despair
Exclusive: Survey of hundreds of experts reveals harrowing picture of future, but they warn climate fight must not be abandoned
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Ed Hawkins @edhawkins.org · 08/05/2026
Spiralling global temperatures (1850-2026) It is exactly 10 years since I first put this animated graphic of changes in global temperature online. #ClimateSpiral It instantly went viral. People watched it over and over again. It still offers the power to shock a decade on.
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Florian Aigner @florianaigner.at · 02/05/2026
Der Mathematiker Rudolf Taschner hätte eine Auszeichnung von der Universität Wien bekommen sollen, die wird ihm nun verwehrt. Die Diskussion darüber reißt nicht ab. Ich versuche hier eine kleine Einordnung aus meiner Sicht. (Thread)
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Nature Geoscience @natgeosci.nature.com · 24/04/2026
⚒️ Article: Human activities like dredging and land reclamation have pervasively altered the ways in which tides propagate through large estuaries, with negative ecological impacts www.nature.com/articles/s41...
Schematic illustration of the changes in tidal dynamics due to human interventions in an estuary
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Lukas Schmoigl @schmoigl.bsky.social · 18/03/2026
CO₂ footprint of Austrian households by income deciles. An isotype visualization inspired by Marie & Otto Neurath. Made together with @kalf.bsky.social. 🔗 data-science.wifo.ac.at/emissionen-u... #DataViz #Isotype #CarbonFootprint #Inequality
Isotype chart comparing CO₂ emissions across Austrian income deciles. Each icon represents 500 kg CO₂ per person per year. Rows of colored icons are grouped by consumption category — including mobility, housing, and services — for a selected lower income decile and the richest 10%. The richest decile shows substantially more icons across all categories. A second chart below displays total emissions per decile using chimney-shaped icons.
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Dr. Melanie Bergmann @melaniebergma18.bsky.social · 26/02/2026
„Brüsseler Abgeordnete & die Kommission wüssten genau,dass viele Chemikalien 🇩🇪 Konzerne – in #Plastik Produkten, Lasuren, Hautcremes, Putzmitteln & Weichmachern –der Gesundheit schaden. „Doch das nehmen alle Verantwortlichen in Kauf, um Deutschland & die EU als führenden Chemiestandort zu sichern.“
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Brent Toderian @brenttoderian.bsky.social · 23/02/2026
“The climate scientists we surveyed were unambiguous: current economic models can’t capture what matters most – the cascading failures and compounding shocks that define climate risk in a warmer world – and could undermine the very foundations of economic growth.” Should be the top story everyday.
theguardian.com
Flawed economic models mean climate crisis could crash global economy, experts warn
States and financial bodies using modelling that ignores shocks from extreme weather and climate tipping points
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Garry Peterson @resiliencesci.bsky.social · 20/02/2026
commentary: Godale+ doi.org/10.1038/d415... "Analyses of a Swedish tree-ring archive suggest that increased atmospheric carbon dioxide has lowered soil-nitrogen supply, which could cap carbon storage by land ecosystems"
doi.org
Forest soils are running short of nutrients as CO2 emissions rise
Analyses of a Swedish tree-ring archive suggest that increased atmospheric carbon dioxide has lowered soil-nitrogen supply, which could cap carbon storage by land ecosystems.
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Nature Portfolio @natureportfolio.nature.com · 20/02/2026
Turning on the ‘For You’ algorithm on X may shift users’ political opinions towards more conservative views, reports a paper in Nature. These effects are shown to persist even after users return to a chronological feed. 🧪
go.nature.com
The political effects of X’s feed algorithm - Nature
Among users initially on a chronological feed, 7 weeks of exposure to X’s algorithmic feed in 2023 shifted political attitudes and account-following behaviour in a more conservative direction compared with those remaining on a chronological feed, whereas switching the feed setting in the opposite direction, from algorithmic to chronological, had no effect.
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Brent Toderian @brenttoderian.bsky.social · 13/02/2026
Have you seen this? This recent study of mode share (the % share of transportation trips that are by car, transit, walking, biking etc) relative to city size and income levels in almost 800 cities in 61 countries. Interesting results. HT @davidzipper.bsky.social www.sciencedirect.com/science/arti...
Great graphic showing cities on a triangle graph showing if they are most oriented to public transit, active mobility or cars.
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David Roberts @volts.wtf · 12/02/2026
Pretty much the most important thing happening in the world right now. www.carbonbrief.org/analysis-chi...
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Daniel Huppmann @danielhuppmann.bsky.social · 13/02/2026
Gestern hat die 🇺🇸 Regierung das „Endangerment Finding“ zurückgenommen. Aber auch in Österreich 🇦🇹 findet eine schleichende Aushöhlung der Klimapolitik und der Klimaforschung statt - durch Verzögerungen, Budgetkürzungen, Prioritätenverschiebungen und politisches Wegsehen. #WissenSchafftKlimaschutz
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Seth Klein @sethdklein.bsky.social · 12/02/2026
Analysis: China’s CO2 emissions have now been ‘flat or falling’ for 21 months www.carbonbrief.org/analysis-chi...
carbonbrief.org
Analysis: China’s CO2 emissions have now been ‘flat or falling’ for 21 months - Carbon Brief
China’s carbon dioxide (CO2) emissions fell by 1% in the final quarter of 2025, likely securing a decline of 0.3% for the full year as a whole.
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Daniel Huppmann @danielhuppmann.bsky.social · 02/02/2026
For a decade, the Shared Socioeconomics Pathways #SSP are used for scenario research related to climate change mitigation. Now, GDP & population projections were updated by @iiasa.ac.at & the team at the #OECD, and the #ScenarioServices team set up a new interactive app to explore the scenarios!
ssp.apps.ece.iiasa.ac.at
Shared Socioeconomic Pathways | Scenario Explorer hosted by IIASA
The Shared Socioeconomic Pathways (SSPs) are a set of scenarios that describe potential future developments in society, economics, and demographics until the end of the 21st century. This Explorer pre...
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Garry Peterson @resiliencesci.bsky.social · 29/01/2026
Disastrous consequences: shortcomings of resiliency strategies for coping with accelerating environmental change Allen+ doi.org/10.5751/ES-1... contrasts risks of government focus on resiliency vs. need to also plan and prepare for adaptation and transformation
doi.org
Ecology & Society: Disastrous consequences: shortcomings of resiliency strategies for coping with accelerating environmental change
Natural disasters driven by climate change have increased in frequency, intensity, and scale. The consequences of these disasters include the loss of human lives, property damage, increased economic ...
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Bruce Springsteen @brucespringsteen.net · 28/01/2026
I wrote this song on Saturday, recorded it yesterday and released it to you today in response to the state terror being visited on the city of Minneapolis. It’s dedicated to the people of Minneapolis, our innocent immigrant neighbors and in memory of Alex Pretti and Renee Good. Stay free
youtu.be
Bruce Springsteen - Streets Of Minneapolis (Official Audio)
YouTube video by Bruce Springsteen
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Peter Thorne @peterthorne.bsky.social · 28/01/2026
New discussion paper just dropped that’s taken shall we say a little work to get this far … essd.copernicus.org/preprints/es... please be kind. Not on an at all sensitive topic in the slightest.
essd.copernicus.org
How well can we quantify when 1.5 °C of global warming has been exceeded?
Abstract. Parties to the 2015 Paris Agreement agreed to limit the long-term increase in global average temperature to well below 2 °C and pursue efforts to keep temperatures below 1.5 °C relative to p...
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Dominik Wiedenhofer @dominikwiedenhofer.bsky.social · 27/01/2026
The world faces multiple crises and disruptions, such as climate impacts, pandemics, geopolitical tension and competition, conflicts, and wars. Here, we discuss how social metabolism research can address these pressing issues. @bokuvienna.bsky.social www.sciencedirect.com/science/arti...
sciencedirect.com
Resilience and malleability: New directions for socio-metabolic research in times of multiple crises
The world faces multiple crises and disruptions, such as climate impacts, pandemics, geopolitical tension and competition, conflicts, and wars. Socio-…
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Ken Caldeira @kencaldeira.com · 22/01/2026
It is universally acknowledged in academia that the world needs fewer better papers -- fewer inconsequential micro-advances where the aim is to help careers, not society. How do we solve this collective action problem? www.nature.com/articles/d41... richardtol.substack.com/p/quality-vs...
nature.com
I’m going to halve my publication output. You should consider slow science, too
If we don’t slow down, the research enterprise is going to crash, argues Adrian Barnett.
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David Roberts @volts.wtf · 21/01/2026
I didn't know who @polphilpod.bsky.social was before this year, but he's rapidly become one of the few writers who consistently makes sense to me. Feels like stumbling on a oasis in the desert. Anyway, I strongly endorse every word of this piece:
liberalcurrents.com
Liberalism Did Not Fail, Conservatism Did
We are moving from an ideologically multipolar world, to a bipolar one.
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Diana Urge-Vorsatz @dianaurge.bsky.social · 21/01/2026
New paper out in Nature Clean Technology: renewables are growing fast, but rising energy demand—especially from data centers & cooling—risks slowing fossil fuel phase-out. AI can help climate solutions, but only with strong demand-side policies. 🌍⚡️
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David Ho @davidho.bsky.social · 20/01/2026
This is so grim. Science isn’t just something nerds do, but the foundation of the modern world. What the Trump regime has done to US science will harm Americans for generations.
nature.com
‘Shattered’: US scientists speak out about how Trump policies disrupted their careers
Researchers lay bare the human toll of lay-offs, funding cuts and attacks on science one year after the president’s return to the White House.
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BOKU University @bokuvienna.bsky.social · 20/01/2026
Podiumsveranstaltung: Netto Null – wie kommen wir auf Kurs? Dienstag, 27. Jänner 2026, 18 Uhr BOKU Peter-Jordan-Strasse 82, Wilhelm-Exner Haus (HS01) ➡️ Livestream auf www.youtube.com/live/BEqUqQR...
youtube.com
Energiecluster: Netto Null – wie kommen wir auf Kurs?
YouTube video by BOKU University
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Matthew Facciani @matthewfacciani.bsky.social · 16/01/2026
Fascinating historical analysis finds that higher local circulation of a popular witch-hunting manual increased a city's likelihood of holding its first witch trial by about 30%. An early, quantifiable example of the harmful impact of fake news! link.springer.com/article/10.1...
link.springer.com
Ideational diffusion and the great witch hunt in Central Europe - Theory and Society
The great upsurge of witch trials in early modern Europe remains a historical puzzle. Popularly known as the “witch craze”, this eruption of persecution is puzzling because belief in witchcraft had ex...
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David Roberts @volts.wtf · 16/01/2026
The scale of China's clean energy buildout is difficult to fathom. Check out these pictures.
e360.yale.edu
Photos Capture the Breathtaking Scale of China's Wind and Solar Buildout
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Koen Van den Eeckhout @vandeneeckhoutkoen.bsky.social · 15/01/2026
...are making it harder and harder to extract the necessary information. Vinoy presents some reasons for this evolution, but also some potential countermeasures. www.scicomm.be/post/the-lin... #scicomm #informationdesign
scicomm.be
The linguistic wall
On April 25, 1953, a short paper appeared in the journal Nature that changed the world.1 It was barely a page long and contained a single, simple diagram. But what stands out today isn’t just the…
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Dr Charlie Gardner @charliejgardner.bsky.social · 10/01/2026
1/ Yes the globally wealthy have outsized emissions, and yes that’s a massive problem But it’s actually only a small part of their devastating influence on the conditions that support life 🧵
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David Roberts @volts.wtf · 09/01/2026
Today on Volts: "closed-loop" geothermal energy digs deeper than conventional geothermal & does not require natural hotspots, so it can be done anywhere. I talk with Eavor, a cutting-edge Canadian startup that has just opened its first closed-loop facility in Germany, about the possibilities.
volts.wtf
What's the deal with closed-loop geothermal?
I talk to Eavor’s Jeanine Vany and Mark Fitzgerald about the engineering breakthroughs that could finally make geothermal geography-agnostic.
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BOKU University @bokuvienna.bsky.social · 08/01/2026
Chinas Urbanisierung fordert Klima und Ressourcen. Eine Studie mit Beteiligung der BOKU University zeigt, wie stark Chinas Gebäudebestand seit 2000 gewachsen ist. @bokusec.bsky.social @dominikwiedenhofer.bsky.social ➡️: www.nature.com/articles/s41...
nature.com
Client Challenge
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Dr. Melanie Bergmann @melaniebergma18.bsky.social · 07/01/2026
🦠 New study along the coast of Central Java, Indonesia, finds more #microplastics (10–42 particles/L) than plankton (13–15 ind/L) at all sites! We urgently need better governance to combat #plastic pollution! www.sciencedirect.com/science/arti...
sciencedirect.com
Abundance and characteristics of plankton and microplastics along the northern coastline of Central Java, Indonesia
This study aimed to characterize microplastics (MPs) and analyze the composition of plankton in the coastal waters of Central Java's North Coast. The …
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Isabella M. Weber @isabellamweber.bsky.social · 07/01/2026
With the world's eyes on US oil interests, let's not forget who benefits: The richest of the rich. Our research shows: 50% of the record fossil fuel profits in 2022 went to the wealthiest 1% of US Americans, the bottom 50% only received 1%. Link: www.sciencedirect.com/science/arti...
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Ketan Joshi @ketanjoshi.co · 04/01/2026
"We show that the AI server industry is unlikely to meet its net-zero aspirations by 2030 without substantial reliance on highly uncertain carbon offset and water restoration mechanisms" An annual additional 24-44 megatonnes of CO2 per year to 2030, from AI in the US alone ->
nature.com
Environmental impact and net-zero pathways for sustainable artificial intelligence servers in the USA - Nature Sustainability
The rapid expansion of AI server installations in the United States poses sustainability challenges in terms of water usage and carbon emissions. A study now quantifies these potential impacts and out...
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Dominik Wiedenhofer @dominikwiedenhofer.bsky.social · 02/01/2026
China experienced unprecedented scale and speed of urbanization - here we map these dynamics at 30m resolution for the past 20 years to understand implications for reaching #climate targets and a more #CircularEconomy @BOKUvienna @bokusec.bsky.social www.nature.com/articles/s41...
nature.com
Building material stock drives embodied carbon emissions and risks future climate goals in China - Nature Climate Change
Reducing the embodied carbon emissions of building material stock is essential for mitigation. Using a high-resolution multiyear dataset in China, researchers show the historically massive contributio...
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Peggy March @rebelgeo.bsky.social · 26/12/2025
www.iiss.org/research-pap...
iiss.org
The Scale of Russian Sabotage Operations Against Europe’s Critical Infrastructure
This IISS paper assesses Russia’s unconventional war on Europe, focusing on sabotage of critical infrastructure, from military sites and energy grids to communications and undersea cables, testing the resilience of European governments and societies and challenging NATO/EU deterrence.
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Science Magazine @science.org · 18/12/2025
Science has named the seemingly unstoppable growth of renewable energy worldwide as the 2025 Breakthrough of the Year. Learn more about this year's #BOTY and other big advances in science: scim.ag/493Tpgx
Qianjiadong Reservoir in southern Hunan, China, produces a double harvest: solar energy and yellow carp. The solar farm produces up to 80 megawatts of power while the fish forage beneath the panels. With a massive scale-up of solar and wind at home and cheap exports of the technology, China is driving a worldwide surge of renewable energy—Science’s 2025 Breakthrough of the Year.
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Paul Lehmann @plehmann.bsky.social · 16/12/2025
"Greenhouse gas (GHG) emissions from drained peatlands account for about 7% of the total anthropogenic GHG emissions in the European Union (EU). [...] Four main emission hotspots emerge: the North Sea region, eastern Germany, the Baltics together with eastern Poland, and north Ireland."
nature.com
Identifying hotspots of greenhouse gas emissions from drained peatlands in the European Union - Nature Communications
An EU-wide analysis shows that drained peatlands are major, underreported sources of greenhouse gases. By mapping emission hotspots, the study provides guidance for targeted rewetting and strengthens ...
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Damian Carrington @dpcarrington.bsky.social · 16/12/2025
New research: The global criminalisation and repression of climate and environmental protest – a repertoire of repression #climatecrisis HT @carbonbrief.org www.tandfonline.com/doi/full/10....
tandfonline.com
The global criminalisation and repression of climate and environmental protest – a repertoire of repression
This paper sets out a repertoire of repression operating to criminalise and repress recent climate and environmental protest globally. Deploying a novel mixed methods approach, involving a comparat...
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Gabriel Zucman @gabrielzucman.bsky.social · 12/12/2025
It has become received wisdom in Brussels and Washington that there is a new “euro-sclerosis”: that the EU economy is lagging the US This view is wrong A little primer on the measurement of productivity – and why reports of the economic death of Europe are greatly exaggerated🧵
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