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Bo Vagner Hansen

@bovagner.eurosky.social
777 followers 3.6K following 1.6K posts

Dane and academic with a broad science background. Interested in the energy transition, Ukraine, and global and Danish politics.

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Bo Vagner Hansen @bovagner.eurosky.social · 15h
Besked fra vores danske energikommisær, som stadig foretrækker at kommunikere via X.
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Finbarr Bermingham @fbermingham.bsky.social · 20h
Vestas CEO: “Five years ago, Chinese authorities barred Vestas from monitoring or running its own software on turbines. If European software isn’t welcome in China, why should Chinese software and turbines be welcome in Europe’s grid?”
fortune.com
'Europe needs to shed its naivety': Vestas CEO Henrik Andersen on Chinese competition and the energy issue that keeps him up at night | Fortune
The Danish company has pivoted through multiple crises to become the world’s biggest turbine manufacturer. Now, as new competitors emerge and costs rise, its CEO is changing strategy to stay ahead.
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Kenneth Nørgaard @kennethnrgaard.bsky.social · 05/10/2026
Asta Olivia Nordenhof og Elon Musk har én ting tilfælles: storhedsvanvid Nu har hun skrevet sin vildeste bog til da
zetland.dk
Asta Olivia Nordenhof og Elon Musk har én ting tilfælles: storhedsvanvid
Hver dag har Asta Olivia Nordenhof en ambitiøs, næsten umulig opgave foran sig: at undergrave kapitalismen.
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Bo Vagner Hansen @bovagner.eurosky.social · 05/10/2026
"ifølge Henrik Madsen, professor på DTU, er der faktisk plads til langt mere strøm i elnettet, end der bliver brugt i dag. - Ved at bruge batterier til at udjævne spidsbelastningerne i forbrug og produktion, tænker jeg, at vi relativt let kan fordoble kapaciteten" www.tv2east.dk/odsherred/he...
tv2east.dk
Henrik sparer 14.000 kroner på el: - Det smarte er, at man ikke skal tænke over ret meget
Batterier i danske hjem kan både give familier billigere strøm og være med til at udnytte elnettet bedre.
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Per Clausen @perclausen.bsky.social · 05/10/2026
Gode input til hvordan vi kan omlægge EUs landbrugsstøtte, så den medvirker til at udvikle en produktion af sunde fødevarer, hvor produktionen ikke ødelægger natur, miljø eller truer vores drikkevand. okonu.dk/politik-og-u...
okonu.dk
Ti organisationer vil gøre op med EU's passive støtte til landbruget
Ti organisationer foreslår at fordele EU’s landbrugsstøtte ud fra hensyn til klima, drikkevand, vandmiljø, natur og dyrevelfærd frem for størrelsen på arealet. De forventer, at det samtidig kan ændre ...
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Henrik Plaschke @henrikplaschke.bsky.social · 05/10/2026
1. Now former professor of global studies Michelle Pace has been fired (or “forced to leave”) from her position at Roskilde University, Denmark for rather unclear reasons which are not academic. These reasons appear to be political more than anything else. To read the following text you need to
politiken.dk
Danish university leadership asked researchers to hand over
Researchers at RUC have been asked to hand over the names of students who staged actions in support of Gaza and have been reprimanded for reading poems in support of Gaza. An expert sees it as a threa
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Nicolai von Ondarza @nvondarza.bsky.social · 05/10/2026
Here is an example of lagging politics - the whole time German parties to the right fought against the 2035 ICE car ban, and here we are at the end of 2026 and EV sales have risen to more than a third, overtaking petrol and diesel car sales combined.
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International Energy Agency @iea.org · 05/10/2026
Negative electricity prices have become a common occurrence in many markets. Their rising frequency highlights the need for greater system flexibility – including battery storage and demand response – to support reliable, efficient power systems 👉 iea.li/4ynBoFh
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Clean Energy Wire | CLEW @cleanenergywire.bsky.social · 05/10/2026
The energy transition is starting to feed itself The electrification push is starting to create its own supply of copper, rare earths, silver and other materials
reuters.com
reuters.com
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Kate from Kharkiv @kateinkharkiv.bsky.social · 04/10/2026
​"Ukraine is the most modern military force that we have in Europe today. It is a buffer zone and an impediment to potential Russian aggression." — Stubb ​I respect Stubb, but never did I imagine myself saying that I'm from a buffer zone for Europe, where we are not people, but a function,
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Soren Larsen (SEGL) @sorenlarsen.bsky.social · 04/10/2026
"Politiken opruller søndag et sagsforløb fra RUC, der handler om politisk pres og en frygtkultur, som ifølge ansatte truer den akademiske frihed." Gavelink
politiken.dk
Studenterråd er »paf«: Det er en drastisk beslutning at lægg
Studenterrådet på Roskilde Universitet er »paf« og frustrerede over RUC’s ledelse, som de studerende vurderer er bukket under for politisk pres.
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Søren Torbjørn Svendsen @sorentsvendsen.eurosky.social · 03/10/2026
Så absurd en situation man stiller en stor gruppe mennesker i. #dkpol www.dr.dk/nyheder/indl...
dr.dk
Se, hvem fik næsten statsborgerskab? Muslimer, europæere eller unge født i Danmark
De var godkendt til statsborgerskab, men så faldt loven bort. Nu venter de uden at kende de nye regler. Se, hvem de er.
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Ole Sanvig @sanvig.dk · 04/10/2026
Det er ret rystende læsning. “Ret” skal læses på vendsysselsk. #dkpol 🎁 politiken.dk/del/v-yedaAH...
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Bo Vagner Hansen @bovagner.eurosky.social · 02/10/2026
"Turkmenistan responded to about 20% of the alerts with on-the-ground information about the leaks and potential plans to fix them. In contrast, the US was sent the second highest number of alerts ... but responded to none and had fixed no leaks in the last year." www.theguardian.com/environment/...
theguardian.com
‘Breakthrough’ as Turkmenistan starts fixing ‘mindboggling’ methane mega-leaks
Secretive state begins repairs on ageing facilities after being revealed as worst country for leaks of potent greenhouse gas
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Bo Vagner Hansen @bovagner.eurosky.social · 02/10/2026
"Since launching three years ago, MARS has enabled 41 cases of methane reductions across 11 countries. Together, these sources are estimated to have released 1,200,000 tonnes of methane, an amount that has the same climate impact as the annual emissions of 24 million gasoline-powered cars."
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Damian Carrington @dpcarrington.bsky.social · 02/10/2026
Another eye-in-sky spotting the huge #methane plumes heating the plant from Carbon Mapper - polluters increasingly have nowhere to hide 1/2 www.prnewswire.com/news-release...
prnewswire.com
Tanager 2 Launch to Scale Up Carbon Mapper's Methane Impact
/PRNewswire/ -- Today, the Tanager-2 satellite was successfully launched into orbit onboard the SpaceX Transporter-18 rideshare mission. Tanager-2 is the...
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T&E @transportenvironment.org · 02/10/2026
pCAM, CAM, Cells? And what about recycling? Our new webpage explains the steps involved in making a battery to power your EV. Understanding how a battery is made is key to understanding where gaps remain in Europe. Check out the webpage ➡️ bit.ly/3TeKiWF
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Klima-, Energi- og Forsyningsministeriet @klimaministeriet.bsky.social · 01/10/2026
Et bredt flertal af Folketingets partier har i dag vedtaget Akutplanen for elnettet. Samtidig er den politiske forståelse bag blevet til en aftale. Læs mere her: www.kefm.dk/aktuelt/nyhe...
kefm.dk
Bredt flertal har stemt for akutplanen for elnettet
Et bredt flertal af Folketingets partier har i dag vedtaget akutplanen for elnettet. Samtidig er den politiske forståelse bag blevet til en aftale, hvor alle partierne er enige om, at Danmark står i e...
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Bo Vagner Hansen @bovagner.eurosky.social · 29/09/2026
Very enlightening discussion of industrial heat and thermal batteries. This is the type of technology we need to reduce greenhouse gas emissions, increase electricity grid utilization, and reduce energy bills.
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Bo Vagner Hansen @bovagner.eurosky.social · 29/09/2026
Debatten om datacentre kører også i Norge. "En ny rapport fra Teknologirådet viser at 90 prosent av datasenterkapasiteten i Norge er utenlandsk eid. Datasentrene krever store mengder strøm, men gir få varige arbeidsplasser og lav lokal verdiskaping."
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Nicolas Fulghum @nicolasfulghum.bsky.social · 29/09/2026
In May 2023, coal dropped below 10% of EU electricity for the first month on record. Since then, 22 of 39 months were below 10%. Coal is on its way out in the EU, displaced by solar and wind power.
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David Roberts @volts.wtf · 26/09/2026
I got to Copenhagen this morning and have been biking around all day and, y'all, I don't know if you've heard about this, but ... this place has pretty good bike infrastructure. You read about it but it's still just mind-blowing to see. Swarms of bikes, everywhere. Swarms!
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Paul Behrens @profpaulbehrens.bsky.social · 25/09/2026
Plant-rich diets are the food system's electrification. Petrol cars only see 18-25% of their fuel energy get to the wheels; EVs 87-91%. Heat pumps are 2 or 3 times more efficient. Food has its own combustion engine: a chicken turns about 13% of its feed calories into food, worse than a petrol car.
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Michael Minter @micminter.eurosky.social · 24/09/2026
I to nye notater dumper CONCITO og Klimarådet en generel momsnedsættelse på fødevarer som dyrt og ineffektivt i forhold til både købekraft og klima. Den generelle momsnedsættelse på fødevarer øger husholdningernes klimaaftryk uden at forholde sig til et fødevaresystem i krise. 🧵
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Bo Vagner Hansen @bovagner.eurosky.social · 25/09/2026
"About 88 percent of materials are thrown away rather than re-used or recycled in the European Union. That creates mountains of refuse that is expensive to dispose of, and wastes valuable resources that could re-enter the economy rather than being incinerated or buried."
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Bo Vagner Hansen @bovagner.eurosky.social · 24/09/2026
"Batterier i stor skala er en central del af løsningen på elnettets problemer, argumenterer Energinets nye formand. I dag spænder bureaukrati imidlertid ben for teknologien." #dkgreen #dkenergi #dkpol borsen.dk/nyheder/baer...
borsen.dk
Tommy Ahlers har fundet elnettets “missing link”. Nu skal det kobles på
Batterier i stor skala er en central del af løsningen på elnettets problemer, argumenterer Energinets nye formand. I dag spænder bureaukrati imidlertid ben for teknologien
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Ben McWilliams @bmcwilliams.bsky.social · 24/09/2026
Since start of summer, Ireland, Italy and the UK stand out for high wholesale electricity prices. Expensive gas still setting the price in more hours than neighbouring countries. european-clean-tech-tracker.bruegel.org/s/Qm-ysQ
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Danwatch @danwatch.dk · 23/09/2026
Danwatch kan nu afsløre, at en prominent schweizisk advokat, som optræder i Panama Papers og er sanktioneret af USA for at hvidvaske penge for Vladimir Putin, var direktør i et dansk selskab med tætte bånd til Rusland 👉 danwatch.dk/?p=53456
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Chris Nelder @chrisnelder.bsky.social · 22/09/2026
Climate communicators have a lot of work to do, and frequently undermine their own efforts by focusing too much on doomerism and not enough on the enormous benefits of a successful energy transition. Their ignorance of message testing research is a serious impediment to progress. 3/
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T&E @transportenvironment.org · 22/09/2026
The verdict is in: avoiding warming contrails could free up 3-5 percentage points of the global 2025-2050 temperature budget. 🧵👇
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Bo Vagner Hansen @bovagner.eurosky.social · 22/09/2026
Great @volts.wtf podcast episode about how data centers can act flexibly, easing strain on the grid, allowing for faster grid connection, and additional renewable electricty to be incorporated. David Roberts asks all the right questions, and Varun Sivaram answers eloquently.
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Dansk statistik @danskstat.bsky.social · 22/09/2026
1/7 Nyt fra @concito.bsky.social Differentieret moms er ikke en god løsning – heller ikke fra et klimaperspektiv De stigende fødevarepriser er blevet et kald til politisk handling. Et kald om at gøre fødevarer billigere ude i køledisken. Men nuværende forslag til ændring #dkstat #dkpol #dkklima
CONCITO
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jorgensteen.bsky.social @jorgensteen.bsky.social · 22/09/2026
Energiklagenævn slæbes i retten for at spænde ben for Bornholms vindmøller dkgreen #dkpol www.information.dk/indland/2026...
information.dk
Energiklagenævn slæbes i retten for at spænde ben for Bornholms vindmøller
Syv år efter bornholmske borgeres initiativ for at hjælpe øens grønne omstilling med en havmøllepark går man nu rettens vej for at gøre op med afslag efter afslag fra myndighederne
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Prof Ian Hall @ianhall.bsky.social · 21/09/2026
🌊 Ocean acidification has now joined the list of exceeded planetary boundaries. That makes 7 of 9. These are interconnected Earth-system pressures, collectively eroding resilience and shrinking humanity’s safe operating space. www.pik-potsdam.de/en/news/late...
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DR Indland (dkbot) @dkbot-dr-indland.bsky.social · 20/09/2026
Danmark kaldes 'et uland', når det kommer til store batterier www.dr.dk/nyheder/indland/danmark-k… #dk #nyheder #dkbot
dr.dk
Danmark kaldes 'et uland', når det kommer til store batterier
Batterier skal være med til at løse kapacitetsproblemerne i elnettet - men opstillingen bremses på grund af kapacitetsproblemer i elnettet.
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Bo Vagner Hansen @bovagner.eurosky.social · 20/09/2026
Der står ellers i regeringsgrundlaget, at man vil "Arbejde for at indfri ambitionen om 100 pct. grøn gas i 2030 og fortsætte omstillingen væk fra olie- og gasfyr med det mål, at der i 2035 ikke er boliger, der opvarmes med naturgas og olie."
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Jan Rosenow @janrosenow.bsky.social · 13/09/2026
NEW BRIGHT SPOTS: EU homes used twice as much electricity for cooling in 2024 as in 2018. And barely anyone has air conditioning yet. 6% in Germany, 90%+ in the US. If Europe catches up, cooling could be a quarter of the 2050 system peak. janrosenow.substack.com/p/what-happe...
janrosenow.substack.com
What happens when 90% of Europe has air con?
How better buildings can keep Europe cool while reducing energy costs and grid pressure
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Bo Vagner Hansen @bovagner.eurosky.social · 20/09/2026
"Realising the potential of ETES requires industrial heat to be treated as a flexible system asset rather than rigid demand, and market design, regulatory practice and industrial strategy have not yet made that shift. Policy should reward system integration and operational flexibility"
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Bo Vagner Hansen @bovagner.eurosky.social · 20/09/2026
Batterianlæg kan hjælpe elforsyningen ved at stabilisere frekvensen, agere backup, udjævne priser og øge udnyttelsesgraden af elnettet, så vi ikke behøver udbygge elnettet så meget. Hør Daniel Kappelgaard fra BattMan Energy fortælle i Energiens Stemme. energiens-stemme.dk/daniel-kappe...
energiens-stemme.dk
30. Daniel Kappelgaard – BESS del 1 - Energiens stemme
Hvad sker der når en iværksætter udfordrer hele logikken i elnettet? Nogle gange sker der ingenting, andre gange sker der et jordskred, for det handler ikke kun om at udfordre, det handler i lige så høj grad om at ramme rigtigt, både med produkt og timing. Tilbage i 2022 gik Daniel Kappelgaard med ønsket, om at lave
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Soren Larsen (SEGL) @sorenlarsen.bsky.social · 18/09/2026
"Improvements in air pollution are leading to brighter, smarter toddlers..." Gælder også indendørs. I vel-ventilerede klasseværelser og undervisningslokaler. #indeklima, #PISA, #folkeskolen, #smitteforebyggelse, #præstationsevne, #CO2-niveau
theguardian.com
Improved air quality linked to better mental development in toddlers, study finds
Long-term research in New York shows efforts to reduce air pollution associated with higher cognitive test scores
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Carsten Suhr @csuhr.bsky.social · 19/09/2026
Et nyt batteri i Vestjylland gemmer strøm direkte fra en eksisterende vindmølle og sender den ud igen, når der er mere brug for den. Løsningen kan blive et vigtigt våben mod både et presset elnet og vilde udsving i elprisen. #dkenergi #dkgreen #dkpol
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Giulio Mattioli @giuliomattioli.bsky.social · 18/09/2026
There's a lot of talk about cutting welfare in Germany at the moment - but how about cutting this? www.cleanenergywire.org/news/germany...
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Justin Mikulka @justinmikulka.bsky.social · 16/09/2026
"Firm renewables are here - Some 75% of the planet can get firm solar + battery + backup supply for under $100/MWh" ember-energy.org/app/uploads/...
Firm renewables are here
Some 75% of the planet can get firm solar + battery + backup supply for under $100/MWh
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Simon Evans @drsimevans.carbonbrief.org · 16/09/2026
ELECTRIFICATION: Really striking chart showing that three-quarters of final energy demand can now be electrified "economically" (ie at lower lifetime cost) – and 90% electrification is technically possible From the latest @ember-energy.org slidedeck by @kingsmillbond.bsky.social and colleagues
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Bo Vagner Hansen @bovagner.eurosky.social · 15/09/2026
"using plasma deposition, LeydenJar can - layer by tiny layer - make an ultra-thin pure silicon foil which resists cracking, allowing a significant increase in battery life, charging speed, and energy density (up to 50%, according to LeydenJar)."
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Adrian Hiel @adrianhiel.bsky.social · 15/09/2026
Just recorded the final episode of this series on electrifying my house. It should be out in 2 weeks and it will have a wrap-up of all the costs akd whether I did, in fact, manage to electrify my house for free.
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Bo Vagner Hansen @bovagner.eurosky.social · 15/09/2026
Yderst interessant podcast om fordele og farer ved brug af kunstig intelligens. Vært @henrikheide.bsky.social interviewer teknopsykolog Astrid Galsgaard i Ingeniørens @ing.dk podcast Transformator. transformator.fireside.fm/393
transformator.fireside.fm
Astrid forsker i læring: AI eroderer vores faglighed og fordummer vores børn
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T&E @transportenvironment.org · 15/09/2026
NEW RESEARCH: Reckless airport expansion plans will cause 20 major European airports to blow past their carbon limits, with some surpassing their limits almost three times over. 🧵👇
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Bjarne Chr. @bjarnec.eurosky.social · 15/09/2026
Det giver rigtig god mening at stoppe med at grave tørv til spagnum. #klima #natur www.dr.dk/nyheder/indl...
dr.dk
Bjarne og naboerne til kamp for mosen: 'Det er jo Danmarks regnskov, de ødelægger'
Når man udvinder spagnum eller tørv, er det ligesom at udvinde olie, siger ekspert.
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Ember @ember-energy.org · 14/09/2026
#MethaneMonday | The UN just said the quiet part out loud: a 1.5C breach is now all but inevitable. But buried in the same report is one of our best levers to slow it down: “deep reductions in methane” 📌 Fossil methane is the fastest, most readily available, low-cost lever ✅
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