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Edgar Hertwich

@edgarhertwich.bsky.social
716 followers 245 following 265 posts

Energy and Resource Economics. Global Production, Consumption, and Trade Analysis. Climate Change Mitigation. International Institute of Applied Systems Analysis, IIASA XIO Sustainability Analystics as

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Edgar Hertwich @edgarhertwich.bsky.social · 12/09/2026
@jburnmurdoch.ft.com shows that regions that have kept traditional pedagogy have been able to preserve their PISA scores while others - such as Finland - have experienced a rapid decline. We are setting up a generation to fail at school
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Edgar Hertwich @edgarhertwich.bsky.social · 08/09/2026
Ich würde sie auf Radwegen erlauben aber auf Rad- und Gehwegen verbieten.
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Edgar Hertwich @edgarhertwich.bsky.social · 07/09/2026
Ich bin froh dass sich zumindest seriöse Medien in der deutschen Debatte um das #Verbrenneraus um eine richtige Darstellung der wissenschaftlichen Erkenntnisse bemühen. Nach dem Aufsehen um die von @TUM verbreiteten Falschinformation. www.spiegel.de/mobilitaet/e...
spiegel.de
Elektroauto-Studie: Zitierte Forscher beklagen »heftige Verzerrung« ihrer Ergebnisse
Eine Untersuchung der TU München zur Klimawirkung von E-Autos, mit der EU-Politik beeinflusst werden soll, sorgt für Wirbel. Nun kritisieren niederländische Experten, darin würden sie falsch interpret...
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Edgar Hertwich @edgarhertwich.bsky.social · 05/09/2026
giftarticle.ft.com/giftarticle/... EU counterterror envoy urges pressure on social platforms over youth extremism
giftarticle.ft.com
EU counterterror envoy urges pressure on social platforms over youth extremism
Large-scale terrorism has receded but smaller attacks by individuals recruited online are on the rise
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Edgar Hertwich @edgarhertwich.bsky.social · 05/09/2026
Social media brings extremism and fundamentalism into our kids bedrooms. Time to address this important issue. EU counterterror envoy urges pressure on social platforms over youth extremism
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Edgar Hertwich @edgarhertwich.bsky.social · 01/09/2026
Temperature is a function of the greenhouse gas concentration in the atmosphere. Given the long residence time of gases, it is the accumulated emissions that determine temperature. The remaining emissions constitute the budget. Figure @robbieandrew.bsky.social 2/
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Edgar Hertwich @edgarhertwich.bsky.social · 01/09/2026
Austria's government agreed to reach net-zero in 2040. Background is the emissions budget. If emissions extend beyond 2040, they need to reduce more quickly now. My explainer of the emissions budget focused on where it came from. @karlsteininger.bsky.social explains the situation in Austria.
lnkd.in
#klimagesetzverstehen #standortpolitik #investitionen | Karl Steininger
Folge 2 - Österreichs Anteil am verbleibenden Emissions-Budget. Die Aufteilung der globalen Restmenge folgt Physik und Fairnessregeln. Daraus lässt sich ableiten, was der nationale Pfad erfüllen mus...
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Edgar Hertwich @edgarhertwich.bsky.social · 31/08/2026
If Capex is 40% of a data center’s cost and energy another 40%, it is much more resource demanding than your typical business. thenetworkinstallers.com/blog/data-ce...
thenetworkinstallers.com
Data Center Operating Costs: Complete Guide (2026)
Explore data center operating costs in this complete guide. Learn key expenses, cost drivers, and ways to optimize efficiency and budgets.
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Edgar Hertwich @edgarhertwich.bsky.social · 21/08/2026
I then started applying the lessons of Carl Wieman of interspersing lectures with activities. ideallearninglab.stanford.edu/people/carl-...
ideallearninglab.stanford.edu
Carl Wieman
DRC Chaired Professor Professor of Physics and Education, Emeritus, Stanford University Nobel Laureate in Physics 2001 Yidan Laureate in Education Research 2020
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Edgar Hertwich @edgarhertwich.bsky.social · 21/08/2026
It was all the hype a decade ago. Several of my colleagues gave it a serious try when I was teaching @yale.edu and @ntnu.no. Experiences were mixed and many went back. The brain is emotionally primed for learning when spoken to by a live face. See Dehane www.penguinrandomhouse.com/books/579922...
penguinrandomhouse.com
How We Learn by Stanislas Dehaene: 9780525559900 | PenguinRandomHouse.com: Books
“There are words that are so familiar they obscure rather than illuminate the thing they mean, and ‘learning’ is such a word. It seems so ordinary, everyone does it. Actually it’s...
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Edgar Hertwich @edgarhertwich.bsky.social · 20/08/2026
A Brussels Effect for battery sustainability An EU battery regulation can help drive toward a widely shared evidentiary system for sustainability governance www.science.org/doi/10.1126/...
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Lauren Dobson-Hughes @ldobsonhughes.bsky.social · 07/08/2026
Deaths of newborns have risen by 81% in just a year, for the most vulnerable people across sub-Saharan Africa, in the wake of global aid cuts Deaths of babies in the first year of life are up 111% in a year. Deaths of under-5s have risen 50% in a year www.independent.co.uk/news/health/...
independent.co.uk
Newborn deaths are surging in the world’s most vulnerable communities. Here’s why
Mothers across sub-Saharan Africa face a perfect storm of conflict, displacement and global aid cuts that are leaving them without the help they need in the most dangerous countries to give birth. Liz...
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Edgar Hertwich @edgarhertwich.bsky.social · 04/08/2026
Mir aus dem Herz ❤️ gesprochen. 🙏 www.derstandard.at/story/300000...
derstandard.at
Wann endlich entschließt sich die Bundesregierung zu einer Klima-Krisenstrategie?
Der Klimawandel gefährdet die Lebensgrundlagen der Menschen in einem ganz akuten und bedrohlichen Ausmaß – und die Regierung macht so weiter, als ob nichts Neues ansteht
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Edgar Hertwich @edgarhertwich.bsky.social · 01/08/2026
Wieder ein Anschlag, wieder verursacht von jemandem, der hier aufgewachsen ist. Die Radikalisierung hat strukturelle Gründe, die wir beseitigen müssen. Die Rezepte der Rechten verursachen nur noch mehr Gewalt. substack.com/profile/1172...
substack.com
Edgar Hertwich (@hertwich)
Die bestürzenden, auf religiös oder politisch motivierten Gewaltakte der letzten Jahre reflektieren die Radikalisierung breiter Bevölkerungsgruppen. Der Fall der beiden Wiener Jugendlichen, die ein At...
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Edgar Hertwich @edgarhertwich.bsky.social · 20/07/2026
Wow, what is new here? Should this not always have been the guiding principle? Long, we were happy about 🇨🇳 cheap manufacturing and 🇪🇺 selling investment and luxury goods. We had the ‘intangible assets’ that produced all the value added. No longer!
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Edgar Hertwich @edgarhertwich.bsky.social · 29/06/2026
I am still bummed about the low attendance of a webinar that proved to be exceedingly interesting. Nobody in Europe seems to be interested in Machinery and Equipment! I am sure this bias is the reason why my grant applications get rejected. It may also be a factor in Europe's industrial decline.
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Edgar Hertwich @edgarhertwich.bsky.social · 29/06/2026
Not all #veggie and alternative protein #burgers are created equal: Soy-based burgers have substantially lower #biodiversity impacts than all other alternatives due to their lower land use and simple recipe requiring fewer inputs from the tropics. link.springer.com/article/10.1...
link.springer.com
Terrestrial biodiversity impacts of replacing beef with alternative-protein burger patties across ten European Union Countries - Journal of Industrial Ecology
Alternative-protein patties are increasingly promoted for their lower environmental footprint, yet their impacts on terrestrial biodiversity remain poorly understood. This study compares conventional ...
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Edgar Hertwich @edgarhertwich.bsky.social · 21/06/2026
The scale of these changes is astounding. It is already hot! What will 2050 be like? showyourstripes.info/c/europe/aus...
showyourstripes.info
Show Your Stripes
Visualising how the climate has changed for every country across the globe
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Edgar Hertwich @edgarhertwich.bsky.social · 16/06/2026
Circular economy for machinery and equipment? Options to retain valuable raw materials and reduce GHG emissions through efficient use, remanufacturing and recycling. #EUCircularTalks tomorrow! Please register following this link: circulareconomy.europa.eu/platform/en/...
circulareconomy.europa.eu
Machinery manufacturing in the circular economy – an unexplored ally in the circular transition?
European Circular Economy Stakeholder Platform - A joint initiative by the European Commission and the European Economic and Social Committee
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Edgar Hertwich @edgarhertwich.bsky.social · 11/06/2026
The Earth is radiating less energy than it receives, creating an imbalance. 90% of the excess heat is absorbed by the oceans and contributes to rising sea levels and reduced fishery production. Important new work published today. theconversation.com/earths-energ...
theconversation.com
Earth’s energy imbalance has doubled – here’s why that matters
A key climate warning sign just hit a record high.
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Edgar Hertwich @edgarhertwich.bsky.social · 10/06/2026
I am happy to join the @eea.europa.eu for a webinar on the benefits of the #CircularEconomy tomorrow 11 June at 13.00 CEST www.eea.europa.eu/en/newsroom/...
eea.europa.eu
Webinar: What are the benefits of circular economy?
Transition to a more circular economy will not make products rounder. A circular economy reduces pressures to the environment and climate, while it fosters our economic security. But how much good pre...
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Edgar Hertwich @edgarhertwich.bsky.social · 10/06/2026
I think it is about time to consider how to react to a downfall of Putin, either as a coup or an uprising. How would we react? Do we have any scenarios on who might gain power? theconversation.com/could-the-wa...
theconversation.com
Could the war in Ukraine bring political change to Russia?
The war is increasingly becoming a public humiliation for Russia.
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Edgar Hertwich @edgarhertwich.bsky.social · 26/05/2026
The class divergence in US consumption is stunning. giftarticle.ft.com/giftarticle/... How ‘Epstein class’ became a populist battle-cry in US politics
Screenshot from Financial Times of a chart that shows that the share of consumption expenditure by the richest 10% of households is approaching 50% while the lower 80% has dropped to below 40%, 1990 to 2025
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Edgar Hertwich @edgarhertwich.bsky.social · 13/05/2026
Inspiring and worthwhile speech to Europe by @Anne Applebaum. It is our moment now to seize the initiative, defend our values, and shape our future. Please read!
festwochen.at
A Speech to Europe 2026 – Anne Applebaum
Read the full Speech to Europe 2026 by Anne Applebaum with the title `The European Moment´, held on 13 May 2026 at Judenplatz, Vienna.
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Edgar Hertwich @edgarhertwich.bsky.social · 09/05/2026
Also in Norwegen 🇳🇴 zahlt die Regierung nur Kindern den Zahnarzt.
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Edgar Hertwich @edgarhertwich.bsky.social · 09/05/2026
Thanks to Sky News for providing information on vote share news.sky.com/story/englis...
news.sky.com
Elections: Analysis in maps and charts, and find out the result from your seat
Over 5,000 seats were up for election across 136 councils in England. Find out the result from your seat with our new tool.
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Edgar Hertwich @edgarhertwich.bsky.social · 09/05/2026
UK election results show a splintering of the party system that leads to huge losses of seats for reasonable politicians to the far right due to single seat constituencies e3.365dm.com/26/05/2048x1...
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Edgar Hertwich @edgarhertwich.bsky.social · 07/05/2026
This is simply outrageous ! www.bbc.com/news/article...
bbc.com
The insider trading suspicions looming over Trump's presidency
The BBC has found a pattern of spikes in trades ahead of public announcements by the US president.
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Edgar Hertwich @edgarhertwich.bsky.social · 26/04/2026
The larger question is what it does to support for and recruitment to climate activism.
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Edgar Hertwich @edgarhertwich.bsky.social · 19/04/2026
Unsere Kommunikation wird heute von internationalen Konzernen nach Profitkriterien gestaltet. Das zerstört unsere Gesellschaft. Wir müssen das nicht hinnehmen. Wir sollten selbst unseren kommunikativen Raum gestalten. Wieso, and was wir machen sollen, hier. open.substack.com/pub/hertwich...
open.substack.com
Von Mensch zu Mensch
Zur Notwendigkeit einer gesellschaftspolitischen Bewegung für europäische Kultur und Wirtschaft
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Timothy Snyder @timothysnyder.bsky.social · 18/04/2026
Two nights ago, Russia sent nearly 700 drones and dozens of missiles at Ukrainian civilians. In the fifth year of the war, aerial attacks on Ukrainian civilians have become even more intense and more frequent. Please join me in this campaign for air defense equipment. You can help protect lives.
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Anton Gerashchenko @antongerashchenko.bsky.social · 15/04/2026
This is a Ukrainian boy, Bohdan. He will forever be eight years old. Yesterday, a Russian drone killed Bohdan as he was playing on a playground in Cherkasy. Bohdan sang in the church choir. Deepest condolences... Russian terrorism must be stopped.
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Edgar Hertwich @edgarhertwich.bsky.social · 08/04/2026
I wonder whether we will see an uptick in EV and heat pump sales also in the US. This would take a long time to feed through to the instantaneous energy use, but once the investment is made, the reduction is permanent. So, the crisis could change the direction of travel.
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Timothy Snyder @timothysnyder.bsky.social · 08/04/2026
Some thoughts about the President of the United States speaking about ending a civilization. The president speaks genocide. Anyone who has been involved in that conversation or associated actions would be complicit. And so we too must speak. Not only about crimes, but about their legal punishment.
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Edgar Hertwich @edgarhertwich.bsky.social · 08/04/2026
What a great way to make money ... if you know what is coming. Unfortunately, for us who do not, we loose. This is on the back of our retirement accounts, which are invested in some index fund. giftarticle.ft.com/giftarticle/...
giftarticle.ft.com
Middle East war live: Oil tumbles and stocks surge after Iran ceasefire agreed
Tehran says it will allow ‘safe passage’ through Strait of Hormuz during two-week ceasefire
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Edgar Hertwich @edgarhertwich.bsky.social · 02/04/2026
Countries from Austria to Zambia drop their fuel taxes to reduce the price paid by households. Below figure from Econ textbook shows that when supply is inelastic, price faced by consumer is not influenced by taxes. www.economicsdiscussion.net/commodity/ef...
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Edgar Hertwich @edgarhertwich.bsky.social · 01/04/2026
Hahahaha. 🇳🇴 dropped its fuel taxes by Kr 4.4 on petrol and 2.8 on diesel. Here you can see what happened to prices at midnight: they went up! This is ironic, but through this crisis, we should not expect anything else.
nrk.no
Drivstoffavgifta er kuttet, men prisen er så langt ikkje mykje endra.
Ved midnatt blei drivstoffavgifter fjerna. Men høge prisar tyder på for dårleg konkurranse, meiner Forbrukarrådet.
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Edgar Hertwich @edgarhertwich.bsky.social · 24/03/2026
giftarticle.ft.com/giftarticle/... Time to scrutinise populism’s ‘supply side’
giftarticle.ft.com
Time to scrutinise populism’s ‘supply side’
Volatility traders have come for our democratic politics and are showing that turbulence pays
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Edgar Hertwich @edgarhertwich.bsky.social · 24/03/2026
Time to scrutinise populism’s ‘supply side’ @liambyrnemp.bsky.social points to ways in which financier profit from the volatility that populists generate and thus finance distribution. We all need to fight this. Gift article.
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Edgar Hertwich @edgarhertwich.bsky.social · 20/03/2026
I am glad that the @europeandemocrats.bsky.social are reading the @falter.at
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European Scientific Advisory Board on Climate Change @esabcc.bsky.social · 20/03/2026
In its new report, @esabcc.bsky.social outlines 6 recommendations to climate-proof the EU agri-food system. These actions can facilitate a gradual transition across production, land use and consumption patterns that is fair and supports farmers and rural communities. Full report tinyurl.com/3ct2tfyc
tinyurl.com
Climate adaptation and mitigation in the agri-food system – Recommendations for coherent EU policies
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Edgar Hertwich @edgarhertwich.bsky.social · 20/03/2026
Current energy networks are insufficient for the shift of transport, heating, and industry to renewable electricity. Stop building gas infrastructure, build electricity transmission and distribution. 4/4 climate-advisory-board.europa.eu/reports-and-...
climate-advisory-board.europa.eu
Towards climate neutral and resilient energy networks across Europe - advice on draft scenarios under the EU regulation on trans-European energy networks
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Edgar Hertwich @edgarhertwich.bsky.social · 20/03/2026
Time to stop the reversal of previous energy and climate policy, and to vigorously pursue those EU policies and targets that have been designed but not yet implemented. 3/ climate-advisory-board.europa.eu/reports-and-...
climate-advisory-board.europa.eu
Towards EU climate neutrality: progress, policy gaps and opportunities
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Edgar Hertwich @edgarhertwich.bsky.social · 20/03/2026
Save energy immediately through behavior change such as shorter showers, heating only occupied rooms, and taking public transport. Invest in renewables, transmission lines, heat pumps, energy storage, insulation. 2/ climate-advisory-board.europa.eu/reports-and-...
climate-advisory-board.europa.eu
Addressing the energy crisis while delivering on EU’s climate objectives: recommendations to policy makers
The energy crisis that the EU has been facing since early 2022 – as well as the policy responses to that crisis – can have a significant impact on the EU’s transition towards climate neutrality. The E...
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Edgar Hertwich @edgarhertwich.bsky.social · 20/03/2026
Time for Europe to realize energy independence. giftarticle.ft.com/giftarticle/... IEA calls for driving slower and flying less to weather energy crisis 1/
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Edgar Hertwich @edgarhertwich.bsky.social · 18/03/2026
Ich verstehe dass man das aufgrund der öffentlichen Diskussion macht. Es hilft jedoch nicht, den Energieengpass zu vermindern. Daher wird dadurch der Ölpreis steigen und arme Länder werden weniger konsumieren.
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Timothy Snyder @timothysnyder.bsky.social · 18/03/2026
The US is attacking Iran. Russia is helping Iran target US forces. For all we know Russia is co-responsible for the deaths of US soldiers. And yet Trump has made Russia the main winner of the war thus far by lifting oil sanctions. I can’t think of anything like this.
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Edgar Hertwich @edgarhertwich.bsky.social · 18/03/2026
Expert_innen schlagen Alarm: Mit der neuen Bundesstaatsanwaltschaft könnten Parteien mehr Einfluss auf die Justiz gewinnen. Klar ist: Die Justiz muss unabhängig ermitteln können. Unterzeichne die @aufstehn.at -Petition für eine unabhängige Bundesstaatsanwaltschaft: aktion.aufstehn.at/s/fwnisdGM
aktion.aufstehn.at
Jetzt unterzeichnen: Rettet die Justiz – für eine unabhängige Bundesstaatsanwaltschaft!
Justizministerin Anna Sporrer und die Bundesregierung: Für eine unabhängige Justiz
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IIASA @iiasa.ac.at · 11/03/2026
A new report by the European Scientific Advisory Board on Climate Change warns current policies are insufficient to address rising climate risks to the EU agri-food system & meet climate targets. 👉 iiasa.ac.at/news/mar-202... @edgarhertwich.bsky.social @joerirogelj.bsky.social @esabcc.bsky.social
iiasa.ac.at
Securing food production on a rapidly warming continent: EU climate advisors call for urgent action
The EU agri-food system is increasingly threatened by climate change while accounting for roughly one-third of the EU’s greenhouse gas emissions. A new report by the European Scientific Advisory Board...
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Edgar Hertwich @edgarhertwich.bsky.social · 11/03/2026
The report emphasizes that achieving climate neutrality while safeguarding food security will require a systemic transition away from livestock products across the entire agri-food system, supported by stronger policy incentives and targeted support for farmers. 8/8
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