Reposted by Gernot WagnerJohn Smillie @johnsmillie42.bsky.social · 01/10/2026From a children's book published in 1985 on solar energy. Four thousand watts! Huge! 3365
Gernot Wagner @gwagner.com · 30/09/2026One of the more profound observations for anyone working on trying to 'solve' climate change. The ultimate 'fix' is largely defined by things staying a-okay for longer. The ultimate reward? Nobody notices, nobody cares, you'll be forgotten. 3140
Reposted by Gernot WagnerJeff Goodell @jeffgoodell.bsky.social · 30/09/2026“He was sitting up in bed, he was chatting, he was fine...and then the heat wave hit.” 0155
Gernot Wagner @gwagner.com · 30/09/2026Yup. Decent rule of thumb: $40/barrel crude oil = $100/tCO₂ (only for emissions from oil, of course) 120
Gernot Wagner @gwagner.com · 30/09/20263(!) climate researchers won @macfound.org genius awards today: @hollyjeanbuck.bsky.social, Kaiyu Guan, Marika Holland! Well deserved. www.macfound.org/programs/awa...macfound.orgHolly Jean BuckInvestigating the social, ethical, and political dimensions of climate and energy policies and emerging technologies. 13813
Reposted by Gernot WagnerNicolas Fulghum @nicolasfulghum.bsky.social · 29/09/2026In 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. 25119
Gernot Wagner @gwagner.com · 27/09/2026I'm of the transparencies age, but I'm glad plenty in my Rolodex have used actual slides. 000
Gernot Wagner @gwagner.com · 27/09/2026Almost as if "writing = thinking" extends to "painting Powerpoints = thinking" 🤔 gwagner.com/ai 2202
Gernot Wagner @gwagner.com · 25/09/2026"Ethics of science cannot be separated from who funds it" Goes for AI, goes for climate, of course, too. Spot on @financialtimes.com letter: 1169
Gernot Wagner @gwagner.com · 25/09/2026Not particularly funny, or serious. www.washingtonpost.com/education/20... 350
Gernot Wagner @gwagner.com · 25/09/2026Definitely. The reason we had 3 Australians on our panel last night bsky.app/profile/gwag... 010
Gernot Wagner @gwagner.com · 25/09/2026Yes, there's a better way for 'middle powers' to organize themselves in a low-CO₂ world order: "Canada and EU are missing the big prize — green steel" @steelwatch.bsky.social's Pascal Husting in today's @financialtimes.com 320
Gernot Wagner @gwagner.com · 25/09/2026Every successful climate week panel should conclude with a ride home on the Hudson Greenway on a solar-powered e-bike. 2182
Gernot Wagner @gwagner.com · 24/09/2026Tonight @ @columbiauniversity.bsky.social, a couple seats still remaining. Dinner included with (free) registration. " I survived climate week" t-shirts optional business.columbia.edu/climate-week 262
Reposted by Gernot WagnerMarkus Marterbauer @markusmarterbauer.bsky.social · 23/09/2026🇦🇹 gibt 10 Mrd € pJ für Import von Öl & Gas aus. Je rascher wir das beenden, desto größer der wirtschaftliche Vorteil. Wir sind nicht länger von fossilen Preisschocks betroffen & gewinnen 10 Mrd für Wertschöpfung u Beschäftigung im Inland. Lesenswert: @gwagner.com www.derstandard.at/story/300000...derstandard.atKlimaökonom: "Ergibt für Österreich null Sinn, Gas zu importieren"Beim European Forum Alpbach diskutierte Klimaökonom Gernot Wagner zu Fragen des STANDARD-Forums. Er sagt: Europa muss bei Klima und Wachstum keine Kompromisse eingehen – aber schleunigst weg aus Gas 23484143
Gernot Wagner @gwagner.com · 23/09/2026Another day, another reminder that getting off fossil fuels is an economic necessity, not just an environmental and health one www.wsj.com/business/ene... 0134
Gernot Wagner @gwagner.com · 23/09/2026Less popular opinion: (almost) all flights have a free-rider problem. Yes, start with mandating 100% actually sustainable aviation fuel for all private jets landing in Davos, but of course don't stop there. Same for burning of any kind of fossil fuel for (almost) any use. 1286
Gernot Wagner @gwagner.com · 22/09/2026Meanwhile, the tools being proposed are...not quite what any serious economist would recommend. www.wsj.com/politics/pol... 031
Gernot Wagner @gwagner.com · 22/09/2026The LinkedIn comments on this one are...something else. www.linkedin.com/posts/gwagne... 251
Gernot Wagner @gwagner.com · 22/09/2026Sweet baby Jesus! Amazing research, though. Also fun: this is today's @nature.com newsletter linking to People¹ linking to @pnas.org. ¹ people.com/limiting-sug... 094
Gernot Wagner @gwagner.com · 22/09/2026I love the simplicity of the @economist.com's take of yore, how climate folks should want to extract the E from ESG, and preferably focus on the C (as in CO₂) within the E (environment). But yes, they are indeed all linked: 023
Gernot Wagner @gwagner.com · 22/09/2026Happy Climate Week Tuesday Lots going on: business.columbia.edu/climate-week 030
Gernot Wagner @gwagner.com · 21/09/2026The @financialtimes.com rings in New York Climate Week with this front-page story: "US drivers face motor oil rationing as prices quadruple and supplies run dry" Yes, the only answer is to get off fossil fuels, all of them. Hormuz just made that even clearer: gwagner.com/nature-fossilflation 4385
Gernot Wagner @gwagner.com · 21/09/2026So many coincidences. In my econ PhD entering class of 25, a sweet half dozen had parents who were tenured econ profs at top schools. Took me another decade or so to (sometimes) introduce myself confidently as a first-gen high school grad. 0150
Gernot Wagner @gwagner.com · 20/09/2026Hi 🙋, I co-wrote the paper that Luke Iseman credits with giving him the idea for "solving" climate change gwagner.com/decentralized Newsflash: Balloons won't, and the paper doesn't.gwagner.comHighly decentralized solar geoengineeringby Jesse L. Reynolds and Gernot Wagner 2193
Gernot Wagner @gwagner.com · 19/09/2026"Such individual protests, though tiny, might ultimately work better than the mass protests he had staged since the 1960s against Kentucky’s addiction to fossil fuel. …Saving the planet had to be reduced to the scale of each person’s competence." www.economist.com/obituary/202... [gift link]economist.comWendell Berry urged Americans to think little, local and deepThe agrarian writer, poet and activist died on August 31st, aged 92 045
Gernot Wagner @gwagner.com · 19/09/2026"He himself wrote only by daylight and rejected computers, to reduce his dependence on strip-mined coal." 130
Gernot Wagner @gwagner.com · 19/09/2026I'd have missed Wendell Berry's passing without perusing an old @economist.com still with me: "Critics accused him of romanticising the past and recommending the impossible. He strongly denied that. The past had also been full of bad choices, most of which had contributed to the present horrors…" 140
Gernot Wagner @gwagner.com · 19/09/2026It's always been a mystery to me how this isn't the most obvious of tautologies gwagner.com/nature-fossilflationgwagner.comWhy more fossil fuels won’t fix the Iran energy crisisby Gernot Wagner 060
Reposted by Gernot WagnerPhil BuildTheFutureNow @philsustainability.bsky.social · 19/09/2026An energy minister using an oil shock as the argument for electrification is exactly the move. Every price spike is a billboard for why "the timing is right" never expires. 051
Gernot Wagner @gwagner.com · 19/09/2026Narrator: The Thai energy minister is right to say the timing is right to accelerate the energy transition to (clean) electricity. 2256
Reposted by Gernot WagnerClimate Risk Economics @climateeconomics.bsky.social · 18/09/2026Europe was the ‘most unusually hot place on the planet’ this summer. Can renewables cool us down? “The human and economic costs of fossil fuels are playing out in real time, and the urgency to shift away from them has never been clearer”... www.euronews.com/2026/09/17/e...euronews.comEurope named most 'unusually hot place’ on Earth after sizzling summer“These past three months are a warning sign we cannot afford to ignore – the human and economic costs of fossil fuels are playing out in real time.” 182
Gernot Wagner @gwagner.com · 17/09/2026Ahhhh... AI will kill us all. Narrator: It may yet, but the much bigger problem is the pernicious Slow Burn of lulling us all into another germanicism: bsky.app/profile/gwag... 030
Gernot Wagner @gwagner.com · 17/09/2026Clearly, it's: Hufkutschenexternalisierungsewigkeitsgestrigefossillobbyprofiteure Or, for short: Rußrenditenritter 2151
Gernot Wagner @gwagner.com · 17/09/2026Once again, the German word is superior to its English cousins: Ohnmacht (/ˈoːnmaxt/) means both powerlessness/helplessness and outright impotence And yes, it's the most dangerous of feelings, in more ways than one. 2122
Gernot Wagner @gwagner.com · 17/09/2026What's the compound German word for dead thralls of the horse-and-buggy crowd trying to print one more quarter worth of ill-gotten profits based on 19th-century technology while externalizing CO₂ costs and hurting future competitiveness? 1237
Gernot Wagner @gwagner.com · 17/09/2026"Reimagining research papers as interactive and *reliable* AI agents" aka making GitHub code & the actual insights from the paper itself come to life: www.nature.com/articles/s41... @nature.com Neat. 062
Gernot Wagner @gwagner.com · 15/09/2026Two related conversations, one big question: how do we build a cleaner, more secure energy future? Join us for either, or both! Archival pics: German energy minister Habeck 2 years ago, in the same room as our Tue panel; panel discussion during Climate Week 2005 (gwagner.com/industrial-2025) 010
Gernot Wagner @gwagner.com · 15/09/2026If you can't make it Tuesday, and of course also if you can: Thu, Sept 24, 6pm: How can middle powers build a “Pax Electricana,” reducing exposure to volatile fossil fuels while leveraging clean energy and critical materials? RSVP: columbiasocialenterprise.org/civicrm/even... 111