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Emil Dimanchev

@emildimanchev.bsky.social
10K followers 589 following 1K posts

Interdisciplinary scientist working on energy systems and climate policy. Postdoc at Princeton ZERO Lab. Research Affiliate at MIT CEEPR. Consulting for Good Judgment. 0th-gen immigrant. Writings: dimanchev.com.

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Emil Dimanchev @emildimanchev.bsky.social · 02/09/2026
👏
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Reposted by Emil Dimanchev
MIT Press @mitpress.bsky.social · 01/09/2026
In "The Carbon Wave," climate advocate @leahstokes.bsky.social chronicles the turbulent path of the largest climate law in American history alongside policy wonk Sonia Aggarwal in the White House, and DC insider Adrian Deveny in the Senate: lnkd.in/e_a34nCt
A copy of "The Carbon Wave: A Story of Democracy, Parenthood, and the Race to Protect Our Planet" by Leah C, Stoke on a white background. The cover features stylized waves in blues, purples, and greens.
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Emil Dimanchev @emildimanchev.bsky.social · 24/08/2026
Thanks for flagging this!
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Emil Dimanchev @emildimanchev.bsky.social · 07/08/2026
For me I can safely say that trail riding with a hard tail is just not something I’d consider doing after experiencing full suspension. Latter just unlocks so much more joy on the trail. And I’m not even talking about advanced trails. But I’m a noob. YMMV.
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Emil Dimanchev @emildimanchev.bsky.social · 28/07/2026
👆
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Emil Dimanchev @emildimanchev.bsky.social · 28/07/2026
Source: economist.com/business/202...
economist.com
Elon Musk’s vision of the future
The world’s richest man sits down with The Economist
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Emil Dimanchev @emildimanchev.bsky.social · 28/07/2026
These are all traits of terrible forecasters.
Text from an article by the Economist reading: “the logo of Grok, his chatbot, on the back, he showed flashes of the steely single-mindedness that helped him pioneer the mass-production of electric vehicles and send reusable rockets into space against all odds. He also showed how bent on shaping his own reality he is, to the point of intransigence on matters outside his sphere of expertise.”
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Emil Dimanchev @emildimanchev.bsky.social · 21/07/2026
Europe can build a lot of renewables without getting into grid issues. What’s also worth noting here is that private investors must have known this all along. That this hasn’t yet happened means there are barriers to investment beyond the grid.
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Emil Dimanchev @emildimanchev.bsky.social · 09/07/2026
Woah so hard to say but I guess I can do worse than Gibbon's History of the Decline and Fall of the Roman Empire.
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Emil Dimanchev @emildimanchev.bsky.social · 06/07/2026
😡
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Kevin J. Kircher @kevinjkircher.com · 05/07/2026
Now that millions of electric vehicles have been on the road for a decade or more, we have the data to check in on how their batteries are holding up. Quite well, it turns out.
wsj.com
EV Batteries Are Defying Expectations After Hundreds of Thousands of Miles
Industry experts think newfound knowledge of battery durability is a game-changer for consumer confidence in EVs.
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Emil Dimanchev @emildimanchev.bsky.social · 04/07/2026
This is a rather weird fourth. I fell in love with America, the country where it doesn’t matter where you are from. It saddens me how much we’ve regressed, but I also believe that that America as an idea is still alive.
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Emil Dimanchev @emildimanchev.bsky.social · 30/06/2026
Yeah the energy twitter community got owned by the network effect.
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Emil Dimanchev @emildimanchev.bsky.social · 24/06/2026
I agree that getting more empirical grounding on firmness will be useful.
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Emil Dimanchev @emildimanchev.bsky.social · 24/06/2026
The firmness is not addressed by different capacity factors. LCOE is just inherently the wrong tool here. The real question is whether a system with a specific set of resources is cheaper than another. Not the cost difference b/n resources with different capabilities and thus different system values
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Emil Dimanchev @emildimanchev.bsky.social · 24/06/2026
Solar plus storage does not have the same availability (firmness if we are being precise) does it? Are you not comparing apples to oranges?
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MIT Center for Energy and Environmental Policy Research @mitceepr.bsky.social · 11/06/2026
Least-cost electrification plans have become more sophisticated. This working paper proposes an integrated regulatory–financial framework. Universal access becomes bankable when planning, regulation and financing are integrated. ceepr.link/4lc8Ysm
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Elle Cordova @ellecordova.bsky.social · 10/06/2026
Famous authors asking you out
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Emil Dimanchev @emildimanchev.bsky.social · 03/06/2026
On paths, I have been wondering if it's worth reallocating efforts to those pockets of the country where evidence-based decision making still happens to a sufficiently constructive degree?
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Emil Dimanchev @emildimanchev.bsky.social · 03/06/2026
Ok thanks I see more of what you mean now! Do agree that cost-minimization has been used normatively, though I think the best examples of it are when such studies retain a positive stance of "if society wants cost-min, here is how".
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Emil Dimanchev @emildimanchev.bsky.social · 02/06/2026
Exactly. And regarding shuffling, in the long term if we manage to build a lot of renewables, the valuable part of the hydro will be the storage power capacity (there is already a lot of energy storage capacity), so shuffling of hydro energy should decline as a concern.
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Pete Sikora @petesikora.bsky.social · 01/06/2026
TODAY: New York City’s entire electric grid just got about 20% more renewable power. That’s because it’s the first day the CHPE transmission project is sending commercial power to New York City's electric grid. 👏👏👏 Lower prices! Less pollution! HUGE!
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Emil Dimanchev @emildimanchev.bsky.social · 01/06/2026
I do appreciate you bringing this up because the severity of the problem you are pointing to is truly immense and we all have to grapple with it.
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Emil Dimanchev @emildimanchev.bsky.social · 01/06/2026
Not sure I fully understand what you mean. That scientists should turn advocates? As much as I agree with the premise I don't agree with that conclusion. Yeah it's bleak, but there are a few different paths here.
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Emil Dimanchev @emildimanchev.bsky.social · 28/05/2026
If those authors did believe in that as a BAU, there is no argument that they should update (and should have a while back).
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Emil Dimanchev @emildimanchev.bsky.social · 28/05/2026
Yes definitely a stronger claim, I agree. About those papers, there are other things that go into picking a scenario beyond genuine beliefs about BAU (nothing nefarious per se but it's a convenient anchor that can obviate the need to sit and think about what the BAU should be).
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Matt Burgess @matthewgburgess.bsky.social · 29/01/2026
Hi everyone! I'm new to Bluesky. I'm an economist who studies growth, political polarization and the environment. Here are recent summaries of some of the things I'm working on: Long-run growth patterns and their implications: guidedcivicrevival.substack.com/p/regular-ec...
guidedcivicrevival.substack.com
Regular economic development patterns with seismic implications
Global economic development has progressed with several highly regular patterns for more than half a century. These patterns may change, but their implications deserve much more attention and respect.
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Emil Dimanchev @emildimanchev.bsky.social · 27/05/2026
Thanks for clarifying! I suppose my nitpicking here is about the framing around the commonality of 8.5 use as BAU which is is quite contestable (eg below). I probably would have instead asked what a fair prior and update would have been. bsky.app/profile/stev...
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
So is your point then that the removal of 8.5 constitutes an update about the true distribution? That’d be an interesting argument. Or is it “8.5 projections should now be 4.5 projections” which I think we’ve known already.
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
Yeah I am in (a) though I'd sharpen it by amending it to something like "the presence of 8.5 among the set of scenarios chosen to be included in those particular assessments"
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no brain, only alison @alisonborealis.bsky.social · 26/05/2026
A child on a bicycle on the sidewalk next to a gigantic pickup truck that's parked backed up to the sidewalk, wheels directly on the curb and tail and trailer hitch hanging over more than half the sidewalk. The child on their bike is shorter than the truck's closed tailgate.
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
H/T @laurentfranckx.bsky.social for reposting and making me aware of this blog post.
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
And when I sad "not a credible projection of impacts" above I meant not a credible best-guess/central/baseline/etc projection. Of course it did have utility as a what-if scenario projecting outcomes under a very specific edge-case set of assumptions.
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
I guess this is about semantics? I read your statement as a Bayesian update of expected outcomes when you meant, I think, that projections between the two sets of scenarios differ.
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
The former was not a credible projection of impacts to begin with (rather it was useful e.g. for the purposes of modeling sensitivities and ranges). In other words, in Bayesian terms, my expectation of impacts did not shift with the retirement of RCP8.5.
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Emil Dimanchev @emildimanchev.bsky.social · 26/05/2026
Appreciate the nuance! "does substantially revise down our projections of some impacts" surprised me. If I understand correctly, what you are saying here is that moving from RCP/SSP5-8.5 to RCP/SSP2-4.5 reduces estimated impacts (depending on elasticities), which is fair of course, but ...
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Emil Dimanchev @emildimanchev.bsky.social · 18/05/2026
As an American immigrant from Bulgaria, I thought I left this graft and corruption behind. Apparently not.
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Emil Dimanchev @emildimanchev.bsky.social · 17/05/2026
Another reason I write and advise others to is that *writing is thinking*. It is a process by which we learn what we do not yet fully understand, and a way to sharpen our thinking.
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Emil Dimanchev @emildimanchev.bsky.social · 17/05/2026
💯
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Emil Dimanchev @emildimanchev.bsky.social · 12/05/2026
How shocking 🙃
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Emil Dimanchev @emildimanchev.bsky.social · 05/05/2026
Huzzah!
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
Game of Chairs
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
Ender's Gaming
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
The Plaque
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
The Handmaid's Yarn
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
The Lord Of The Blings
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
My Resilient Friend
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Emil Dimanchev @emildimanchev.bsky.social · 04/05/2026
Slightly diminish a book: As I Lay Drying
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Jonathan Buonocore @jjbuonocore.bsky.social · 02/05/2026
I was on a flight and I watched an interesting documentary about the Straight of Hormuz
Picture of an airplane video screen with the intro to Dune Part 2. The logo is in a fantastic font and the screen has red and green light coming from above
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