Climate scientist studying aerosols, chemistry, radiation, climate & society from Volcanoes 🌋and Climate Intervention. Assistant Professor at Cornell EAS, from 🇮🇹proudly🏳️‍🌈 More at https://dan-visioni.github.io/ and https://www.wcrp-climate.org/ci-overviewhttps://bsky.app/profile/danvisioni.bsky.socialhttps://bsky.app/profile/danvisioni.bsky.social/post/3mxtop4qpmk25Imagine if a group of climate skeptics had created a (bad) tabletop game about climate adaptation, played it with Trump administration people with the predictable outcome of “they made decisions without worrying about the science” and journalists covered it with “SHOCKER: CLIMATE SCIENCE IS USELESS”14 Oct 2026 13:46 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mxtop4qpmk25https://bsky.app/profile/danvisioni.bsky.social/post/3mwlwok5mrk2hSuper excited to present this! We discussed this for the first time at Climate Week ~2 years ago, and it's amazing now that is seeing the light of day!! [contains quote post or other embedded content]28 Sep 2026 18:23 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mwlwok5mrk2hhttps://bsky.app/profile/danvisioni.bsky.social/post/3mwlwok5mrk2hSuper excited to present this! We discussed this for the first time at Climate Week ~2 years ago, and it's amazing now that is seeing the light of day!! [contains quote post or other embedded content]28 Sep 2026 18:23 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mwlwok5mrk2hhttps://bsky.app/profile/danvisioni.bsky.social/post/3mvsqkz7vbc24How my inbox feels today:18 Sep 2026 17:57 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mvsqkz7vbc24https://bsky.app/profile/danvisioni.bsky.social/post/3mvq4cv7jjk2gNobody in the academic community deserves more contempt than those thinking that playing the China scare is how they’ll keep getting US government money.17 Sep 2026 16:49 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mvq4cv7jjk2ghttps://bsky.app/profile/danvisioni.bsky.social/post/3mvgi36xebs2zThis applies to the Rust Belt and to Earth Science departments everywhere. [contains quote post or other embedded content]13 Sep 2026 20:53 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mvgi36xebs2zhttps://bsky.app/profile/danvisioni.bsky.social/post/3mvanbevsjc2vhttps://gmd.copernicus.org/articles/19/8469/2026/ As part of the new CMIP7 iteration, the GeoMIP community has published our plans for the new set of modeling experiments. We document the discussions held during the last annual meetings, explain our motivations for the scenario choices with transparency and…11 Sep 2026 13:10 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mvanbevsjc2vhttps://bsky.app/profile/danvisioni.bsky.social/post/3mvbhg5cay22tI've often wondered if many big scientific breakthroughs in physics were not somewhat inevitable, in the sense that scientific understanding was mature enough that *eventually* they were going to be discovered by someone. Planck's law comes to mind. Maxwell's equations too. Hence the question:11 Sep 2026 20:58 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mvbhg5cay22thttps://bsky.app/profile/danvisioni.bsky.social/post/3mvanbevsjc2vhttps://gmd.copernicus.org/articles/19/8469/2026/ As part of the new CMIP7 iteration, the GeoMIP community has published our plans for the new set of modeling experiments. We document the discussions held during the last annual meetings, explain our motivations for the scenario choices with transparency and…11 Sep 2026 13:10 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mvanbevsjc2vhttps://bsky.app/profile/danvisioni.bsky.social/post/3mv733gpmvk26Trying not to look at too many comments to preserve my sanity and my working day, but just to say: 1) yes, we published this. I'm very proud of the large amount of work many people put into it! 2) this is our v1. We engaged many external people, and will always be looking for meaningful feedback [contains quote post or other embedded content]10 Sep 2026 22:12 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mv733gpmvk26https://bsky.app/profile/danvisioni.bsky.social/post/3muwtrzkto22tEditorial staff of a [serious] journal in May: “Hi! We’d like you to write an intro for our special issue. We’d need smtg by August” Me: “Cool, I might. Here’s some qs to help me understand and write something decent” Them: no reply ever even after follow ups Them today: WHERE’S OUR PIECE YOU DOG07 Sep 2026 15:40 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3muwtrzkto22thttps://bsky.app/profile/danvisioni.bsky.social/post/3muuj2tbecs2kThere is no escaping fascism by running away from it in 2026. Post Trump 2 there was a lot of scolding “just move back to EU”. Aside from the practical impossibilities -people move based on lots of reasons- that same black wave is threatening EU, too. AfD winning doesn’t make me giddy, just sad.06 Sep 2026 17:23 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3muuj2tbecs2khttps://bsky.app/profile/danvisioni.bsky.social/post/3murwb7xfbs27How dare your fire management plan talk about the fact there should be more and better hydrants. It should just be 70 pages all caps yelling at people they should avoid causing fires. You must be in the pockets of Big Fire.05 Sep 2026 16:41 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3murwb7xfbs27https://bsky.app/profile/danvisioni.bsky.social/post/3mujxlxb6d22wThe problem with the (very true) phrase “Hope is not a plan” is that it’s very easy to then categorize whatever solution one prefers as “concrete, down the Earth things that would obviously happen if only political will materialized” and everything else as “naive nonsense only a fool could believe”02 Sep 2026 12:44 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mujxlxb6d22whttps://bsky.app/profile/danvisioni.bsky.social/post/3mttlpinuhs2iIn the year of our lord 2026, if your paper still has “data and code available from the authors upon reasonable request” there should be an automatic poop emoji next to your OrcID icon.24 Aug 2026 15:12 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mttlpinuhs2ihttps://bsky.app/profile/danvisioni.bsky.social/post/3mtr4cj3pkc2eSorry I can’t sign your well meaning letter “Let people do a lil’ race science, as a treat, because Freedom”. I’m currently busy trying to figure out which common words have been secretly banned by the US government if you want to get federal funding. You know, words like “climate” and “diverse”.23 Aug 2026 15:31 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mtr4cj3pkc2ehttps://bsky.app/profile/danvisioni.bsky.social/post/3msw3cxkdys26I've thankfully not had to worry about asking for letters of recommendations for faculty positions for three years, and now that I have been asked to write some, I am suddenly reminded of the stupid, ridiculous request of some dept to ask four fucking letter of recommendation at the first stage.12 Aug 2026 21:32 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3msw3cxkdys26https://bsky.app/profile/danvisioni.bsky.social/post/3msqb5gjlsc27Great collaborative paper out with results looking at inter-model agreement in the stratospheric temperature response to Pinatubo "Assessing the stratospheric temperature response to volcanic sulfate injections by Mt. Pinatubo: insights from ISAMIP" https://acp.copernicus.org/articles/26/10997/2026/10 Aug 2026 14:00 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3msqb5gjlsc27https://bsky.app/profile/danvisioni.bsky.social/post/3mruhspxgbs2nWith Ryan O'Loughin from CUNY, we have a paper out today in the European Journal for Philosophy of Science where we ask: "When are small-scale field experiments in solar geoengineering worth pursuing?" https://link.springer.com/article/10.1007/s13194-026-00762-930 Jul 2026 12:45 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mruhspxgbs2nhttps://bsky.app/profile/danvisioni.bsky.social/post/3mrxb46bq3c2xUncertain - how, and how much, and more importantly, what are you going to do about it? I've been always very dissatisfied with statements that say "X is uncertain" - not to mention "X is *very* uncertain". Yes, but what isn't uncertain? How do we conceptualise the specific uncertainties...31 Jul 2026 15:23 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mrxb46bq3c2xhttps://bsky.app/profile/danvisioni.bsky.social/post/3mrvtmb2tn226Yes well here’s my coming out: I force my husband to watch Love Actually at least once every year around Christmas. [contains quote post or other embedded content]31 Jul 2026 01:48 +0000at://did:plc:pb3usxus2iaboedam5nmxpfp/app.bsky.feed.post/3mrvtmb2tn226