IMPORTANT - changes to [geo] posting policy

hitting send to 2,000 people. I don't care if you've got a Nobel prize, if you behave badly on my list you're going to get banned. I simply can't be more clear. Andrew Lockley Moderator Geoengineering Google group. -- You received this message because you are subscribed to the Google Groups

Re: [geo] Re: FW: SCRI Meeting March 22 2024

>> Silver Linings is: >> >> (1) KELLY WANSER >> PRESIDENT/EXECUTIVE DIRECTOR >> >> (2) CARLA HOLTZE >> BOARD MEMBER >> >> (3) CLAY DUMAS >> BOARD MEMBER >> >> (4) ALEX WONG >> RESEARCH DIRECTOR >> >> Silver Li

[geo] Re: AW: [prag] [HPAC] Harvard has halted its long-planned atmospheric geoengineering experiment | MIT Technology Review

and not cross posted from other fora. Andrew Lockley Moderator Geoengineering Google group On Fri, 22 Mar 2024, 10:27 Oswald Petersen, wrote: > Hi Andrew, > > > > there is no need to get cross with me, I willingly oblige, that’s easy. > > > > My recommendation remains the same

[geo] Re: AW: [prag] [HPAC] Harvard has halted its long-planned atmospheric geoengineering experiment | MIT Technology Review

hy-planet-action-coalit...@googlegroups.com < > healthy-planet-action-coalit...@googlegroups.com> *On Behalf Of *Andrew > Lockley > *Sent:* Friday, March 22, 2024 8:29 AM > *To:* Oswald Petersen > *Cc:* geoengineering ; Michael > MacCracken ; healthy-planet-action-coalition <

[geo] Re: AW: [prag] [HPAC] Harvard has halted its long-planned atmospheric geoengineering experiment | MIT Technology Review

will just be banned. Andrew Lockley On Fri, 22 Mar 2024, 08:19 Oswald Petersen, wrote: > Dear Andrew, > > > > Re. Geoengineering > > > > *Geoengineering*, the large-scale manipulation of a specific process > central to controlling Earth’s <https://www.britannica.

Re: [geo] H2O from aviation fuel during SAI

This paper comes to mind https://www.science.org/doi/10.1126/sciadv.adk0593 Which proposes drying the stratosphere by seeding clouds at the tropopause As I discussed in my previous email yesterday, Doug raised concerns about H2 in Make Sunsets' balloons. I was also curious as to whether jet

[geo] Fwd: Final Report from the SCoPEx Advisory Committee

-- Forwarded message - From: Sally Date: Mon, 18 Mar 2024, 12:54 Subject: Final Report from the SCoPEx Advisory Committee To: An update from the SCoPEx Advisory Committee [image: image placeholder] Thank you for your continued interest in the work of the SCoPEx Advisory

[geo] H2 release, stratospheric water and sulfur aerosol

H2O. So in thin air ~1/3 of the engine oxygen intake ends up as water. This applies to both commercial and geoengineering flights. C) is the above effect enough to net off the SAI? It doesn't seem so, SO2 is a very strong negative forcing agent in the stratosphere I'd welcome comments Andrew Lock

[geo] New groundbreaking papers on the social and public perceptions of solar geoengineering

-- Forwarded message - From: Benjamin Sovacool Date: Mon, 11 Mar 2024, 15:07 Subject: New groundbreaking papers on the social and public perceptions of solar geoengineering To: Dear all, I am thrilled to share with you two flagship studies from our ERC grant GENIE

Re: [geo] My (Pete Irvine) interview with Joanna Haigh on SRM on BBC Radio 4's Insid Science

I have listened to the interview. Prof. Haigh presented counterpoints. She was unfamiliar to me, so I checked her publication history back 15y. She has 1 publication specific to geoengineering, with a preprint date over 5 years ago; it has 14 cites; she was 1 of 6 authors.

[geo] Re: Stephen Salter

Update; Stephen passed away yesterday morning. We'll follow up with an obit in due course. On Sat, 17 Feb 2024, 20:06 Andrew Lockley, wrote: > Hi, > > I'm told that Stephen Salter - a pioneer of our field, and someone whom I > know personally - is unwell. > > Forgive me if

Re: [geo] clouds from aerosols from trees

, in theory, be possible to use genetic engineering or selective breeding to optimise for aerosol production. However, these have a significant impact in human (and likely animal) health. Andrew Lockley On Wed, 21 Feb 2024, 09:39 Colin Forrest, wrote: > There was a question a while back ab

[geo] Stephen Salter

to engage with written communication directly. A giant of the field, who has affected all of us. Andrew Lockley -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To unsubscribe from this group and stop receiving emails from it, sen

[geo] Mentoring requests

(law & policy) https://www.jstor.org/stable/27077061 Please feel free connect me to anyone seeking help - either as a support or replacement for your own assistance. Andrew Lockley -- You received this message because you are subscribed to the Google Groups "geoengineering" group. T

[geo] Counter geoengineering idea

are large. Andrew Lockley -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To unsubscribe from this group and stop receiving emails from it, send an email to geoengineering+unsubscr...@googlegroups.com. To view this discussion on the

[geo] Scicomm / Andrew Lockley

on the future of the brands I've started, not soliciting abuse for my unrelated work, perceived political views, or personal style. Thanks in advance for any constructive contributions. Andrew Lockley -- You received this message because you are subscribed to the Google Groups "geoengineering&q

Re: [geo] Re: Hansen Vs. Mann - Is Global Warming Linear Or Exponential? - CleanTechnica

ne_Hunt_Causier.pdf > > delivery by Aircraft we get as around £100bn, and artillery is around > £1trillion - see Fig 8 > > Hugh > -- > *From:* healthy-planet-action-coalit...@googlegroups.com > > on behalf of > robertgch...@gmail.com > *S

Re: [geo] Re: Hansen Vs. Mann - Is Global Warming Linear Or Exponential? - CleanTechnica

aterials? What would be necessary for this to > receive social licence? > Regards > > Robert > > > On 05/11/2023 18:22, Andrew Lockley wrote: > > I've already looked at this. The meteor missile (modern) and blood hound > (cold war) use ram rockets. Nammo make ram artill

Re: [geo] Re: Hansen Vs. Mann - Is Global Warming Linear Or Exponential? - CleanTechnica

I've already looked at this. The meteor missile (modern) and blood hound (cold war) use ram rockets. Nammo make ram artillery, and there's Chinese manufacturers, too. It's not inexpensive to start these ramjets, considering rockets or barrel wear. Coil guns might be viable. There's manufacturers

Re: [geo] Re: Geoengineering bombs

h along similar lines.) > > On Sunday, 8 October 2023 at 8:01:25 am UTC+10 Andrew Lockley wrote: > >> Much ink has been spilled over how to get sulphur into the stratosphere. >> In conversation with a prominent scientist today, I was prompted to do a >> bit more research on

[geo] Geoengineering bombs

Much ink has been spilled over how to get sulphur into the stratosphere. In conversation with a prominent scientist today, I was prompted to do a bit more research on possible uses of geoengineering bombs. I've previously considered using a 2 stage thermobaric bomb for geoengineering. (Subject

[geo] Chris Sacca's plan to salt the Earth

https://www.axios.com/pro/climate-deals/2023/09/21/chris-sacca-lowercarbon-al-gore-geoengineering *Authors* Alan Neuhauser , author of Axios Pro: Climate Deals *21 September 2023* [image: Illustration of a spray

[geo] Fwd: CCIS - AGU Session on Combined Climate Interventions Research and Interdisciplinarity

-- Forwarded message - From: Andrea Smith Date: Fri, 28 Jul 2023, 18:25 Subject: CCIS - AGU Session on Combined Climate Interventions Research and Interdisciplinarity To: Andrea Smith Dear CCIS Community Members, Please consider submitting an abstract to our session on

[geo] JOBS Advancing our understanding of the potential benefits and risks of climate systems engineering.

https://climateengineering.uchicago.edu/ Advancing our understanding of the potential benefits and risks of climate systems engineering. ABOUT The University of Chicago is building a substantial research cluster working on the science, technology, and public policy of Climate Systems Engineering.

Re: [geo] A play-money prediction market about when SRM will first be deployed

since WWII. I'm at the gung ho end of gung ho, and even I can confidently say that simply isn't going to happen. Andrew Lockley On Sat, 8 Jul 2023, 22:54 mako yass, wrote: > 30% strikes a balance between being serious enough that it indicates that > they (whoever is doing it, anyone inte

Re: [geo] Making Sunsets in San Francisco

This trash problem is why SATAN used pumps/valves to evacuate the balloon. The limited flow rate available means that this method doesn't work unless they're set to ascend very slowly. Civil airspace rules preclude slow ascent in the UK, so the SATAN canopy burst similarly. A sacrificial carrier

[geo] A passenger aircraft that flies around the world at Mach 9? Sure, why not

https://arstechnica.com/science/2023/04/a-passenger-aircraft-that-flies-around-the-world-at-mach-9-sure-why-not/ [image: Ars Technica] ← →

[geo] Moderator / owner role

utting down the list in a Trojan Horse attack. Feedback and volunteering offers are welcome. Andrew Lockley -- You received this message because you are subscribed to the Google Groups "geoengineering" group. To unsubscribe from this group and stop receiving emails from it, send an ema

Re: [geo] SATAN

evil, and evil is neither trivial nor a joke. > Unfortunately, as we see in Ukraine and elsewhere, there is very real evil > in the world, and trivializing it is arrogant and dangerously > mistaken, in my view. > Jessica Gurevitch, Distinguished Professor and Head of Forestry and > Natural

Re: [geo] SATAN

re by defining what sort of > envelope there should be around "respectable" experiments and what > appropriate measures individuals, the community and authorities might take > to discourage things outside that envelope. > > I now intend to go and read Andrew's paper > > o &

Re: [geo] SATAN

ost, in terms of potentially setting back perceptions of the field and > engendering a backlash against actual real legitimate science, is > non-zero. Hopefully people will appropriately ignore this stunt and > recognize that it is neither directly damaging nor actually relevant to > SAI. >

Re: [geo] SATAN

All UK balloons have a parachute already. The speed of ascent is insufficient to inflate them. On Thu, 2 Mar 2023, 10:44 Stephen Salter, wrote: > Andrew > > What about an upside down parachute deployed at the right time? > > Stephen > > *From:* Andrew Lockley > *Se

Re: [geo] SATAN

; > > > David Sevier > > > > Carbon Cycle Limited > > 248 Sutton Common Road > > Sutton, Surrey SM3 9PW > > England > > > > Tel 44 (0) 208 288 0128 > > www.carbon-cycle.co.uk > > > > > > > > *From:* geoengineering@goog

Re: [geo] SATAN

t; > *Mayfield Road* > > *Edinburgh EH9 3DW* > > *Scotland* > > *0131 650 5704 or 0131 662 1180* > > *YouTube Jamie Taylor Power for Change* > > > > *From:* geoengineering@googlegroups.com *On > Behalf Of *Andrew Lockley > *Sent:* 02 March 2023

Re: [geo] SATAN

up better community resource, if you think mine are "unserious". As a final note, you may wish to note that I've got a paper submitted after revisions about the legitimacy of private geoengineering. That may prompt a calmer discussion of views on the matter. Andrew Lockley On Thu, 2 M

[geo] SATAN

,” or SATAN, balloon systems were made from stock and hobbyist components, with hardware costs that ran less than $1,000. Andrew Lockley, a research associate at University College London, led the effort last fall, working with European Astrotech, a company that does engineering and design work for high

[geo] climate emulator workshop

*Workshop on the “**Development and application of climate emulator**s”* *Time**: 20-22 April 2023, 1pm Thursday to 1pm Saturday* *Venue**: **Talent Garden**,** Liechtensteinstrasse 111-115**,** 1090 * *Vienna,** Austria* *Tel.: **+43 (0)1 2058183**, Web: https://talentgarden.org/en/

Re: [geo] MUST READ: Controversial Startup Trying to Cool Climate From U.S. Soil | Time

95.500 Penalties- Criminal. 1. Except as otherwise provided by law, any person violating any of the provisions of this Chapter is guilty of a misdemeanor. Upon conviction thereof, punishment shall be by imprisonment in the county jail for not more than six (6) months, or by a fine of not less than

[geo] MUST READ: Controversial Startup Trying to Cool Climate From U.S. Soil | Time

Poster's note: this is probably the most astonishing thing I've read in ~a decade in geoengineering. I'm no expert in the law on US hazardous materials manufacturing, but I'm guessing you're probably not allowed to set up meth-lab style toxic gas manufacturing facilities in hotel bedrooms. Can

[geo] Re: Iron Salt Aerosol: Article in MIT Technology Review

gt; > > Robert Tulip > > > > *From:* carbondioxideremo...@googlegroups.com < > carbondioxideremo...@googlegroups.com> *On Behalf Of *Andrew Lockley > *Sent:* Monday, 20 February 2023 8:05 AM > *Cc:* carbondioxideremo...@googlegroups.com < > carbondioxideremo...@googlegroups.co

[geo] Re: [CDR] Re: [HCA-list] Iron Salt Aerosol: Article in MIT Technology Review

As moderator of the Google group I am just responding to the the points earlier stating that iron sulfate aerosol is not suitable for the CDR list. My personal view is that greenhouse gas removal fits very closely with CDR, to the point that they are are essentially interchangeable terms. Iron

Re: [geo] IUGG-IAMAS Symposium on Solar Radiation Modification

Deadline is Tuesday On Wed, 21 Dec 2022, 18:48 Schmidt, Hauke, wrote: > Dear colleagues, > > Please consider submitting an abstract to the IUGG – IAMAS Symposium > > M07 Earth System Response to Solar Radiation Modification: Modeling, > Impacts and Uncertainties > Convener(s): Govindasamy Bala

[geo] Fwd: [GeoMIP_list] First monthly Solar Geoengineering Virtual Symposia: Feb 17th, 3pm UTC

-- Forwarded message - From: Simone Tilmes Date: Mon, 6 Feb 2023, 17:57 Subject: [GeoMIP_list] First monthly Solar Geoengineering Virtual Symposia: Feb 17th, 3pm UTC To: , Cc: Henry, Matthew Dear all, We would like to invite you to participate in the monthly "Monthly Solar

[geo] An open letter to Makesunsets.com

Dear Andrew Song (care of and cc Luke Iseman), Thank you for the opportunity to attend your open call today. We're pleased that you are allowing this dialogue. Given that openness, it was disappointing that you chose to eject Andrew Lockley from the call - after his forthright expression

[geo] Re: [CDR] Tiresome nomenclature squabbles

expect to be blocked or banned. I will not reply further, and I hope you will not either. Andrew Lockley On Thu, 2 Feb 2023, 01:20 Michael Hayes, wrote: > [...] My original message had two purposes > A) to offer a full, citable explanation as to why I'm *not* planning on > rebranding all m

[geo] Re: [CDR] Tiresome nomenclature squabbles

ng, since >> questioning it demonstrates an inability to understand the climate problem. >> >> >> >> These concerns ought to be the subject of much more discussion and >> debate, as they are actually central to planetary security, with >> significant moral impli

[geo] Tiresome nomenclature squabbles

Hi Geo/CDR lists, I say very little personally - but I feel it's time to confront a problem, which has been building up for a while. I'm noticing increasingly ill-tempered nomenclature egg-throwing in this community. It's affecting my work - and it's probably harming other people's work, too.

[geo] Nasem tipping points event online Tue-Thu

https://www.nationalacademies.org/event/01-17-2023/workshop-on-tipping-points-cascading-impacts-and-interacting-risks-in-the-earth-system Workshop on Tipping Points, Cascading Impacts, and Interacting Risks in the Earth System | National Academies -- You received this message because you are

Re: [geo] Geoengineering and solar radiation management

Article is here. It's both paywalled and French, so not easy to access. https://www.cairn.info/revue-responsabilite-et-environnement-2022-1-page-90.htm?ref=doi#xd_co_f=MDY3MzdjMzQtOTU0Zi00YTI4LThlZDktNzlmMjEzMzlmZmEz~ On Thu, 12 Jan 2023, 15:45 Stephen Salter, wrote: > Hi All > > Can anyone

[geo] Fwd: Reminder: Paper Invitation with Discount: [Atmosphere, IF 3.110] Special Issue “Aerosol Cloud Radiation Interactions“ - for Dr. Lockley

Relevant to MCB. NB publisher is MDPI, so note fees and appraise reputation before proceeding. -- Forwarded message - From: Melisa Lei Date: Fri, 13 Jan 2023, 03:42 Subject: Reminder: Paper Invitation with Discount: [Atmosphere, IF 3.110] Special Issue “Aerosol Cloud Radiation

Re: [geo] Form to make comments on AGU position draft for climate interventions - Jan. 20 deadline - AGU membership not required!

I hope people can share their comments On Mon, 9 Jan 2023, 22:13 Andrew Lockley, wrote: > > -- Forwarded message - > From: Ron Baiman > Date: Mon, 9 Jan 2023, 21:47 > Subject: [geo] Form to make comments on AGU position draft for climate > interventions - Jan.

Fwd: [geo] Form to make comments on AGU position draft for climate interventions - Jan. 20 deadline - AGU membership not required!

-- Forwarded message - From: Ron Baiman Date: Mon, 9 Jan 2023, 21:47 Subject: [geo] Form to make comments on AGU position draft for climate interventions - Jan. 20 deadline - AGU membership not required! To: healthy-planet-action-coalition <

Re: [geo] Make Sunsets: Clarifications!

mething absolutely crucial. As someone with >>> an interest in developing-country solar geoengineering research via my >>> relationship with Degrees, I think doing this work in Mexico without >>> seeking to involve Mexican researchers or investigation of permitting is >>> completely

Re: [geo] Make Sunsets: Clarifications!

developed world actors choosing a developing country venue for nefarious > reasons. > > best, o > > > > > > On Monday, 2 January 2023 at 19:15:40 UTC Andrew Lockley wrote: > >> I don't understand your first question. And no, Reviewer 2 doesn't do any >

Re: [geo] Make Sunsets: Clarifications!

doubt the intellectual seriousness of their investors > > As a matter of due diligence , have you contacted the VC's whose > allegiance Make Sunsets claims ? > > On Monday, January 2, 2023 at 12:24:55 PM UTC-5 Andrew Lockley wrote: > >> Could you please clarify how you think I'v

Re: [geo] Make Sunsets: Clarifications!

r accuracy. Andrew On Mon, 2 Jan 2023, 17:09 Russell Seitz, wrote: > Has Andrew Lockley been punked along with James Temple? > > *Legal Planet '* s sober fisking of Make Sunsets failed to notice its > executives most interesting potential liability defense — the ChatGPT > AI did

Re: [geo] Re: Important: make sunsets interview

on of Ice 911 and Make Sunsets in your podcast is >> entirely deserved. >> >> On Saturday, December 31, 2022 at 9:31:44 AM UTC-5 Andrew Lockley wrote: >> >>> I don't normally announce podcast episodes individually, but this is >>> worth your atten

Re: [geo] January 2023 Flights @Make Sunsets

Poster's note: I've made multiple comments on this document. There are many opportunities to improve sustainability, safety, & transparency that I've been working noted. My comments are not to be taken as final and do not imply endorsement of the approach described. --- Anyone can comment on

[geo] Fwd: Make Sunsets Monthly: Press

-- Forwarded message - From: make-sunsets Date: Sat, 31 Dec 2022, 19:32 Subject: Make Sunsets Monthly: Press To: getting... some attention ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌ ‌

[geo] Important: make sunsets interview

I don't normally announce podcast episodes individually, but this is worth your attention. First (known) long form interview with SAI deployment company @makeSunsets https://open.spotify.com/episode/2Fr15fdX20qyyfVX8VCF3Q?si=J-kE7zqSR5eCuh9PLcD3fw -- You received this message because you are

Re: [geo] Make Sunsets: Clarifications!

This useful dialogue helps repair the communication breakdown, ensuring we can all stay friends - that's the way it should be (my desire, anyway). I've been wondering when the levee breaks for some time, on test deployment. Balloons seem to be the epic small scale approach, considering there's no

Re: [geo] Make Sunsets: Clarifications!

Dan What's your view on using CH4 as a lifting gas at volume scale? Andrew On Fri, 30 Dec 2022, 16:48 Daniele Visioni, wrote: > Aside from simply being a greenhouse gas (and not to mention how it is > produced - countries use weather balloons filled with hydrogen but the > machinery to

Re: [geo] Make Sunsets: Clarifications!

eaks upwards. Heavy > vapours like propane or butane are very much more dangerous if they sink > into cellars or bilges. The hydrogen flame has a very low emissivity. No > pump is needed. I can give you a valve design weighing less than one gram. > Think open prairie for launching. > >

Re: [geo] Make Sunsets: Clarifications!

Large weather balloons don't have much over pressure relative to volume, so venting is a challenge. Valves and pumps add weight. Hydrogen has ground handling risks, due to flammability (Hindenberg), and any leaks risk buoyancy loss and the canopy descending loaded. The most extreme scenario is

Re: [geo] Make Sunsets: Clarifications!

Commissioning of Solar Radiation Management Geoengineering https://www.tandfonline.com/doi/full/10.1080/21550085.2020.1848176 Andrew Lockley On Wed, 28 Dec 2022, 23:51 Daniele Visioni, wrote: > Luke, > I will keep finding this rather murky as long as you keep being so > hand-wavy a

Re: [geo] Zephalto - Low-carbon space travel

Costs can't be usefully calculated this way, as the crew compartment weight is likely more than that of the crew. Further, the propellant almost isn't isn't sulfur based, which would represent a large cost saving (albeit only for the final part of the flight). Andrew On Wed, 28 Dec 2022, 19:22

Re: [geo] Make sunsets - Calculating Cooling

and GTP100 for pulse emissions to get a range > of equivalences between g SO2 and CO2. > > Also in their Table : > *"RF efficacy decline of 1% for each additional TgS/yr"* > Although that's not part of the calculation, this is not supported by the > above studies.

[geo] Make sunsets - Calculating Cooling

https://makesunsets.com/blogs/news/calculating-cooling DECEMBER 27, 2022 Share Calculating Cooling How do we know how much cooling we're creating with our "clouds," and how does this compare to warming from carbon dioxide emissions? Fortunately, much smarter people have studied this for

[geo] Re: [CDR] James Hansen's Recent Paper: Global Warming in the Pipeline

Cross posting to geo as this is a fascinating concept and I was unaware of. I have questions 1) do climate models typically include a) PSC formation b) strat/trop water exchange 2) SAI causes sulphuric acid particles to rain out eventually, along with any water they've absorbed hygroscopically.

Re: [geo] Arctic Ice Project: We intend to brighten sea ice to make it act like older sea ice

I am curious about the fate of these microspheres. A skim of Wikipedia https://en.m.wikipedia.org/wiki/Glass_microsphere suggests that some can float on water. I'm unsure whether those used for this experiment would do. Any that float may ultimately become airborne (in sea spray or from wind

[geo] Fwd: [CDR] James Hansen's Recent Paper: Global Warming in the Pipeline

Cross Post this cdr thread, discussion on which covers Hansen calls for SRM Andrew -- Forwarded message - From: Bruce Melton -- Austin, Texas Date: Sat, 24 Dec 2022, 17:06 Subject: Re: [CDR] James Hansen's Recent Paper: Global Warming in the Pipeline To: Dan Miller Cc:

Re: [geo] Dimmer Switch (Controversial schemes to control sunlight and cool the planet get a serious look as the toll from climate change mounts)

Google groups has a setting allowing daily / weekly summaries. Individual users can set up their email updates to suit their preferences. I'm interested in feedback on the posting policy. Geo list doesn't get anything like as much list posting as CDR does, because it's not as active a field. We

Re: [geo] Actively Launching

Below faq page from make sunsets' website https://makesunsets.com/pages/faq Skip to content make-sunsets Cart FAQ Collapsible content What are you doing? We're using balloons to launch reflective clouds into the stratosphere. Why? Unless we reflect sunlight (albedo enhancement), 10s of millions

[geo] make-sunsets

https://makesunsets.com/pages/about make-sunsets Cart About We make reflective, high-altitude, biodegradable clouds that cool the planet. Mimicking natural processes, our "shiny clouds" are going to prevent catastrophic global warming. Specifically: we release a natural compound via reusable

Re: [geo] Re: Stratospheric warming, SRM and aerosol injection events

it, you lose the ability to decide > latitude of injection and seasonality. > > > > Option 1 sure seems a lot easier from a cost perspective regardless of how > many massive fires there are > > > > *From:* geoengineering@googlegroups.com *On > Behalf Of *Andrew Lockley > *

Re: [geo] Re: Stratospheric warming, SRM and aerosol injection events

My understanding is that current consensus is that adding black carbon to the stratosphere would be a bad idea, so the paper proposing using it for lofting is unlikely to be implemented. But what if we used forest fires as a natural(ish) source of black carbon for lofting? Are there enough such

[geo] Funding this list

tion, at https://gofund.me/da586daa If you have any technical issues, or if you'd like to donate by other means, please let me know. All funds go to support neutral science communications work, and are not used for lobbying or research purposes. Thanks in advance for your support. Andrew Lockley --

[geo] Climate response to off-equatorial stratospheric sulfur injections in three Earth System Models–Part 1: experimental protocols and surface changes

https://scholar.google.com/scholar?hl=en_sdt=0%2C5=Climate+response+to+off-equatorial+stratospheric+sulfur+injections+in+three+Earth+System+Models...+-=#d=gs_qabs=1667927694628=%23p%3DvG8tA8V5bKYJ Authors Daniele Visioni, Ewa M Bednarz, Walker R Lee, Ben Kravitz, Andy Jones, Jim M Haywood,

[geo] Slippery slope arguments as precautionary arguments: a new way of understanding the concern about geoengineering research

https://scholar.google.com/scholar?cluster=17340710325202815751=en_sdt=0,5#d=gs_qabs=1668071956680=%23p%3DB4upbiqUpvAJ Author James Andow Environmental Values 4th November, 2022 Abstract It has been argued that geoengineering research shouldn’t be pursued because of a slippery slope from

[geo] Rapid cloud removal of dimethyl sulfide oxidationproducts limits SO2and cloud condensation nuclei production in the marine atmosphere

Poster's note: abstract won't copy for some reason. I'm posting this because I'm interested in whether MCB might affect this. MCB could shorten CH4 lifetime in the troposphere, by effective removal of HMPTF (which competes with methane for OH). Rapid cloud removal of dimethyl sulfide oxidation

[geo] Towards photophoretically levitating macroscopic sensors in the stratosphere

Towards photophoretically levitating macroscopic sensors in the stratosphere Benjamin C. Schafer1,*, Jong-hyoung Kim1, Joost J. Vlassak1, David W. Keith1 -- Abstract Photophoretic forces could levitate thin 10 centimeter-scale structures in Earth’s stratosphere

[geo] Atmospheric Removal of Methane by enhancing the natural hydroxyl radical sink

https://onlinelibrary.wiley.com/doi/abs/10.1002/ghg.2191 Atmospheric Removal of Methane by enhancing the natural hydroxyl radical sink Yuyin Wang,Tingzhen Ming,Wei Li,Qingchun Yuan,Renaud de Richter,Philip Davies,Sylvain Caillol First published: 07 November 2022 https://doi.org/10.1002/ghg.2191

[geo] The Shortwave Radiative Flux Response to an Injection of Sea Salt Aerosols in the Gulf of Mexico

https://agupubs.onlinelibrary.wiley.com/doi/abs/10.1029/2022JD037067 Authors P. B. Goddard,B. Kravitz,D. G. MacMartin,H. Wang November 4th, 2022 Abstract Marine cloud brightening (MCB) has been proposed as a potential means of geoengineering the climate, temporarily providing cooling to offset

[geo] Scenarios for modeling solar radiation modification

Poster's note: not sure how this got missed. Authors D. G. MacMartin, D. Visioni B. Kravitz, and M. Sugiyama https://www.pnas.org/doi/full/10.1073/pnas.2202230119 Significance The benefits and risks of solar radiation modification (SRM; also known as solar geoengineering) need to be

[geo] COUNCIL ON FOREIGN RELATIONS: REFLECTING SUNLIGHT TO REDUCE CLIMATE RISK: PRIORITIES FOR RESEARCH AND INTERNATIONAL COOPERATION 

https://www.cfr.org/report/reflecting-sunlight-reduce-climate-risk “For too long, the topic of sunlight reflection has been a third rail of climate change discourse, limiting both basic research and diplomatic discussion. That situation is starting to change as the devastating implications of a

[geo] Fwd: [Vics.pages] 2-year postdoc at University of Cambridge on the climatic impacts of large volcanic eruption clusters.

-- Forwarded message - From: Thomas Aubry Date: Mon, 7 Nov 2022, 13:13 Subject: [Vics.pages] 2-year postdoc at University of Cambridge on the climatic impacts of large volcanic eruption clusters. To: , Cc: Francesco Muschitiello Dear colleagues, I am writing to advertise a

Re: [geo] Preparing the United States for security and governance in a geoengineering future

Just a note to welcome ayeshaiqbal...@gmail.com to the list. She's what your money gets spent on. We welcome your feedback; the service is for your benefit - not ours. If you'd like to make a contribution to our costs, use these links for donations - Regular http://patreon.com/geoengineering -

[geo] America’s defence department is looking for rogue geoengineers AI climate models and game theory will both help

https://www.economist.com/science-and-technology/2022/11/02/americas-defence-department-is-looking-for-rogue-geoengineers Nov 2nd 2022 | FORT COLLINS What if a country experiencing the bad effects of climate change—crop failures, perhaps, or serious flooding—were to begin, unilaterally and

[geo] Fwd: CCIS Scenarios Workshop Day 2 - New Youtube Link

-- Forwarded message - From: Andrea Smith Date: Tue, 1 Nov 2022, 08:37 Subject: CCIS Scenarios Workshop Day 2 - New Youtube Link To: Andrea Smith Hello Everyone, For those following along via Youtube today, we had some technical difficulties and had to create a new webcast

[geo] The Case for Researching Solar Geoengineering

http://www.lawfareblog.com/case-researching-solar-geoengineering This year, much like 2021 before it, has been a record-shattering year of compounding climate disasters: an unprecedented heat wave in South Asia; the second-most-damaging hurricane in the history of the United States; flooding in

[geo] WEEKLY SUMMARY (October 24th, 2022 to October 30th, 2022)

*WEEKLY SUMMARY (October 24th, 2022 to October 30th, 2022)* Hello! I bring to you this time a small list of recent publications, videos, podcasts on the topics of Geoengineering and Carbon Dioxide Removal. Enjoy! Hope we all have a great week. *POSTS* *Global investors set deforestation

[geo] The Global South Climate Database

Poster's note: pls encourage your colleagues to join to better engage developing world researchers to rise their profile and influence policy. https://www.carbonbrief.org/global-south-climate-database/ The Global South Climate Database The Global South Climate Database is a publicly

[geo] Economic interests and ideologies behind solar geoengineering research in the United States

https://www.solargeoeng.org/economic-interests-and-ideologies-behind-solar-geoengineering-research-in-the-united-states/ Economic interests and ideologies behind solar geoengineering research in the United States - KEVIN SURPRISE AND J.P. SAPINSKI

Re: [geo] Climate Intervention Scenario Design Workshop: Oct 31-Nov 2nd, 2022

YouTube link missing from latest agenda https://youtu.be/FMtoyegrCOY On Mon, 31 Oct 2022, 09:19 Alan Robock ☮, wrote: > Dear All, > > Andrew sent out an old version of the agenda. Please see the attached. > > Alan > > Alan Robock, Distinguished Professor > Department of Environmental

[geo] Beyond climate stabilization: Exploring the perceived sociotechnical co-impacts of carbon removal and solar geoengineering

https://www.sciencedirect.com/science/article/pii/S0921800922003093Benjamin K.Sovacoolabc Sean Lowa Abstract The scientific literature on the co-impacts of

[geo] The time for geoengineering is now

Poster's note: probably the most gung ho article in a credible outlet I've seen https://www.foreignaffairs.com/world/time-geoengineering-now-climate-change Extract GO IT ALONE In an ideal world, the United States would not begin geoengineering without an international agreement and a global

[geo] Near-term climate risks and sunlight radiation modification: a roadmap approach for physical sciences research

https://link.springer.com/article/10.1007/s10584-022-03446-4 Authors Kelly Wanser, Sarah J. Doherty, …Alex Wong Climatic Change volume 174, Article number: 23 (2022) Abstract Current impacts and escalating risks of climate change require strong and decisive action to reduce greenhouse gas (GHG)

[geo] Volcanic Climate Warming Through Radiative and Dynamical Feedbacks of SO2 Emissions

Poster's note: old(ish) but new to me, and I assume to the list. Comments are particularly welcome. Obviously this would be a big deal if true. https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2021GL096612 Volcanic Climate Warming Through Radiative and Dynamical Feedbacks of SO2 Emissions

[geo] Re: Key impacts of climate engineering on biodiversity and ecosystems, with priorities for future research

Oops that's really old, sorry! On Sat, 29 Oct 2022, 08:55 Andrew Lockley, wrote: > > Abstract > Climate change has significant implications for biodiversity and > ecosystems. With slow > progress towards reducing greenhouse gas emissions, climate engineering > (or

[geo] Re: [CDR] Posts to list - input welcome

; My best, > > Dan > > > > On Oct 28, 2022, at 6:56 PM, Andrew Lockley > wrote: > > Just an update regarding my posts to the list. After a hiatus, I've got an > assistant again to help me with managing twitter @geoengineering1 and posts > to CDR & geoengineering lists. (

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