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Chad M. Baum

@chadmbaum.bsky.social
3K followers 1.1K following 207 posts

Assistant Professor @AarhusUni | Researcher of Public Perceptions of Climate Technologies | Carbon Dioxide Removal | Food + Agriculture | Geoengineering | Environmental Justice | All views my own

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Chad M. Baum @chadmbaum.bsky.social · 24/09/2026
🪨 New Article in Nature Climate Change (open access): We surveyed ~10,850 people in 6 countries, including global South, to examine public support and how to govern novel #CDR projects (ERW, DACCS, BECCS). 🧵 www.nature.com/articles/s41...
nature.com
Public support for novel carbon removal hinges on procedural and distributive fairness - Nature Climate Change
Public support is crucial for carbon removal deployment, yet the role of fairness remains unclear. Using surveys from six countries (N = 10,852), this study shows that procedural and distributive fair...
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Chad M. Baum @chadmbaum.bsky.social · 01/09/2026
1/ Our new paper is out in Environmental Politics: is conservative opposition to solar geoengineering really about ideology — or climate denialism? We surveyed 4,374 people, 13 countries, 3 techs (SAI, marine cloud brightening, space-based geoengineering). 🧵 Open access: doi.org/10.1080/0964...
doi.org
When beliefs meet technology: conservatism, climate denialism, and support for solar geoengineering
Solar geoengineering is an object of deep political contestation. Public responses to solar geoengineering technologies cannot be as easily explained by political ideology alone. Hypothesizing that...
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Chad M. Baum @chadmbaum.bsky.social · 24/04/2026
🧈 New Research | What Can Margarine Teach Us About the Future of Alternative Proteins? Thrilled to share our new article (w/ Cameron Roberts) in Global Environmental Change on the lessons that can be learned from the turbulent early history of margarine 🔗 www.sciencedirect.com/science/arti...
sciencedirect.com
A precedent for the protein transition: Evidence from the history of margarine for the feasibility of transitioning to alternative meat and dairy substitutes
Alternative meat and dairy products made from plants, cultivated cells, and mycoprotein have the potential to radically reduce the environmental footp…
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Chad M. Baum @chadmbaum.bsky.social · 14/04/2026
Happy to share the first fruits of our collaboration, led by #Bangladesh team for @degrees.ngo Socio-Political Fund Stakeholder and expert opinion of solar radiation modification in South Asia: insights into perceptions, geopolitical, and governance concerns in Bangladesh doi.org/10.1088/2515...
doi.org
Stakeholder and expert opinion of solar radiation modification in South Asia: insights into perceptions, geopolitical, and governance concerns in Bangladesh
Stakeholder and expert opinion of solar radiation modification in South Asia: insights into perceptions, geopolitical, and governance concerns in Bangladesh, Rahman, Md Sadique, Sarker, Fatema, Kabir,...
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Dr Yuwan Malakar @uanumalakar.bsky.social · 20/10/2025
Our paper (@chadmbaum.bsky.social @sovacool.bsky.social @liviafritz.bsky.social) examines how Australians respond to novel carbon dioxide removal (CDR) technologies. doi.org/10.1016/j.je... #CarbonRemoval #CDR #ClimatePolicy #Australia #PublicSupport #EnvironmentalIdentity #Research
doi.org
Redirecting
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Chad M. Baum @chadmbaum.bsky.social · 02/10/2025
Our new article on #DACCS, the first ecosystem review from the #GENIE project, is available from Energy & Environmental Science 💡📝 We offer a state-of-the-art review on technoeconomic and environmental performance, policy, equity & justice, public perceptions, and MRV pubs.rsc.org/en/Content/A...
pubs.rsc.org
An Ecosystem of Carbon Dioxide Removal Reviews - Part 1: Direct Air CO2 Capture and Storage.
Direct air CO2 capture and storage (DACCS) is a technology in an emerging portfolio for carbon dioxide removal (CDR), understood to play a critical role in stabilising our climate by offsetting residu...
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Chad M. Baum @chadmbaum.bsky.social · 17/09/2025
Happy to announce I have joined the Editorial Board at Energy Research and Social Science! 🌍💡 #ERSS has long been one of my favorite journals, and I thank @sovacool.bsky.social et al. for the opportunity. I look forward to seeing your best articles soon 👇 www.sciencedirect.com/journal/ener...
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Chad M. Baum @chadmbaum.bsky.social · 03/09/2025
Really helpful and easy-to-read introduction to #CDR from @heatmap.news @emilypont.bsky.social heatmap.news/climate-101/...
heatmap.news
Why We Need Carbon Removal
Plus how it’s different from carbon capture — and, while we’re at it, carbon offsets.
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Chad M. Baum @chadmbaum.bsky.social · 14/07/2025
Happy to have had the opportunity to take a larger view of our research to date on public perceptions of #SRM for the #GENIE project. Thanks to @srm360.bsky.social for the invitation!
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SRM360 @srm360.bsky.social · 14/07/2025
📊 New Perspective from @chadmbaum.bsky.social & #GENIE Project researchers: Global surveys show #SolarGeoengineering support may be higher than assumed – especially in the Global South. ✅ 57% back small trials ❌ 12% reject SRM outright Read the full piece: buff.ly/2fn9EeA
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The State of Carbon Dioxide Removal @stateofcdr.bsky.social · 24/06/2025
To stop climate change, we need Carbon Dioxide Removal (CDR) & emissions cuts. But CDR is just getting started & data gaps are holding it back. The #StateOfCDR offers accessible evidence-based insights to help decision-makers track progress. Explore the data. Follow the evidence. stateofcdr.org
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Chad M. Baum @chadmbaum.bsky.social · 23/06/2025
Happy to have been invited to share some thoughts here drawing on our research on public perceptions from the #GENIE and #ELEVATE projects (w/ @sovacool.bsky.social @liviafritz.bsky.social)
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SRM360 @srm360.bsky.social · 23/06/2025
The UK Parliament is debating a petition to ban geoengineering. Experts welcome scrutiny — but warn the conversation lacks nuance. Read their reactions → buff.ly/MC46LBD Story will be updated post-debate. #SolarGeoengineering
srm360.org
UK Parliament to Debate a Petition on Making Geoengineering Illegal
Experts react to the UK Parliament holding a debate on geoengineering in response to a petition with over 160,000 signatures.
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Chad M. Baum @chadmbaum.bsky.social · 27/05/2025
Big welcome (at last) to @sovacool.bsky.social here on Bluesky!
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Chad M. Baum @chadmbaum.bsky.social · 09/05/2025
For those that have dipped their toe into the issue of the emissions and environmental impact of generative AI, or gone full-on winter-bathing style.. This is an absolutely essential read, dispelling some pernicious myths and underscoring how this risks to be a distraction for the climate movement.
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Chad M. Baum @chadmbaum.bsky.social · 09/05/2025
Using ChatGPT is not bad for the environment open.substack.com/pub/andymasl...
open.substack.com
Using ChatGPT is not bad for the environment
And a plea to think seriously about climate change without getting distracted
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Chad M. Baum @chadmbaum.bsky.social · 28/04/2025
Majority of African citizens (i) have not heard of climate change and (ii) place main responsibility for climate action on own governments or ordinary citizens-not historical emitters. Data from Afrobarometer (2021-23), N=53,444, in 39 countries 🔗https://www.nature.com/articles/s43247-025-02244-x
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Chad M. Baum @chadmbaum.bsky.social · 16/04/2025
New Podcast on Public Perceptions and SRM (w/ an appearance from yours truly). Thanks to SRM360 and Peter Irvine for the invitation to talk about our latest #GENIE research on climate emotions and public perceptions of solar geoengineering in general.
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SRM360 @srm360.bsky.social · 16/04/2025
New Climate Reflections episode out now. Chad Baum & Julie Vinders join us to react to the latest news: ☀️ #SolarGeoengineering in German & US policy ☀️ EU's precautionary principle in SRM ☀️ Emotions & public support for climate action Full episode: linktr.ee/srm360
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Chad M. Baum @chadmbaum.bsky.social · 08/04/2025
📰 Coverage of our #GENIE article on #climate emotions in the Danish press @information.dk @williamsass.bsky.social (No need to worry about doing my Danish homework today!) www.information.dk/indland/2025...
information.dk
Hvordan skal vi forstå de følelser, klimakrisen konfronterer os med?
Vrede, håb, apati, ubehag: Med hjælp fra en klimapsykolog dykker vi ned i nogle af de følelser, klimakrisen kan fremprovokere i os, og ser nærmere på, hvordan vi skal forholde os til dem
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Climate Policy Journal @climate-policy.bsky.social · 05/04/2025
🔓 : Participation in public consultations on #carbondioxideremoval #CDR remains skewed towards the Global North, for-profit sector & actors from the farming sector, with positions divided between expansive (mostly for-profit actors) & restrictive (mostly NGOs), find @lucillalosi.bsky.social et al.⬇️
tandfonline.com
Who cares about carbon dioxide removal? Assessing actors, policy positions, and participation modes within European and United Nations public consultation processes
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Lucilla Losi (she/her) @lucillalosi.bsky.social · 07/04/2025
🌍Public consultations on CDR attract mostly for profit actors from the GlobalNorth, disagreeing with NGOs about its regulation. 💡This and more in our new #Uptake article with @liviafritz.bsky.social and Benjamin Sovacool on EU and UNFCCC consultations. Open link www.tandfonline.com/doi/full/10....
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Communications Earth & Environment @commsearth.nature.com · 04/04/2025
The idea of planting trees to sequester carbon is so popular that it makes people feel more negative towards a range of other techniques for carbon removal. Such a bias could hamper development of a socially-robust portfolio of carbon removal options. www.nature.com/articles/s43...
nature.com
Carbon removal beyond the trees - Communications Earth & Environment
The idea of planting trees to sequester carbon is so popular that it seems to make people feel more negative towards other techniques, when presented with a range of options for carbon removal. Such a...
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Rob Bellamy @drrobbellamy.bsky.social · 04/04/2025
Carbon removal beyond the trees Our new paper in Communications Earth & Environment on how the popularity of tree planting is harming other approaches to carbon removal rdcu.be/ef97T
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Chad M. Baum @chadmbaum.bsky.social · 04/04/2025
Our comment "Carbon removal beyond the trees" out in @commsearth.bsky.social We examine unintended outcomes of the popularity (among publics) of planting trees to sequester carbon 🌳 Notably how such a bias could hamper development of a broad, socially-robust #CDR portfolio 🔗https://rdcu.be/eglwo
rdcu.be
Carbon removal beyond the trees
Communications Earth & Environment - The idea of planting trees to sequester carbon is so popular that it seems to make people feel more negative towards other techniques, when presented with a...
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Bartosz Bartkowski @bartoszbartk.com · 29/03/2025
Ähnliche Argumente findet man bereits in Overland/Sovacool: www.sciencedirect.com/science/arti... ...und in einem stärker das strukturell-institutionell-kulturelle betonenden Paper von @chadmbaum.bsky.social und mir: www.sciencedirect.com/science/arti...
sciencedirect.com
It’s not all about funding: Fostering interdisciplinary collaborations in sustainability research from a European perspective
Sustainability research benefits from having an interdisciplinary orientation, as understanding and developing solutions to the grand challenges we co…
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Chad M. Baum @chadmbaum.bsky.social · 20/03/2025
The old site really has become a cesspool. I happened to see that this is one of the more shared tweets that links to our new article 🗣️💩 Trafficking in blatant climate denial, masquerading as scientific independence. Much happier to be over here! 💙🌈
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Chad M. Baum @chadmbaum.bsky.social · 20/03/2025
🎉 Nature Communications Top 25 Social Science & Human Behavior Articles of 2024 Award 🧞Our #GENIE article examining #public perceptions and support of #CDR and #SRM across the global North and global South was one of the most-read in 2024! 🔗 www.nature.com/articles/s41... @liviafritz.bsky.social
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Chad M. Baum @chadmbaum.bsky.social · 19/03/2025
Write-up on our #GENIE article in the Brazilian press as well 🇧🇷 🙂 Open access link: onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
A new hope or phantom menace? Exploring climate emotions and public support for climate interventions across 30 countries
Emotions are central to human experiences of climate change. Empirical research demonstrates their importance for climate perceptions and climate-related behaviors. The intensifying severity of clima...
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Chad M. Baum @chadmbaum.bsky.social · 18/03/2025
Media coverage on our recent article in Risk Analysis, from the always enjoyable @anthropocenemag.bsky.social and @sarahdeweerdt.bsky.social. Quite enjoyed this thoughtful write-up of our article. www.anthropocenemagazine.org/2025/03/huge...
anthropocenemagazine.org
Huge new study exposes disparate climate emotions around the world—and their consequences
Northern Europeans are the least hopeful. Greeks, Spaniards, and Italians are angry and sad. And, citizens of the Global South—and the United States—are the most hopeful.
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IIASA @iiasa.ac.at · 17/03/2025
Fear, hope, anger, sadness, and worry—our emotions about climate change directly influence our willingness to support policies that address it. IIASA researcher Elina Brutschin and colleagues from Aarhus University, explored how climate emotions shape public attitudes toward mitigation measures.
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Chad M. Baum @chadmbaum.bsky.social · 17/03/2025
So, this is another first (h/t @liviafritz.bsky.social for lending her French expertise 🎓🗣️). Our new article on #climate emotions in Risk Analysis was covered in the French Canadian media, on Radio Canada! ici.radio-canada.ca/ohdio/premie...
ici.radio-canada.ca
Documenter les émotions liées au climat : Entrevue avec Maxime Boivin
Les années lumière | Rattrapage du 16 mars 2025 : Le secret des abysses, et quiz sur la cabane à sucre
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Chad M. Baum @chadmbaum.bsky.social · 17/03/2025
New #GENIE article on #climate emotions at a global level, and how these correspond to support for ten climate intervention approaches. Now available in Risk Analysis (with @liviafritz.bsky.social, Elina Brutschin, Benjamin Sovacool) 🧵 Open access link: onlinelibrary.wiley.com/doi/10.1111/...
F I G U R E 3 Emotions about climate change (hopeful, afraid, angry, and sad) across 30 countries, on a 1–5 scale (1 = not at all, 5 = extremely) withN = 30,284 participants (at least 1000 participants in each country); Numbers to the left reflect those answering “1” or “2,” in the middle “3,” and to the right“4” or “5.” Panel (a) shows the results for “hopeful”; Panel (b) for “afraid”; Panel (c) for ”angry”; and Panel (d) for “sad”.
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Chad M. Baum @chadmbaum.bsky.social · 14/03/2025
Hugely important thread from Amy Westervelt on the upsurge in direct action all across the United States.
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Chad M. Baum @chadmbaum.bsky.social · 13/03/2025
Happy to see our article on public perceptions of carbon dioxide removal #CDR and solar #geoengineering feature in this article about the debate in French. Article: link.springer.com/article/10.1...
link.springer.com
Public perceptions and support of climate intervention technologies across the Global North and Global South - Nature Communications
Novel, potentially radical climate intervention technologies like carbon dioxide removal and solar geoengineering are attracting attention as the adverse impacts of climate change are increasingly fel...
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Chad M. Baum @chadmbaum.bsky.social · 13/03/2025
Manipuler le climat ? De l’importance d’un débat de société sur la géo-ingénierie theconversation.com/manipuler-le...
theconversation.com
Manipuler le climat ? De l’importance d’un débat de société sur la géo-ingénierie
Derrière le débat sur la géo-ingénierie, il faut d’abord savoir de quelle géo-ingénierie on parle. Les différentes approches sont loin d’avoir toutes les mêmes impacts ou d’entraîner les mêmes risques...
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Environmental Information: Use and Influence (Dalhousie Univ.) @eiui.bsky.social · 07/03/2025
The #ClimateCrisis & technical solutions to the problems prompts questions about #trust in experts. In a large global study, Fritz et al. found #transparency, objectivity in assessing risks, & open #communication of #uncertainties/unknowns are important @chadmbaum.bsky.social doi.org/10.1016/j.en...
Title, authors’ names, and abstract from a paper about the role of experts and governance of climate intervention technologies
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PLOS Climate @plosclimate.org · 07/03/2025
New on the Latitude blog: a round-up of some of the wide-ranging and interdisciplinary research and commentary on climate and coral reefs published in PLOS Climate. latitude.plos.org/2025/03/cora...
latitude.plos.org
Coral reef research in PLOS Climate - Latitude
Coral reefs are among our planet’s most complex and biodiverse ecosystems and play vital roles in social-ecological systems, but they are also…
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Christian Odendahl @codendahl.bsky.social · 24/02/2025
Nice one. The median voter of each party *by population density*. The Left‘s swing to being a party of city dwellers is quite striking.
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Chad M. Baum @chadmbaum.bsky.social · 22/02/2025
More CO2 storage means more pipelines. This is exactly being discussed where I live in Central Jutland. More people should know about the story of Satartia. www.npr.org/2023/05/21/1...
npr.org
The U.S. is expanding CO2 pipelines. One poisoned town wants you to know its story
Companies are building carbon dioxide pipelines as a possible climate solution. But after a pipeline rupture sent dozens to the hospital in a Mississippi town, there are questions about their safety.
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Chad M. Baum @chadmbaum.bsky.social · 20/02/2025
Having to give a lecture today on "greenwashing" on short notice. Excellent reminder of amount of fascinating, necessary work on this topic, including by @desmog.bsky.social and @emorwee.bsky.social Fantastic example on links between Ad/PR industry and fossil fuels: www.desmog.com/2025/02/10/a...
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Chad M. Baum @chadmbaum.bsky.social · 19/02/2025
Really fantastic initiative from ARIA - multidisciplinary approach to develop ways to potentially predict tipping points (Greenland ice sheet and the sub-polar gyre) www.theguardian.com/environment/...
theguardian.com
Early warning system for climate tipping points given £81m kickstart
Ambitious UK project aims to forecast climate catastrophes using fleets of drones, cosmic ray detection, patterns of plankton blooms and more
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Chad M. Baum @chadmbaum.bsky.social · 17/02/2025
Happy to share my first article in Danish press (@information.dk) about our #GENIE and #ELEVATE research on public perceptions of solar #geoengineering and #CDR. Part of very interesting series to help Danish public understand topics around #climate change. www.information.dk/indland/2025...
information.dk
Ender det med, at vi fylder himlen med svovlpartikler? Forstå geoengineering
Det lyder langt ude, men kan potentielt blive fuldkommen reelt. I lyset af hastigt stigende temperaturer og risikoen for tipping points undersøger forskere alt, lige fra muligheden for at sende aeroso...
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Chad M. Baum @chadmbaum.bsky.social · 10/02/2025
Reminder the full dataset used for 30-country #GENIE survey now available open access: cdr.apps.ece.iiasa.ac.at/story/2025_0... Dataset incl. perceptions / support of climate interventions AND beliefs and emotions about #climate change, #trust in governments and actors, and tampering with #nature
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Chad M. Baum @chadmbaum.bsky.social · 07/02/2025
So, Arctic Ice Project will soon be no more - combo of new evidence of potential risks to Arctic food chain (which was not supposed to be an issue) with difficult public and funding environment for #geoengineering. Much to discuss here... www.arcticiceproject.org/a-final-chap...
arcticiceproject.org
A Final Chapter - Arctic Ice Project
It is with heavy hearts that we share the news that Arctic Ice Project will be concluding its research and winding down the organization.
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Chad M. Baum @chadmbaum.bsky.social · 06/02/2025
Global public perceptions on #climate change and carbon-dioxide removal #CDR and solar #geoengineering The full #GENIE survey dataset (30 countries, 19 languages) is now available, open access, via the Knowledge Hub. Please dig in! 🔬 cdr.apps.ece.iiasa.ac.at/story/2025_0...
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Chad M. Baum @chadmbaum.bsky.social · 06/02/2025
Global public perceptions on #climate change and carbon-dioxide removal #CDR and solar #geoengineering The full #GENIE survey dataset (30 countries, 19 languages) is now available, open access, via the Knowledge Hub. Please dig in! ⛏️🔬 cdr.apps.ece.iiasa.ac.at/story/2025_0...
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Daniel Huppmann @danielhuppmann.bsky.social · 06/02/2025
What are public perceptions on climate change and carbon-dioxide removal around the world? The survey dataset by @chadmbaum.bsky.social @liviafritz.bsky.social et al is now available via the #GENIE CDR Knowledge Hub... 📝 cdr.apps.ece.iiasa.ac.at/story/2025_0...
Worry about Climate Change across thirty countries, on a 1-5 scale (1=, 5= Extremely) with N=30,284 participants (at least 1,000 participants in each country). 

In all surveyed countries, more than 75% of survey participants are somewhat or more worried about climate change.

Re-produced from Baum et al. (2025), Risk Analysis.
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Chad M. Baum @chadmbaum.bsky.social · 05/02/2025
On a side note, I just saw that our #GENIE article from last year on global public perceptions of #SRM and #CDR (here: www.nature.com/articles/s41...) was cited by Hansen et al. Two decades ago, to try and learn about #climate science, I read Hansen's work. So, probably my favorite ever citation 😁
nature.com
Public perceptions and support of climate intervention technologies across the Global North and Global South - Nature Communications
This article establishes a global baseline of public perceptions of climate-intervention technologies. Publics across the global South are more favorable and supportive but concerned about impacts on ...
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Chad M. Baum @chadmbaum.bsky.social · 05/02/2025
Heated debates on solar #geoengineering ("purposeful global cooling") in 3, 2, 1... "We do not recommend implementing climate interventions, but we suggest young people not be prohibited from having knowledge of the potential and limitations... in their toolbox." www.tandfonline.com/doi/full/10....
tandfonline.com
Global Warming Has Accelerated: Are the United Nations and the Public Well-Informed?
Global temperature leaped more than 0.4°C (0.7°F) during the past two years, the 12-month average peaking in August 2024 at +1.6°C relative to the temperature at the beginning of last century (the ...
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