Reposted by Miranda BoettcherThe National Academies of Sciences, Engineering and Medicine @nationalacademies.org · 16/09/2026Can the ocean help remove carbon dioxide from the atmosphere? A new National Academies digital report updates and expands on our landmark 2022 report on marine carbon dioxide removal (CDR), reflecting a rapidly evolving field. 🧵 379
Reposted by Miranda BoettcherStiftung Wissenschaft und Politik (SWP) @swp-berlin.org · 17/06/2026Ahead of the first UN High Seas Treaty Conference in 2027, it remains unclear whether marine carbon dioxide removal is considered environmental protection or marine pollution. This ambiguity could shape future climate & ocean policy, writes @mirandaboe.bsky.social: www.swp-berlin.org/en/publicati...swp-berlin.orgAmbiguity in Ocean GovernanceThe Advisory Opinion of the International Tribunal for the Law of the Sea on Climate Change 121
Reposted by Miranda BoettcherStiftung Wissenschaft und Politik (SWP) @swp-berlin.org · 08/06/2026Im Zuge der UN-Vertragsstaatenkonferenz zum Hochseeschutzabkommen im Januar 2027 wird die Klimaschutz-Stellungnahme des Internationalen Seegerichtshofs wieder relevant. Diese kann als Referenzpunkt für gegensätzliche Ziele genutzt werden, so @mirandaboe.bsky.social www.swp-berlin.org/publikation/...swp-berlin.orgMehrdeutigkeit in der MeerespolitikDie Stellungnahme des Internationalen Seegerichtshofs zum Klimaschutz 021
Miranda Boettcher @mirandaboe.bsky.social · 05/06/2026Reaching out to all who research the future! I am a Lead Author of 𝗜𝗣𝗖𝗖 𝗔𝗥𝟳 𝗪𝗚𝗜𝗜𝗜, 𝗖𝗵𝗮𝗽𝘁𝗲𝗿 𝟯: 𝗣𝗿𝗼𝗷𝗲𝗰𝘁𝗲𝗱 𝗳𝘂𝘁𝘂𝗿𝗲𝘀 𝗶𝗻 𝘁𝗵𝗲 𝗰𝗼𝗻𝘁𝗲𝘅𝘁 𝗼𝗳 𝘀𝘂𝘀𝘁𝗮𝗶𝗻𝗮𝗯𝗹𝗲 𝗱𝗲𝘃𝗲𝗹𝗼𝗽𝗺𝗲𝗻𝘁 𝗮𝗻𝗱 𝗰𝗹𝗶𝗺𝗮𝘁𝗲 𝗰𝗵𝗮𝗻𝗴𝗲. We are expected to 𝗮𝘀𝘀𝗲𝘀𝘀 𝗮 𝗿𝗮𝗻𝗴𝗲 𝗼𝗳 𝗾𝘂𝗮𝗻𝘁𝗶𝘁𝗮𝘁𝗶𝘃𝗲 & 𝗾𝘂𝗮𝗹𝗶𝘁𝗮𝘁𝗶𝘃𝗲 𝗳𝘂𝘁𝘂𝗿𝗲𝘀. Submit materials here! zenodo.org/records/2041... 021
Reposted by Miranda BoettcherCDRmare @cdrmare.bsky.social · 21/04/2026A new study by our #RETAKE experts, led by Sina Acksen (pictured), shows that the long-term effectiveness of ocean alkalinity enhancement is much lower than previously assumed. The paper has now been published as a preprint. Download: doi.org/10.22541/ess... 034
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 24/03/2026Quite unfortunate that Katherina Reiche deliberately misunderstands the net-zero target. The flexibility she calls for is already built into EU mitigation targets: net-zero doesn’t mean ‘zero’ emissions in 2050. According to EU scenarios, we’ll still emit ~400Mt CO2 (=gross reduction of ~90%) 67134
Reposted by Miranda BoettcherHarald Winkler @haraldwinkler.bsky.social · 11/03/20261/ New paper in @PLOSClimate worth reading: Pachauri et al. 2026, "Advancing representations of equity and justice in climate mitigation futures." Congrats Shonali Pachuair, @joerirogelj.bsky.social @gidden.bsky.social @wflamb.bsky.social and author team doi.org/10.1371/journal.pclm.0000763 🧵doi.orgAdvancing representations of equity and justice in climate mitigation futuresIn this work, we conduct a narrative review of pressing equity and justice issues within global modelled scenarios and propose a new research agenda to strengthen their consideration in future model d... 132
Reposted by Miranda BoettcherHarald Winkler @haraldwinkler.bsky.social · 16/03/20261/ New working paper by Greg Muttitt and me, on equitable fossil fuel transitions. GST called for nationally determined contributions to global efforts, incl “transitioning away from fossil fuels in energy systems, in a just, orderly and equitable manner”. commerce.uct.ac.za/sites/defaul... 155
Reposted by Miranda BoettcherCeline Guivarch @celineguivarch.bsky.social · 17/03/2026You would like to contribute directly to the IPCC 7th Assessment Report ? 📢 I am recruiting a Chapter Scientist to work with me and the author team of Working Group 3 Chapter 3, on projected futures in the context of sustainable development and climate change. Join our amazing team 👇 1910
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 18/02/2026Following pushback & reactions on the stock market, Friedrich Merz specified his stance on the ETS. "I said that this event in Antwerp it is not the right instrument for generating revenue. Instead, it is the right instrument for enabling climate protection.. The ETS 1 .. has been very successful" 273
Reposted by Miranda BoettcherStiftung Wissenschaft und Politik (SWP) @swp-berlin.org · 22/01/2026Die Ära der Pax Americana geht zu Ende. Europa kann sich nicht länger auf die Partnerschaft mit den USA verlassen. Eine Studie von Barbara Lippert & Stefan Mair (Hg.) zeigt in 14 Beiträgen Wege aus der Abhängigkeit von Washington. (1/4) www.swp-berlin.org/publikation/...swp-berlin.orgMit, ohne, gegen Washington: Die Neubestimmung der Beziehungen Europas zu den USADie Epoche der Pax Americana, die nach dem Zweiten Weltkrieg Deutschlands und Europas Sicherheit garantierte, kommt an ihr Ende. Die Europäer... 13413
Reposted by Miranda BoettcherStiftung Wissenschaft und Politik (SWP) @swp-berlin.org · 26/01/2026The new UN High Seas Treaty promises transparency & knowledge diversity. Yet political interests jeopardise this goal. The EU and Germany should make a targeted effort to ensure that knowledge pluralism is institutionally safeguarded, argues Miranda Böttcher. www.swp-berlin.org/en/publicati...swp-berlin.orgUN High Seas Treaty: Who Controls Knowledge about the High Seas?The new UN treaty for the protection of the high seas promises greater transparency and knowledge diversity. Yet political conflicts of... 011
Reposted by Miranda BoettcherRomany Webb @romany-webb.bsky.social · 22/01/2026Local opposition to carbon capture, removal, & storage in Louisiana is driving new restrictions on development. It looks a lot like what's happened to renewable energy. What can that sector's experience tell us about what might be in store for carbon capture, removal, & storage? tinyurl.com/3djrpkupblogs.law.columbia.eduThe Energy Wars Come to Louisiana: Carbon Capture, Removal, and Storage Projects Face New Hurdles in the Pelican State - Climate Law BlogUntil recently, Louisiana was the darling of the carbon capture, removal, and storage industry. Due to its history of oil and gas production, the state has a fairly extensive carbon dioxide pipeline n... 066
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 21/01/2026Trump’s takes on windmills are of course lies. The last gasp of a backward-looking petro-state. “The more windmills a country has, the more money that country loses [..] I haven’t been able to find any wind farms in China [..] They sell them to stupid people but they don’t use them themselves” 195
Reposted by Miranda BoettcherNicolai von Ondarza @nvondarza.bsky.social · 21/01/2026Today, the European Parliament voted to put the Mercosur trade agreement to the European Court of Justice for review. It was a politically momentous decision, very tight and carried by an unusual majority, so it is worth looking a bit deeper into it. 618586
Reposted by Miranda BoettcherStiftung Wissenschaft und Politik (SWP) @swp-berlin.org · 19/01/2026Wird die EU durch Mercosur ernährungspolitisch abhängiger? »Im Gegenteil«, sagt @bettinarudloff.bsky.social @swp-europe.bsky.social im Interview mit @spiegel.de. »Handel stabilisiert Versorgungssicherheit«. (Paywall) www.spiegel.de/wirtschaft/s...spiegel.de(S+) Mercosur-Abkommen: Warum Landwirte protestieren und wie Verbraucher profitierenEuropaweit gehen Landwirte gegen das Mercosur-Abkommen auf die Barrikaden. Eine Agrarökonomin erklärt, woher die Wut der Bauern wirklich kommt und wie der Handelspakt mit Südamerika den Verbrauchern n... 093
Reposted by Miranda BoettcherStiftung Wissenschaft und Politik (SWP) @swp-berlin.org · 20/01/2026Das neue UN-Hochseeabkommen verspricht Transparenz und Wissensvielfalt. Doch politische Interessen gefährden dieses Ziel. Die EU und Deutschland sollten sich gezielt dafür einsetzen, dass Wissensvielfalt institutionell abgesichert wird, meint Miranda Böttcher. www.swp-berlin.org/publikation/...swp-berlin.orgUN-Hochseeabkommen: Wer kontrolliert das Wissen über die Hohe See?Das neue UN-Abkommen zum Schutz der Hohen See verspricht mehr Transparenz und Wissensvielfalt. Doch politische Interessenkonflikte gefährden... 023
Reposted by Miranda BoettcherIPCC @ipcc.bsky.social · 01/12/2025📣 PRESS RELEASE #IPCC authors meet in Paris 🇫🇷 to begin drafting the Seventh Assessment Report More than six hundred experts appointed to the three Working Groups of the IPCC are gathering in Paris this week to draft IPCC’s Seventh Assessment Report. 🔗 bit.ly/4ir09cC 16122
Reposted by Miranda BoettcherZeke Hausfather @zekehausfather.com · 04/11/2025The new UNEP report is out with the latest estimates of 2100 warming outcomes under current policies, NDCs, and net-zero targets. Here is how it compares to both the IPCC scenarios and other estimates (CAT and IEA, who will release their own updates soon!). 36540
Reposted by Miranda BoettcherBenjamin Görlach @benjamingorlach.bsky.social · 09/11/20251️⃣After tough negotiations, EU environment ministers agreed on their position to amend the EU Climate Law — including a 2040 intermediate target toward climate neutrality by 2050. A hard-fought compromise, and the details show it. 🧵 data.consilium.europa.eu/doc/document...data.consilium.europa.eu 123
Reposted by Miranda BoettcherThomas Hale @thomasnhale.bsky.social · 10/11/2025The dominant narrative is that the world is rolling back climate policy. But what does the data say? The latest Oxford Climate Policy Monitor Annual Review from the Oxford Climate Policy Hub tells three key stories. bsg.ox.ac.uk/news/climate... 55228
Reposted by Miranda BoettcherClimate Social Science Network @cssn.org · 27/10/2025The Climate Obstruction in the IPCC and UNFCCC working group has published a briefing which can be found on our website here: cssn.org/cssn-primer-.... The brief introduces a typology of 14 obstruction tactics which we will watch for as the negotiations proceed through COP30.cssn.orgCSSN Primer: Climate Obstruction in the UNFCCCObstruction has become a defining feature of the UNFCCC process, shaping both the pace and substance of global climate agreements. It is often subtle and context-specific, making it difficult for […] 067
Reposted by Miranda BoettcherMarian Feist @mjfeist.bsky.social · 24/09/2025This is interesting. The EU’s #CBAM has become a key point of contention in #UNFCCC talks (see bsky.app/profile/mjfe...). Brazil is now essentially proposing a bad bank to offload this discussion, so that it won’t hamper #COP30. Novel use of ye olde yet-another-forum. 072
Reposted by Miranda Boettcherbenjaminpohlberlin.bsky.social @benjaminpohlberlin.bsky.social · 22/09/2025To be consistent w/ limiting global warming to 1.5 degrees, governments collectively need to produce less than half of the fossil fuels they are planning for 2030 (5 years from now) and then double down to halve production again by 2050, @unep.org, @sei.org, @climateanalytics.org & @iisd.org show 👇 011
Reposted by Miranda BoettcherJakob Skovgaard @jakobskovgaard.bsky.social · 15/09/2025Just out! 🚨 Together with my excellent co-author @Hyeyoon Park, I published a new article on how global green finance governance institutions frame climate risks (1/3) 142
Reposted by Miranda BoettcherMarian Feist @mjfeist.bsky.social · 09/09/2025Concise overview of the upcoming #COP30 climate summit in Brazil and its wider context – by @eamaberg.bsky.social of @chesc.bsky.social www.chathamhouse.org/2025/09/what...chathamhouse.orgWhat is COP30 and why does it matter for the climate?Unpacking the key issues at the COP30 climate change conference in Belém, Brazil. 092
Reposted by Miranda BoettcherWRI Climate @wriclimate.bsky.social · 10/09/2025📢 #SO & #GHGprotocol have announced a landmark partnership to align greenhouse gas standards and jointly develop a new product lifecycle assessment standard. This sets the stage for harmonized reporting and faster climate action. Learn more: bit.ly/4nlbtIs 034
Reposted by Miranda BoettcherIIASA @iiasa.ac.at · 03/09/2025🌍 Carbon storage is not a limitless climate solution. A new IIASA-led study in @nature.com shows that safe, practical underground carbon storage could reduce warming by only 0.7°C – almost 10 times less than earlier estimates of 6°C. Read more 🔗 iiasa.ac.at/news/sep-202... @gidden.bsky.social 098
Reposted by Miranda BoettcherMatthew Gidden @gidden.bsky.social · 04/09/2025Our paper is out today in @nature.com where we assess a Prudent Planetary Limit for Geologic Carbon Storage: www.nature.com/articles/s41...nature.comA prudent planetary limit for geologic carbon storage - NatureA risk-based, spatially explicit analysis of carbon storage in sedimentary basins establishes a prudent planetary limit of around 1,460 Gt of geological carbon storage, which requires making explicit ... 76924
Reposted by Miranda BoettcherCenter for Global Sustainability @ctrglobsust.bsky.social · 03/09/2025Released today📢 A new study in @nature.com finds that the global capacity for geological carbon storage is much lower than current estimates, highlighting the importance of responsible management to use this tool wisely and protect future generations: doi.org/10.1038/s41586-025-09423-y 101
Reposted by Miranda BoettcherMarian Feist @mjfeist.bsky.social · 27/08/2025Previously headed by the foreign office, Germany’s #climatediplomacy is now consolidated at the environment ministry again. But some things have survived the recent change of government. (1/2) www.bundesumweltministerium.de/pressemittei...bundesumweltministerium.deInternationale Klimapolitik: Zuständigkeit wechselt, gemeinsames Engagement bleibt- BMUKN - PressemitteilungDie Bundesregierung stellt die internationale Klimapolitik neu auf. Die Federführung wechselt vom Auswärtigem Amt zum Bundesumweltministerium (BMUKN). Dort wird eine neue Abteilung für internationale ... 163
Miranda Boettcher @mirandaboe.bsky.social · 18/08/2025Any ocean governance people in Johannesburg at the TC-ESG conference this week? Come join our session! Thursday August 21, 2025 08:30 - 10:00 SAST, more info here: lnkd.in/d2nvPh83 With: D.G: Webster, Leandra Gonçalves, Elizabeth Nyman, Vitor Renck & Rachel Bitoun #TCESG25 @esgproject.bsky.social 041
Reposted by Miranda BoettcherBrigitte Knopf @brigitteknopf.bsky.social · 16/07/2025📢 Einladung am 10. Sep. zu unserer Konferenz „Wohnen als klimasoziale Frage“ mit einem Auftakt durch Bauministerin @verena-hubertz.de und herausragenden Expert:innen aus Politik, Wissenschaft und Praxis auf Panels und in Workshops zukunft-klimasozial.de/wohnen-als-k... @klimasozial.bsky.social 021
Reposted by Miranda BoettcherSWP Europe @swp-europe.bsky.social · 24/06/2025🎯 As the EU shapes its 2040 climate target, international credits return to the spotlight. @felixschenuit.bsky.social warns: credit quality, permanence and scalability must be ensured – especially for carbon removal. 🔗 buff.ly/QLMG8AK #EUClimatePolicy #CDR #Article6swp-berlin.orgInternational Credits in EU Climate Policy: Old Conflicts, New ChallengesIn the discussions being held at EU level about the 2040 mitigation target, the role of international credits has recently taken centre stage.... 052
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 02/07/2025The legislative proposal for the 2040 target has landed: ▶️ 90% reduction of net GHG compared to 1990 (no separate target for removals!) ▶️ flexibilities as central element, incl. international credits & domestic CDR ▶️NDC will include an *indicative* 2035 figure climate.ec.europa.eu/document/dow... 042
Reposted by Miranda BoettcherCarbon Brief @carbonbrief.org · 03/07/2025NEW – Q&A: European Commission’s proposal to cut EU emissions 90% by 2040 | @joshgabbatiss.bsky.social @daisydunne.carbonbrief.org @mollylempriere.carbonbrief.org w/ comment from @lindakalcher.bsky.social @mforte.bsky.social Read here: buff.ly/HG72yBk 12618
Reposted by Miranda BoettcherGarry Peterson @resiliencesci.bsky.social · 30/06/2025IPBES task force on models and scenarios NFF explained Nature Futures Framework @laurap18.bsky.social + doi.org/10.1016/B978... "This chapter examines the NFF and its potential to guide transformative policy solutions rooted in diverse and locally held values of nature." 083
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 23/06/2025New SWP publication: “International Credits in EU Climate Policy: Old Conflicts, New Challenges” We currently see a renaissance of international credits in EU climate policy. In this piece, I discuss the politics of the 2040 target & the possible role for Art. 6 www.swp-berlin.org/publikation/... 161
Reposted by Miranda BoettcherMarian Feist @mjfeist.bsky.social · 19/06/2025At the #SB62 #Juneclimatemeetings, “unilateral trade measures” – code for the EU’s Carbon Border Adjustment Mechanism ( #CBAM ) – have become a major point of contention. (1/3) 153
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 18/06/2025Welche Rolle können internationale Zertifikate in der EU Klimapolitik spielen und wie geht es mit dem 2040 Ziel/NDC weiter? Ein paar Gedanken dazu im DLF-Interview (@uedio.bsky.social) ▶️ www.deutschlandfunk.de/klimazertifi... SWP-Publikation dazu www.swp-berlin.org/publikation/... @swp-berlin.orgswp-berlin.orgInternationale Zertifikate in der EU-Klimapolitik: Alte Konflikte, neue HerausforderungenIn den Diskussionen, die auf EU-Ebene über das neue Emissionsminderungsziel für 2040 geführt werden, rückte zuletzt die Rolle internationaler... 0153
Reposted by Miranda BoettcherClaire Dupont @cladupont.bsky.social · 19/06/2025‘Rethinking EU climate and sustainability governance in an age of disruption’ is the theme of the final conference of @greendealnet.eu in Brussels today. Look at this exciting programme! #Climate #governance #EU #polisci 044
Reposted by Miranda BoettcherJeffrey Ampah @jeffreyampah.bsky.social · 13/06/2025🚨New in Nature Reviews Clean Technologies: Scaling carbon removal without delaying emission reductions In this commentary, we maintain that smart policy design allows both to move together, avoiding the usual "mitigation deterrence" trap Full thread unpacking our argument below 👇 13010
Reposted by Miranda BoettcherMarian Feist @mjfeist.bsky.social · 17/06/2025#SB62 just adopted the agenda after two days of deliberation. Disagreement over the inclusion of items on #climatefinance and trade measures. Pushback following the EU’s lacklustre communication around #CBAM has seeped into #UNFCCC negotiations. #Juneclimatemeetings 043
Reposted by Miranda BoettcherCDRmare @cdrmare.bsky.social · 10/06/2025Congratulation @mirandaboe.bsky.social! The CDRmare expert has been appointed as a member of the Marine Carbon Dioxide Removal Standing Committee, established by the National Academies of Sciences, Engineering, and Medicine. Learn more here: www.nationalacademies.org/our-work/mar... 0102
Reposted by Miranda BoettcherThe Conversation AUNZ @aunz.theconversation.com · 10/06/2025Half of Australia’s seas are protected. So why are marine species and ecosystems in freefall?theconversation.comAustralia’s government is pledging better protection for our vulnerable seas – but will it work? 1124
Reposted by Miranda BoettcherJean-Pierre Gattuso @jpgattuso.bsky.social · 08/06/2025Let the 3rd UN Ocean Conference be the conference that makes the difference! 1️⃣ Act now where science is clear 2️⃣ Advance knowledge before irreversible decisions 3️⃣ Turn knowledge into action, and action into justice Do not hesitate to disseminate widely. 2/2 #UNOC3 #OOSC #ScienceForTheOcean 🌊 02010
Miranda Boettcher @mirandaboe.bsky.social · 06/06/2025My time at #OOSC was well spent, and Nice was - as advertised - very nice 😏 🌊 Thanks to all - looking forward to continuing conversations on ocean-climate action, assessment & governance! @ifremer.bsky.social @jpgattuso.bsky.social 170
Reposted by Miranda BoettcherAnna Pérez Català @annaperezcatala.bsky.social · 06/06/2025Just co-wrote a blog on what’s at stake in the Bonn 2025 climate talks 🌍 We dig into: – Trust-building in multilateral climate talks – What to watch on GGA, JTWP & GST – How Brazil could shape a new phase of the Paris Agreement Read here at @iddri.bsky.social ➡️ www.iddri.org/en/publicati...iddri.orgBonn 2025 climate talks: Brazil’s first diplomatic test ahead of COP30What should happen at the Bonn climate negotiations (15-26 June) to ensure COP30 becomes a major inflection point in the UN climate process? As Brazil is preparing to host COP30 in Belém (10-21 Novem... 134
Reposted by Miranda BoettcherFelix Schenuit @felixschenuit.bsky.social · 05/06/2025Neue SWP-Publikation zur Rolle internationaler Zertifikate in der EU-Klimapolitik. Die EU steht vor der entscheidenden Frage, wie ihr neues Emissionsminderungsziel für 2040 aussehen soll - und welche Rolle Art. 6 Zertifikate dabei spielen können und sollen. www.swp-berlin.org/publikation/... /1 294
Reposted by Miranda BoettcherCNRS @cnrs.fr · 05/06/2025#PressRelease 🗞️ Ahead of #UNOC3, scientists at #OOSC are calling on Member States to take urgent and decisive action for the Ocean, guided by science. Their 10 recommendations, will be delivered to Heads of State and Government on Monday 8 June. #ScienceForTheOcean 👉 www.cnrs.fr/en/press/res... 0103