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Nan Ransohoff
@nanransohoff
Head of Climate . I also lead Frontier, an advance market commitment for carbon removal (frontierclimate.com).
San Francisco, CAnanransohoff.comJoined March 2009

Nan Ransohoff’s Tweets

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Today, I’m excited to launch Frontier—an advance market commitment (AMC) that will buy $925M+ of permanent carbon removal by 2030. Build and we will buy: frontierclimate.com. 🛠️
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Introducing Frontier—a $925M advance market commitment (AMC) to accelerate carbon removal. frontierclimate.com It’s funded by Stripe, @Google, @Shopify, @Meta, @McKinsey, and the thousands of businesses using Stripe Climate. More details. ⬇️
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Chart from & team makes it clear we can't solely rely on conventional land-based removals. To stay within warming targets, we must develop new carbon removal approaches and get them to massive scale, very quickly.
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Today we publish the 1st edition of the "State of Carbon Dioxide Removal" report, a global assessment of the current #StateofCDR, and the gap we need to close to achieve the Paris temperature goal. Full report➡️stateofcdr.org An ongoing 🧵 [1]
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Midjourney or irl buildings on a moody LA day?  (Relatedly, the William Kentridge exhibit at the Broad is fantastic if you have a chance to see it)
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This partnership is an awesome milestone for Watershed, our customers, and the planet. Enormous thanks to , , , , and the Frontier team, led by the inimitable . Together we’re paving the way for permanent removal to reach global scale.
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We’re partnering with Frontier to bring climate-critical permanent carbon removal to companies of all sizes and sectors. @Boomaero, @Canva, @SKIMS, and @Zendesk are raising the bar for climate leadership as the first Watershed customers to participate. watershed.com/blog/watershed
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We’ve teamed up with to make it easy for their customers to buy permanent carbon removal through Frontier. 🚀 Big thank you to , and the Watershed team for their partnership in growing the market for carbon removal!
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We’re partnering with Frontier to bring climate-critical permanent carbon removal to companies of all sizes and sectors. @Boomaero, @Canva, @SKIMS, and @Zendesk are raising the bar for climate leadership as the first Watershed customers to participate. watershed.com/blog/watershed
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I’ve thought about this essay many many times
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Breaking Points by @AgnesCallard “For me I think, I never truly recovered from reading Agnes' essay on breaking points” —h/t @wanderumination harpers.org/archive/2021/0
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Curator’s Choice 2022 🖤 Every day, we hunt for the best writing on the internet. At the end of 2022, here are the pieces that moved us, surprised us, and stuck with us – and our readers. We hope you find one or two that matter to you. In no particular order… (1/25)
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it's that time of year when you download all the books you've wanted to read all year en masse and completely ignore the fact that you're only out for a week...
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If you know someone who works on vaccines, or a microbiologist looking for a new challenge, here's a list of resources to get up to speed on strep A: savac.ivi.int/documents The pipeline is thin, but infections lead to perhaps 500,000 deaths/year in low-& middle-income countries
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7 children have died in the last 3 months in the UK, due to Group A Strep. Here are 11 key facts you need to know about Strep + Scarlet fever:
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The economists who invented AMCs are starting an accelerator to apply market shaping mechanisms to climate & pandemic preparedness. We were very lucky to work with many of them on Frontier. They're hiring for several policy roles. Keep an eye out for accelerator apps soon!
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Thrilled to announce we’re launching a new Market Shaping Accelerator @UChicago led by @rglenner, Michael Kremer, and Christopher Snyder (@dartmouth). Also with @center4risc, @UChiEnergy, @BeckerFriedman and others...🧵
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Is there any credible science on recurring dreams? Why we have them, what's going on in the brain when we do, etc.? Would love to get to the bottom of this one...
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Free climate tech ideas 👇
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Excited to have partnered with @gustaf in writing @ycombinator’s just launched Climate Tech Request for Startups. And thank you to @billclerico, @MichaelWWara, @rewiringamerica's Ari Matusiak, and many others for the input and feedback! twitter.com/ycombinator/st…
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Carbon removal shifted into high gear this year. Frontier received twice as many applications as it did during its first cycle six months ago, with projects spanning more than ten different pathways. 📈
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Frontier is buying more carbon removal! We’ve whittled 150+ applications down to seven companies burying, injecting, and mineralizing CO₂ from the air and ocean. @stripe and @shopify are committing $11M and will be the first customers for five of them. frontierclimate.com/writing/fall-2
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If you’re itching to put your skills to work in service of carbon removal, we’ve built a database of gnarly challenges that need to be tackled urgently and require a wide range of talents from engineering to law, data science, and policy.
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