Wil Burns and Anna Madlener

Plan Sea: Ocean Interventions to Address Climate Change

Science EN ↓ 46 episodes

Plan Sea is hosted by Wil Burns, Co-Director of the Institute for Responsible Carbon Removal at American University, and Anna Madlener, Senior Manager for monitoring, reporting, and verification (MRV) at the Carbon to Sea Initiative.  As co-hosts, Wil and Anna invite guests to the podcast each episode to discuss potential ocean-based climate solutions, particularly approaches that lead to carbon dioxide removal (CDR) from the atmosphere. The podcast scrutinizes risks and benefits of these options, as well as matters of governance, community engagement, ethics, and politics.

Author

Wil Burns and Anna Madlener

Category

Science

Podcast website

plansea.buzzsprout.com

Latest episode

May 28, 2026

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Episodes

Isometric’s Dr.'s Sophie Gill, Jing He, and Jennifer Yin on Marine Carbon Removal Certification 19.09.2024

Plan Sea dives into the world of carbon removal certification, joined by experts Sophie Gill, Jing He, and Jennifer Yin from Isometric — a carbon credit certification platform and registry focused on high-quality carbon removal. Plan Sea is a semi-weekly podcast exploring ocean-based climate solutions, brought to you by the Carbon to Sea Initiative & the American University Institute for Respo...

A new season of Plan Sea 17.09.2024

Carbon to Sea & the American University Institute for Responsible Carbon Removal announce a new collaboration for the second season of “Plan Sea” — a semi-weekly podcast exploring ocean-based climate solutions. Plan Sea will release episodes on a semi-weekly basis throughout Fall 2024, and is hosted by Wil Burns and Anna Madlener. Plan Sea is a semi-weekly podcast exploring ocean-based climate...

Dr. Lennart Bach and Dr. Veronica Tamsitt on (Cost-)Efficiency of Iron Fertilization in the Southern Ocean 05.03.2024

Our guests today, Lennart Bach, at the Institute for Marine and Antarctic Studies, University of Tasmania, and Veronica Tamsitt, Head of Oceanography at the mCDR MRV company, Submarine , are two of the authors of a very interesting research article recently published in the journal Global Biogeochemical Cycles , titled “Identifying the Most (Cost-)Efficient Regions for CO2 Removal With Iron Fertil...

CarbonPlan's Freya Chay on Market Shaping and Uncertainty in Marine Carbon Dioxide Removal 13.02.2024

Our guest today is Freya Chay, Carbon Removal Program Lead at CarbonPlan , a non-profit organization in the US working on data and science for climate action by improving the transparency and scientific integrity of climate solutions with open data and tools.  Carbon Plan and Freya have produced a number of stellar publications and tools, widely regarded in the field and insightfully crafted. Nota...

Dr. Sara Nawaz and Dr. Terre Satterfield on Just, Responsible and Socially Viable Carbon Removal 23.01.2024

Welcome back to the Plan Sea Podcast as we kick off our final stretch of season 1.  Today's episode focuses on the findings and observations in a recently published paper in the Journal of Environmental Science and Policy entitled  Towards just, responsible, and socially viable carbon removal: lessons from offshore DACCS research for early-stage carbon removal projects We welcome the paper&ap...

Dr. Matt Eisaman and Frances Simpson-Allen on Ebb Carbon's Ocean Alkalinity Enhancement Approach and Developments 06.11.2023

Dr. Matt Eisaman and Frances Simpson-Allen join Plan Sea to discuss Ebb Carbon 's marine carbon dioxide removal approach and their latest developments. Matt is a cofounder and Chief Scientist as well as Associate Professor at Yale University in the Department of Earth & Planetary Sciences and the Yale Center for Natural Carbon Capture (YCNCC). Frances is their Director for Policy and Mark...

Dr. David Koweek of Ocean Visions on the Importance of Interdisciplinary Networks for Marine Carbon Dioxide Removal 24.10.2023

Today’s guest is David Koweek, who holds a PhD from Stanford University in Earth System Science and is currently the Chief Scientist of Ocean Visions , a non-profit organization comprised of a network of leading universities and oceanographic research institutions and partners. Ocean Visions works to engage and focus resources from across this network for concerted action, catalyzing collaboration...

Dr. Ken Buesseler on New Perspectives and Opportunities for Ocean Iron Fertilization 10.10.2023

Dr. Ken Buesseler, senior scientist at the Woods Hole Oceanographic Institution, joins us to discuss new perspectives and opportunities of ocean iron fertilization (OIF) as a carbon removal solution. Ken explores with us how the journey of OIF has evolved as one of the first researched carbon removal solutions from about a decade ago to today. We discuss what OIF is, what the new effort  ExOIS, Ex...

SEAO2_CDR: An Insight into the European Ocean CDR Space with Christopher Pearce, Patricia Grasse and Christine Merk 26.09.2023

Today's episode features three representatives of the SEAO2-CDR project, a European effort to determine strategies for the evaluation and assessment of ocean based carbon dioxide removal. The project's aims range from a strongly interdisciplinary background and focus not only on scientific, but also economic, legal, political, social and ethical  aspects. We are joined by  the project’s...

Exploring the OAE Best Practice Guide with Jean-Pierre Gattuso and Andreas Oschlies 12.09.2023

This episode's guests are Jean-Pierre Gattuso, CNRS research professor at Sorbonne University and Institute on Sustainable Development and International Relations, France, and Chair for Ocean Acidification and other ocean changes – Impacts and Solutions at Prince Albert II of Monaco Foundation; and Andreas Oschlies, professor and head of the biogeochemical modeling research unit at GEOMAR Hel...

Rose Sharifian of SeaO2 on Electrochemical Ocean Carbon Capture and the European Marine CDR Community 29.08.2023

Rose Sharifian, CTO of the Dutch startup SeaO2, joins Plan Sea to talk about their electrochemical ocean carbon capture approach.  Rose, Anna and Wil discuss SeaO2's technical roadmap, electrochemical membrane technology as well as challenges and opportunities they are facing in the European CDR market. Rose also shares how SeaO2 fits into the global picture of marine CDR startups and why she...

Mike Kelland of Planetary Technologies on Ocean Alkalinity Enhancement Policy and Community Engagement 17.05.2023

Mike Kelland, CEO and co-founder of Planetary Technologies, an ocean alkalinity enhancement (OAE) startup from Canada, joins Plan Sea on this new episode. Mike, Anna and Wil discuss the basics, science and challenges surrounding ocean alkalinity enhancement — a method whereby the capacity of ocean water to draw down additional CO2 from the atmosphere is increased by increasing the alkalinity of th...

Exploring the Risks and Riches of the Deep Sea Ecosystems in Climate Interventions: A Discussion with Lisa Levin 02.05.2023

Our guest, Lisa Levin, is a distinguished professor at the Scripps Institution of Oceanography and the lead author of a recent article in the journal Science called "Deep Sea Impacts of Climate Interventions." She explains that most ocean-based carbon removal technologies involve dumping materials and carbon into the ocean floor, which could affect the many different ecosystems of the de...

Matt Long on the [C]Worthy initiative for MRV modeling frameworks 12.04.2023

Matthew Long joins Wil Burns and Anna Madlener to discuss his role at the National Center for Atmospheric Research: Climate and Global Dynamics and the Cworthy project, a non-profit research organization to develop the scientific and technical tools associated with quantifying ocean carbon dioxide removal and leveraging those tools to bolster the monitoring, reporting, and verification of carbon d...

Philip Boyd on Operational monitoring for Detection, Attribution and Determination of Side Effects of Marine CDR 28.03.2023

Philip Boyd joins Wil Burns and Anna Madlener in this episode of the podcast to discuss  a recent publication, "Operational Monitoring of Open-Ocean Carbon Dioxide Removal Deployments: Detection, Attribution, and Determination of Side Effects". Phil discusses the technological and scientific focus areas necessary to enable operational monitoring as highlighted in the paper by him and his...

Jessica Cross on The Pathways for Ocean-Based Carbon Removal Approaches 14.03.2023

Dr. Jessica Cross joins Anna Madlener and Wil Burns on the podcast to discuss the driving and scientifically informed academic, entrepreneurial, and legislative pathways for ocean-based carbon removal approaches. Jessica is a research oceanographer at the National Oceanographic and Atmospheric Association (NOAA) where she leads the Carbon Dioxide Removal Task Force and manages the Carbon System Ob...

Cultivating and Sinking Sargassum for CO2 Uptake with Seafields Solutions 01.03.2023

Dr. Franziska Elmer and John Auckland join Wil Burns and new cohost Anna Madlener on the podcast to discuss the startup Seafields Solutions.  Seafields uses compressed sargassum bales to function as natural “carbon batteries.” The bales are sunk into the abyssal plain of the ocean, which will local away the CO2 for millennia.  Franziska and John tell you about their company and their process where...

Mowgli Holmes on How Carbon Sequestration will be Measured, Reported, and Verified (MRV) in the Future 13.02.2023

Host Wil Burns and producer, Andrew Lewin, welcome Mowgli Homes to the podcast to discuss the measuring, reporting, and verification (MRV) of carbon sequestration in the future. Mowgli is the CEO of Submarine, which is hoping to help the industry navigate the shoals of MRV in a cost-effective and high-integrity fashion. Mowgli discusses where the industry is going and how it will address some of t...

Arin Crumley and Christian Robinson on Pull to Refresh, a Carbon Reversal Program 20.01.2023

Arin Crumley and Christian Robinson join Wil Burns and guest host (and producer), Andrew Lewin on the podcast to discuss their business called Pull to Refresh. The idea was borne out of a number of interactions on Clubhouse to help people and businesses reverse the effects of climate change. Hear more from Arin and Christian on how the business was started and the company's approach to seawee...

Romany Webb on Recommendations for Permitting Seaweed Cultivation in California 03.01.2023

Wil Burns speaks to Romany Webb, an Associate Research Scholar at Columbia Law School and Deputy Director of the Sabin Center for Climate Change Law, about local legislation around coastal and ocean carbon removal. Romany recently authored a paper entitled "Permitting seaweed cultivation for carbon sequestration in California: barriers and recommendations" and is on the podcast to discus...

Steve Crooks and Elizabeth Guinessey on The Seascape Initiative 20.12.2022

Our inaugural episode is a critical one and one in which host Wil Burns explores often throughout this podcast how we qualify, verify, and report claims of carbon sequestration from ocean-based approaches. Wil is joined by two experts in the field, Steve Crooks, who is the co-founder at the consultancy Sylvestrum Climate Associates as well as a research associate with the Smithsonian Institution,...

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