
Planeteers’ Frank Rattey and Dr. Thorben Amann on closed-system, alkalinity-based carbon removal
From Plan Sea: Ocean Interventions to Address Climate Change by Wil Burns and Anna Madlener
March 5, 2026 · 1h 5m · Season 3 · Episode 8
About this episode
The episode features a discussion on alkalinity-based carbon removal with experts from Planeteers.
In this edition of Plan Sea, hosts Anna Madlener and Wil Burns are joined by Frank Rattey and Dr. Thorben Amann of Planeteers — a Hamburg-based carbon removal startup researching alkalinity-based carbon dioxide removal (CDR) approaches — to discuss the science behind their closed-system pathway, their first field tests, and the national regulations guiding ocean-climate research. Dr. Thorben Amann is the Research and Development Lead at Planeteers and a geochemical CDR specialist. In this epi...
People in this episode
Hosts: Anna Madlener, Wil Burns
Guests: Frank Rattey, Dr. Thorben Amann
Topics covered
- carbon removal
- ocean-climate research
- alkalinity-based CDR
- closed-system pathways
- field tests
- national regulations
Keywords
- carbon dioxide removal
- alkalinity
- closed-system
- field tests
- ocean research
- climate change
- geochemical
Mentioned in this episode
Organizations: Planeteers, Plan Sea
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