Nature in Crisis: ‘Blue Machine’ by Helen Czerski

Meehan Crist and Peter Godfrey-Smith

9 March 2026

In Blue Machine (2024), Helen Czerski refigures the ocean as an enormous planetary engine, converting light and heat into motion. Her book invites us to see the ocean not as an ‘absence’ but an intricate series of operations that makes life as we know it possible.

In this episode, Meehan Crist and Peter Godfrey-Smith reflect on the ways Czerski’s book has altered their thinking about the ocean, and whether new perspectives can ever be enough to change public policy.

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Get the book: https://lrb.me/czerskicr

Next episode: Sunil Amrith’s The Burning Earth

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