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Our future life on Earth depends on the state of the ocean

As the world’s thermometer, the ocean keeps everything in balance, but carbon emissions and our use of it as a dumping ground is threatening its life, says Helen Czerski

27 May 2023

9:00 AM

27 May 2023

9:00 AM

Blue Machine: How the Ocean Works Helen Czerski

Torva, pp.448, 20

When we observe the ocean we rarely peek beneath its surface. As Helen Czerski shows in her lively and engrossing account of the physics of ocean spaces, we would not see much anyway. Sounds travel well in water, and blue whales talk to one another across thousands of miles; but light soon disappears, apart from the glow emitted by luminous fish.

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