Olive Heffernan takes a deep dive into protecting the world’s oceans in The High Seas
The High Seas
The sea is massive. That sounds obvious but, until reading Olive Heffernan’s The High Seas, I hadn’t quite grasped the enormity of scale.
Oceans cover 70pc of Earth’s surface and can reach depths of 11 kilometres (Mount Everest is less than nine kilometres tall). And it’s positively teeming with life, often of the most incredible kind.
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