For The Underworld: Journeys to the Depths of the Ocean, SUSAN CASEY traversed the globe, joining scientists and explorers on dives to learn how vital the deep is to the planet’s future. In Kings of Their Own Ocean: Tuna, Obsession, and the Future of Our Seas, KAREN PINCHIN shares a tale of human obsession, the limits of ocean science, and the truth of how our insatiable appetite for bluefin has become a global dilemma.

Achte The Underworld: Journeys to the Depths of the Ocean. – Casey

Achte Kings of Their Own Ocean: Tuna, Obsession, and the Future of Our Seas. – Pinchin