The oceans need more care than they ever have before—and few people are taking on that job with more commitment than Diva Amon. A marine biologist at the Benioff Ocean Science Laboratory at the ...

Deep-sea mining targets mineral deposits on the ocean floor, typically at depths of 3,000–6,000 meters. Most attention focuses on polymetallic nodules—potato-sized rocks lying on abyssal plains—and on ...