By Callum Roberts
A Silent Spring for oceans—from “the Rachel Carson of the fish international” (The long island Times)
The sea feeds and sustains us, yet its destiny is less than catastrophic risk. during this strong and bold publication Callum Roberts—one of the world’s premiere conservation biologists—tells the tale of the historical past of the ocean, from the earliest strains of water in the world to the oceans as we all know them today. He bargains a devastating account of the impression of overfishing, deep-sea mining, pollutants, and weather switch and explains what we needs to do now to maintain our swiftly dwindling marine lifestyles. Passionate and persuasive, The Ocean of Life is a warning call that would entice a person who loves the ocean and its creatures.
Read Online or Download The Ocean of Life: The Fate of Man and the Sea PDF
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Extra info for The Ocean of Life: The Fate of Man and the Sea
On the very starting, 164,000 years in the past, fragments of vibrant crimson ochre sign the 1st use of pigment, most likely for decoration. Scratch marks crisscrossed over one piece recommend the emergence of symbolic artwork and small, sharp stone instruments. At Blombos Cave, farther west at the coast, archaeologists discovered jewellery made seventy-five thousand years in the past from tiny seashells perforated by way of predatory snails. the 1st occupants at top aspect collected shellfish to consume at low tide, and lots more and plenty of the cave-floor deposits are drifts of shells. Shellfish used to be additionally fed on 140,000 years in the past at Blombos and remained vital for the complete time Blombos was once used as a house. 6 (Having as soon as spent a summer time within the corporation of a pupil whose examine concerned rotting lots of shells, i will guarantee you that the scent could have established the sternest of recent constitutions. ) Bones of black musselcracker and mullet, fish that persist with the emerging tides to seize their prey, look 77,000 years in the past in Blombos. on account that no hooks were discovered with those fish bones, humans most likely speared them or stuck them via hand. Or they could were lured into shallow water through a pal made from damaged urchins or shells after which speared with bone-tipped spears. a touch later highbrow bounce made at top aspect at the very least 71,000 years in the past used to be the invention that treating rock with warmth made it more straightforward to form into instruments corresponding to spear issues. 7 humans have hunted foodstuff in huge programs seeing that our African ancestors first seemed in the past. The earliest facts of intake of aquatic meals comes from northern Kenya, the place the continues to be of butchered fish, crocodiles, and turtles were stumbled on along stone instruments made by way of the predecessors of Homo erectus. eight In South Africa’s Blombos and Klasies River caves, along fish and shellfish, continues to be of penguins and seals supplement catches of eland, antelope, and buffalo. Caves in Gibraltar occupied by way of Neanderthals over thirty thousand years in the past likewise include the bones of monk seals and bottlenose dolphins. nine The dolphins have been most likely scavenged carcasses of stranded animals, however the seals might were hunted in the course of the Mediterranean, really effortless prey on their breeding seashores. Paleolithic work at the partitions of Cosquer Cave, close to Marseille at the south coast of France, express monk seals hunted with spears. 10 this day the doorway lies a hundred and twenty toes lower than sea point, a testomony to the emerging sea after the final ice age, however the cave slopes upward to a wide chamber that continues to be dry. It used to be stumbled on by means of a French diver, Henri Cosquer, in 1985, however the work weren't chanced on till 1991, while he and colleagues penetrated a ways into the cave and noticed photos of human fingers stenciled at the rock face. next expeditions published 177 work of bison, aurochs, and immense elk, lots of them beautiful works of art. Cosquer Cave is nearly distinct in its illustration of marine species. There are pictures of the now extinct nice auk, in addition to of monk seals, and of what appear to be jellyfish.