Download E-books National Geographic Citizens of the Sea: Wondrous Creatures From the Census of Marine Life PDF

By Nancy Knowlton

Written in an obtainable and easygoing kind, "Citizens of the Sea" describes the sea and its terrific biodiversity utilizing the subject matter of champions - blending visible different types (like the most important, the smallest, and the deepest-dwelling creatures) with much less seen ones, akin to the main social (killer whales and snapping shrimp), the simplest farmers (damselfish), and the main imitated (bath sponges). The publication positive factors dozens of gorgeous Census of Marine existence pictures, pictures, maps, and different visualisations to assist inform every one mini-story. The champions are loosely prepared in teams in accordance with standards akin to measurement and form, habitat and ecology, behaviour, and human connections. The book's issues go an enormous diversity: some of the ocean nation-states (poles, deep sea, shore, and open ocean), kinds of organisms (vertebrates, invertebrates, plankton, crops, and bacteria), and modes of medical discovery (remotely operated automobiles, DNA barcoding, and tagging). The extraordinary number of marine existence is on the center of "Citizens of the Sea", whose writer claims that estimates of ocean range are too low by means of an element of ten. no matter if huge or small, tropical or polar, predator or prey, the creatures of the sea have nice importance to the environmental healthiness of our planet - and their tales, captivatingly said and photographed, will enchant a large viewers of readers.

About the Author

Dr. Nancy Knowlton holds the Sant Chair in Marine technology on the Smithsonian's nationwide Museum of typical historical past, the place her examine makes a speciality of coral reefs. She is a professional on biodiversity and threats to the sea, and her analyses have resulted in the popularity that estimates of marine variety are most likely too low by way of an element of ten. She serves at the nationwide Geographic Society's Committee on learn and Exploration, the area Bank's special examine software for Coral Reefs, and the Census of Marine Life's Coral Reef Initiative.

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