Ocean current -- An ocean current is any more or less permanent or continuous, directed movement of ocean water that flows in one of the Earth's oceans. The currents are generated from the forces acting upon the ... > full article

Ocean -- This global, interconnected body of salt water, called the World Ocean, is divided by the continents and archipelagos into the following bodies, from the largest to the smallest: the Pacific Ocean, ... > full article

Sea water -- Seawater is water from a sea or ocean. On average, seawater in the world's oceans has a salinity of approximately 3.5%, or 35 parts per thousand. This means that for every 1 litre (1000 mL) of ... > full article

Sediment -- Sediment is any particulate matter that can be transported by fluid flow and which eventually is deposited as a layer of solid particles on the bed or bottom of a body of water or other liquid. ... > full article

Sea level -- Mean sea level (MSL) is the average (mean) height of the sea, with reference to a suitable reference surface. Defining the reference level, however, involves complex measurement, and accurately ... > full article

Mid-ocean ridge -- A mid-ocean ridge or mid-oceanic ridge is an underwater mountain range, formed by plate tectonics. This uplifting of the ocean floor occurs when convection currents rise in the mantle beneath the ... > full article

Earth science -- Many scientists are now starting to use an approach known as Earth system science which treats the entire Earth as a system in its own right, which evolves as a result of positive and negative ... > full article

Geophysics -- Geophysics, the study of the earth by quantitative physical methods, especially by seismic reflection and refraction, geodesy, gravity, magnetic, electrical, electromagnetic, and radioactivity ... > full article

Oceanic trench -- The oceanic trenches are hemispheric-scale long but narrow topographic depressions of the sea floor. They also are the deepest parts of the ocean floor. Trenches define one of the most important ... > full article

Sequence stratigraphy -- Sequence stratigraphy is a relatively new branch of geology that attempts to link prehistoric sea-level changes to sedimentary deposits. The 'sequence' part of the name refers to cyclic sedimentary ... > full article

Earth Science (With CD-ROM)
Earth Science offers a reader-friendly overview of our physical environment for the reader with little or no exposure to science. The emphasis is on readability, with clear explanations and examples, ... > read more

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Gen-e-sis: The Scientific Quest for Life's Origins
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Blue Ocean Strategy: How to Create Uncontested Market Space and Make Competition Irrelevant
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Physical Geology
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A PocketExpert Guide to Marine Invertebrates: 500+ Essential-to-Know Aquarium Species
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Invitation to Oceanography, Third Edition
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The Changing Earth : Exploring Geology and Evolution (with Physical GeologyNow)
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Plan B 2.0: Rescuing a Planet Under Stress and a Civilization in Trouble
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Elemental Geosystems, Fourth Edition
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