Continental-shelf sentence example

continental-shelf
  • The continental plateau might for purposes of detailed study be divided into the continental shelf from - 660 ft.
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  • The Bass Sea (Bass Strait), Irish Sea and North Sea lie on the continental shelf.
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  • The terrace closest to the land, known as the continental shelf, has an average depth of 600 ft., and connects Australia, New Guinea, and Tasmania in one unbroken sweep. Compared with other continents, the Australian continental shelf is extremely narrow, and there are points on the eastern coast where the land plunges down to oceanic depths with an abruptness rarely paralleled.
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  • Hull found a mean angle of slope of 13° to 14° for the edge of the continental shelf off the west coast of Europe, and off Cape Torinana (43° 4' N.) as much as 34°.
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  • Where the French telegraph cable between Brest and New York passes from the continental shelf of the Bay of Biscay to the depths of the Atlantic the angle of slope is.
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  • The continental shelf is the gentle slope which extends from the edge of the land to a depth usually about loo, though in some cases as much as 300 fathoms, and is there demarcated by an abrupt increase in the steepness of the slope to ocean depths.
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  • Similarly we may note the caldron or small steep depression of a round outline, and the furrow or long narrow groove in the continental shelf.
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  • the continental shelf bear witness to its land origin.
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  • Amongst the best known of the furrows of the continental shelf are the Cape Breton Deep, in the Bay of Biscay, the Hudson Furrow, southward of New York, the so-called Congo Canon, the Swatch of No Ground off the Ganges delta, the Bottomless Pit off the Niger delta, and numerous similar furrows on the west coast of North America and outside the fjords of Norway, Iceland and the west of Scotland, as well as in the.
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  • The seaward edge of the continental shelf often falls steeply to the greatest depths of the ocean, and not infrequently forms the slope of a trench, a form of depression which has usually a steep slope towards a continent or an island-bearing rise on one side and a gentler slope towards the general level of the ocean on the other.
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  • The littoral deposits include those of the actual shore on the wash of the waves and of the surface of the continental shelf.
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  • Recent limestones are being produced in this way and also in some places by the precipitation of calcium carbonate by sodium or ammonium carbonate which has been carried into the sea or formed by organisms. The precipitated carbonate may agglomerate on mineral or organic grains which serve as nuclei, or it may form a sheet of hard deposit on the bottom as occurs in the Red Sea, off Florida, and round many coral islands in the Pacific. Only the sand and the finest-grained sediments of the shore zone are carried outwards over the continental shelf by the tides or by the reaction-currents along the bottom set up by on-shore winds.
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  • gannet numbers were highest over the continental shelf region, where foraging adults dominated.
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  • Well-defined mega-scale glacial lineations are present within the trough, produced by a palaeo-ice stream draining the Greenland Ice Sheet across the continental shelf.
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  • pronounced in shallow regions, such as on the continental shelf in the Bay of Bengal.
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  • PHYSICAL FEATURES The islands lie on the shallow continental shelf off the south-eastern coast of New Zealand.
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  • stratigraphy of the Quaternary inner continental shelf sediments of Hong Kong.
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  • 3 The areas of the continental shelf and lowlands are approximately equal, and it is an interesting circumstance that, taken as a whole, the actual coast-line comes just midway on the most nearly level belt of the earth's surface, excepting the ocean floor.
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  • Hull found a mean angle of slope of 13° to 14° for the edge of the continental shelf off the west coast of Europe, and off Cape Torinana (43° 4' N.) as much as 34°.
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  • deposits actually formed on the continental shelf are phosphatic nodules; these are especially abundant on the east coast of the United States and on the Agulhas Bank, where the amount of calcium phosphate in the nodules is as much as 50%.
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  • B.J. Tolani (M.Phil. project) on sequence stratigraphy of the Quaternary inner continental shelf sediments of Hong Kong.
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