Eroded sentence example

eroded
  • That the mountainous mass of western Maui is much older is shown by the destruction of its crater, by its sharp ridges and by deeply eroded gorges or valleys.
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  • At some period, long subsequent to its original excavation, and after many large stalactites had grown, it was completely filled with glacial mud charged with acid, whereby the dripstone was eroded into singularly grotesque shapes.
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  • At the same time Kashmir's ' special status ' had been systematically eroded.
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  • In the north, however, the ranges which separate the river valleys are apparently the remains of the table-land through which deep valleys have been eroded.
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  • The northern and western parts of this plateau have an average elevation a little less than that of the Atlantic margin, and their slopes are toward the south and east, those of Goyaz and Matto Grosso being abrupt and deeply eroded.
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  • The valleys of the principal streams are deeply eroded; bluffs are common along their borders, and buttes elsewhere on the plains.
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  • Former tributaries have given place to others developed with reference to the distribution of more or less easily eroded strata, the present longitudinal valleys being determined by the out-crop of soft shales or soluble limestones, and the parallel ridges upheld by hard sandstones or schists.
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  • The sands and clays found here are fine and soft, and as there is scant vegetation to protect the hillsides they are easily eroded by the rains.
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  • A section of the coastal plain, from North Carolina to southern New Jersey, resembles the plain farther south in general form and quality of soils, but besides being narrower, it is further characterized by several embayments or arms of the sea, caused by a slight depression of the land after mature valleys had been eroded in the plain.
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  • When the two lowlands are traced eastward they become confluent after the Niagara limestone has faded away in central New York, and the single lowland is continued under the name of Mohawk Valley, an east-west longitudinal depression that has been eroded on a belt of relatively weak strata between the resistant crystalline rocks of the Adirondacks on the north and the northern escarpment of the Appalachian plateau (Catskills-Helderbergs) on the south; forming a pathway of great historic and economic importance between the Atlantic seaports and the interior.
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  • United States, in Missouri, Pennsylvania, West Virginia, Kentucky, Ohio and elsewhere, there is an unconformable junction between the Lower and Upper Carboniferous, representing an interval of time during which the lower member was strongly eroded; it has even been proposed to regard the Mississippian (Lower Carboniferous) as a distinct geological period, mainly on account of this break in the succession.
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  • All the rivers of this valley, flowing in deep beds of eroded diluvial tuffs, with a fall as much sometimes as 330 to 660 ft.
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  • In the east a tableland of sandstone, called Saxon Switzerland, from the picturesque outlines into which it has been eroded, adjoins the Erzgebirge; one of its most notable features is the deep ravine by which the Elbe escapes from it.
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  • Separating the plateau from the mountain region is an abrupt 'transition slope, often deeply eroded, crossing the entire state as has been indicated.
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  • The smaller streams have so eroded the whole face of the country that little of the original surface plain is to be seen.
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  • Superficially, each is a simple rolling plateau, much broken by erosion (though considerable undissected areas drained by underground channels remain), especially in the east, and dotted with hills; some of these are residual outliers of the eroded Mississippian limestones to the west, and others are the summits of an archaean topography above which sedimentary formations that now constitute the valley-floor about them were deposited and then eroded.
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  • The settlement of the plastic clay above the eroded portion soon produces a surface depression at the top of the embankment over or FIG.
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  • Far from having impressed its own direction on the orientation of the chain at large, this crest is merely the resultant of secondary agencies by which the primitive mass has been eroded and lessened in bulk, and though its importance from a hydrographic point of view is still considerable, its geological significance is practically nil.
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  • The Bad Lands are essentially nothing but fresh-water mud excessively weathered and eroded.
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  • The Alleghany Plateau is the north-westernmost division of the Appalachian system; it is an eroded mass of sedimentary rock sloping north-westward to the Prairie and Lake Plains and reaching south-west from the south-western part of New York state through Tennessee and into Alabama.
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  • It is unique, however, among the great promontories of the south coast of England, the accretion of gravel banks falling into deep water contrasting with the cliff-bound headlands of the North Foreland, Beachy Head and the Lizard, and with the low eroded Selsey Bill, off which the sea is shallow.
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  • The heather brash is then applied onto the worst eroded areas of blanket bog.
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  • This is a hole down through glacial debris which is very easily eroded.
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  • Britain's right to protect itself has been steadily eroded.
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  • A badly eroded half of a figure statue lies beside the tombstone.
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  • The Americans lead was gradually eroded further at 1,000 yards, where the Irish finished on 302 points for a total of 931.
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  • Your right to privacy has already been severely eroded.
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  • Some routes cross the high fells and are badly eroded.
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  • Putting money where your feet are 3 February 2005 Ramblers donate £ 4,500 to repair two badly eroded footpaths.
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  • A. The overlying rocks are eroded until the pink granophyre is exposed at the earth's surface.
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  • This once grassy path is now becoming well eroded with severe braiding on several sections, leading to a heavy loss of vegetation.
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  • In Honduras, the mucuna bean has improved crop yields on steep, easily eroded hillsides with depleted soils [13] .
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  • These tend to merge into an enlarging, horseshoe-shaped bare slope which may threaten to reduce the dune to an eroded hummock.
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  • The frost eroded limestone is littered with coral and sea shell fossils confirming this raised mountain was once below sea level.
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  • Being regularly washed by wave action at every high tide, the softer marl is soon eroded away from the harder calcite fossils.
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  • In many cases, the soil has been completely eroded to expose smooth rock granite outcrops.
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  • We are working to restore 300 hectares of eroded peat, which is severely eroding.
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  • It was decades before any concerted push for testimony was made and by then time had eroded its value.
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  • Iron and copper pyrites, mixed with silt, had eroded from this burned country into the lake and turned it brown.
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  • The shape and size of those hills resemble what one might expect for eroded remnants of structures the shape of the Egyptian sphinx.
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  • Its markings include scalloping and several concentric circles, which are possibly the remains of completely eroded stalagmites.
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  • The open ends of the arteries are initially eroded by the invading trophoblastic tissues, and then later become partially blocked by cytotrophoblastic cells.
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  • The hilly aspect of several parts of the central plateau is not due to foldings of the strata, which for the most part appear to be horizontal, but chiefly to the excavating action of the rivers, whose valleys are deeply eroded in the plateau, especially on its borders.
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  • At several points the crest of the range has been deeply eroded by old glaciers and running waters, and thus have been formed a number of devious passes.
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  • Swift currents flowing between the Atlantic and the North Sea soon eroded the islands, leaving the stumps as sandbanks in the channel.
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  • The shape and size of those hills resemble what one might expect for eroded remnants of structures the shape of the Egyptian Sphinx.
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  • In the 1980s the tenth commandment was eroded when we had a 'give me ' society.
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  • Current visual sources of inspiration include illustration of marine creatures and science fiction hardware, fossils, tin plate toys and various eroded objects.
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  • As more benefits then become means tested and discretionary, the universality principle becomes eroded.
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  • In the past 50 years, as technology has advanced at breakneck speed, privacy has eroded quickly.
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  • The hydrogen content of these plants eroded leaving behind carbon-rich material.
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  • If the patient has been self-inducing vomiting, she may have eroded tooth enamel or Russell's sign (scars on the back of the hand).
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  • The cartilage along the articular surfaces of the bones may be attacked and destroyed, and the bone, articular capsule, and ligaments may begin to be worn away (eroded).
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  • If soaps are used, they should never be applied directly to broken or eroded areas of skin.
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  • Children with moderate or severe AD often develop eroded areas or open cracks in the skin around the mouth from licking their lips or from allergic reactions to specific foods.
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  • Even if you discover polyamory at this time and try to make an honest job of it, it’s exceedingly difficult to focus on honesty and consent when the trust has already been eroded by infidelity and deception.
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  • The park is actually an eroded lamproite volcanic pipe, and the land is periodically plowed to bring even more gems to the surface.
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  • From this fold the stratified beds have in large part been removed, the more recent having been almost entirely eroded from the elevated mass.
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  • In this part of its course the Euphrates runs through an open, treeless and sparsely peopled country, in a valley a few miles wide, which it has eroded in the rocky surface.
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  • The surface of Minas Geraes is broken by mountain ranges and deeply eroded rivercourses, the latter forming fertile valleys shut in by partly barren uplands, or campos.
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  • When the warmer interglacial periods recurred the polar and continental ice-caps melted and the sea-level became raised again - that is, there was submergence of the eroded plateaux formed as indicated above.
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  • These new structures would rest uncomfortably upon eroded formations and this, Wayland Vaughan points out, is what we actually observe in the case of living and fossil coral reefs.
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  • The Brazilian plateau slopes southward and eastward, traversed by broken ranges of low mountains and deeply eroded by river courses.
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  • Add to these the eroded river basins of the Xingu, Tapajos and Guapore on the north and west, the Paraguay on the south-west, and the scores of smaller rivers along the Atlantic coast, and we may have some conception of the agencies that have been at work in breaking down and shaping this great table-land, perhaps the oldest part of the continent.
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  • The lower group (Hospital Hill slates) consists of quartzites and shales, resting on the eroded surface of the older granites and schists, and estimated to be from 10,000 to 12,000 ft.
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  • Gradually the Semliki eroded its bed, and consequently the level of Albert Edward Nyanza continued to fall.
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  • The remainder of the state which lies east of the Tennessee river is divided into the Highland Rim Plateau and a lowland basin, eroded in the Highland Rim Plateau and known as the Blue Grass Region; this region is separated from the Highland Rim Plateau by a semicircular escarpment extending from Portsmouth, Ohio, at the mouth of the Scioto river, to the mouth of the Salt river below Louisville; it is bounded north by the Ohio river.
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  • For the most part the rivers follow open valleys along belts of weak strata; but they frequently pass through sharp-cut notches in the na1row ridges of the stratified beltthe Delaware water-gap is one of the deepest of these notches; and in the harder rocks of the crystalline belt they have eroded steep-walled gorges, of which the finest is that of the Hudson, because of the greater height and breadth of the crystalline highlands there than at points where the other rivers cross it.
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  • When the oldland and its overlap of stratified deposits were elevated again, the overlapping strata must have had the appearance of a coastal plain; but that was long ago; the strata have since then been much eroded, and to-day possess neither the area nor the smooth form of their initial extent.
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  • The lakes were small at first, and each had its own outlet at the lowest depression in -the height of land to the south; but as the ice melted back, neighboring lakes became confluent at the level of the lowest outlet of the group; the outflowing streams grew in the same proportion and eroded a broad channel across the height of land and far down stream, while the lake waters built sand reefs or carved shore cliffs along their margin, and laid down sheets of clay on their floors.
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  • The outlet of this glacial lake, called river Warren, eroded a large channel in which the Minnesota river, of to-day is an evident misfit.
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  • On some of these channels deep gorges were eroded heading in temporary cataracts which exceeded Niagara in height but not in breadth; the pools excavated by the plunging waters at the head of the gorges are now occupied by little lakes.
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  • This mountain mass is of flat-arched, dome-like structure, now well dissected by radiating consequent streams, so that the weaker uppermost strata have been eroded down to the level of the plains where their upturned edges are evenly truncated, and the next following harder strata have been sufficiently eroded to disclose the core of underlying crystalline rocks in about half of the domed area.
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  • When, the region was broken into fault blocks and the blocks were uplifted and tilted, the back slope of each block was a part of the previously eroded surface and the face of the block was a surface of fracture; the present form of the higher blocks is more or less affected by erosion since faulting, while many of the lower blocks have been buried under the waste of the higher ones.
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  • Some of the western valleys have also in part of their length beeIi converted into U-shaped troughs; the famous Yosemite Vailey, eroded in massive granite, with side cliffs 1000 or 2000 ft.
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  • This widespread submergence, followed by the deposition of marine sediments on the eroded surface of Comanchean and older rocks, is the physical reason for the separation of the system from the Comanchean.
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  • The largest and southernmost, a broad belt extending from the " fall-line " to a line passing through Clarkesville, Habersham county, Cartersville, Bartow county and Buchanan, Haralson county (approximately), is known as the Piedmont Belt or Plateau, being a region of faint relief eroded on highly complicated crystalline rocks.
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  • The former region consists of detached mountain masses of crystalline rocks, not yet eroded down to the level of the Piedmont Belt.
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  • The eastern and southern parts, however, belong to the lower terraces of the great Brazilian plateau, broken by eroded river-courses between which are high open plains.
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  • That those to the westward have long been inactive is shown by the destruction of craters by denudation, by deep ravines, valleys and tall cliffs eroded on the mountain sides, especially on the windward side, by the depth of soil formed from the disintegrated rocks, and by the amount as well as variety of vegetable life.
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  • For here five large glaciers united to form the grand trunk glacier that eroded fhe valley and occupied it as its channel.
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  • Both of these ranges of hills are composed of hard crystalline rocks, and between them lies the lowland eroded on the weaker sandstones and sediments.
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  • The plains on the east and west lie at a lower level and are eroded by larger rivers, clothed with forest, showing more sawahs and ladangs, or dry ricefields, and, near the rivers, planted with jagong (maize), coffee and fruits.
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  • The mountains in fact have been hewn out of the original bulk of the land in proportion as the valleys have been excavated_ The denudation would continue so long as the ground stood above the level of the sea; but there have been prolonged periods of depression, when the ground, instead of being eroded, lay below the sea-level and was buried sometimes under thousands of feet of accumulated sediment, which completely filled up and obliterated the previous drainage-lines.
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  • When the land reappeared a new series of valleys would at once begin to be eroded; and the subsequent degradation of these overlying sediments might reveal portions of the older topography, as in the case of the Great Glen, Lauderdale, and other ancient valleys.
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  • Much discussion has arisen as to their mode of origin, but it is probable they were caused by the erosive action of ice, since glaciers occupied the glens where they occur and wore down the rocks along the sides and bottom; but it is a point of difficulty in this theory whether ice could have eroded the deepest of the hollows.
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  • The west side, as we have seen, has been more deeply eroded than the eastern.
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  • In the Isle of Eigg, for example, the basalts had already been deeply eroded by river-action and into the river-course a current of glassy lava (pitch-stone) flowed.
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  • After the mud had been mostly removed by flowing water, these eroded forms remained amid the new growths.
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  • Here the sea has greatly eroded the normal regular, harbourless line of the west coast of Africa, forming bold capes and numerous inlets or estuaries.
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  • From these beds up to the top of the Carboniferous there appears to be no break; but the Carboniferous beds were in some places eroded before the deposition of the Productus shales, which belong to the Permian period.
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  • On the north there is little coastal plain except at the mouths of rivers, but on the south coast there is a plain of considerable extent broken only by the remains of eroded foothills.
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  • The most striking feature of the embayment is the broad valley which the Mississippi has eroded across it.
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