The Sea-coast: (1) Destruction (2) Littoral Drift (3) ProtectionLongmans, Green, and Company, 1902 - 361 páginas This title deals with the effects of erosion and littoral drift on the English and continental coast-lines bordering the North Sea, and outlines protective measures including sea-walls and groynes. |
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Página 25
... average thickness of which may be taken at 20 feet . The author has , at various times and under various conditions , analyzed the water flowing down the rivers which empty into this estuary , and ascertained that the quantity of matter ...
... average thickness of which may be taken at 20 feet . The author has , at various times and under various conditions , analyzed the water flowing down the rivers which empty into this estuary , and ascertained that the quantity of matter ...
Página 27
... average of several samples , taken from the beaches between Brighton and Dover , and from the Chesil Bank , gives the propor- tion as about 55 per cent . brown colour , 22 per cent . black derived from the chalk , and 10 per cent . grey ...
... average of several samples , taken from the beaches between Brighton and Dover , and from the Chesil Bank , gives the propor- tion as about 55 per cent . brown colour , 22 per cent . black derived from the chalk , and 10 per cent . grey ...
Página 35
... average being about 12 inches , the bands being from 10 to 13 feet apart . The proportion of flint in these cliffs may be taken at from 7 to 10 per cent . The quantity of shingle thrown on the beach of Normandy from the erosion of the ...
... average being about 12 inches , the bands being from 10 to 13 feet apart . The proportion of flint in these cliffs may be taken at from 7 to 10 per cent . The quantity of shingle thrown on the beach of Normandy from the erosion of the ...
Página 50
... average size being 100 of an inch in diameter . The largest grains are to be found at the base of the dune , and the finest grains at the top . The slope and surface is greater and more regular on the lee than on the windward face of ...
... average size being 100 of an inch in diameter . The largest grains are to be found at the base of the dune , and the finest grains at the top . The slope and surface is greater and more regular on the lee than on the windward face of ...
Página 52
... average width of 3 miles , and attain a height in some parts of over 300 feet . The greatest elevation is obtained at the centre of the line of dunes , the height near the Gironde decreasing to 20 or 30 feet . The size of the grains of ...
... average width of 3 miles , and attain a height in some parts of over 300 feet . The greatest elevation is obtained at the centre of the line of dunes , the height near the Gironde decreasing to 20 or 30 feet . The size of the grains of ...
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The Sea-coast: 1. Destruction, 2. Littoral Drift, 3. Protection William Henry Wheeler Vista completa - 1902 |
Términos y frases comunes
12 feet 20 feet alluvium angle bank of shingle basalt beach in front beach material Blackpool boulder clay boulders Bridlington carried chalk chalk cliffs channel chert clay coast coast-line composed concrete considerable constructed Crown 8vo denudation deposited depth derived direction distance dunes east effect entrance erected erosion estuary extends face feet high Felixstowe flints flood tide foot gravel groynes harbour headland heavy gales height high tides high water Humber Illustrations inches in diameter island jetty Kilnsea land length limestone littoral drift London Clay low groynes low water marshes mile wide Morecambe Bay on-shore gales pebbles pier piles placed planking promenade protection quantity quartzite rise river rocks sand and shingle sand-hills sandstone sandy sea-wall seaward shingle and sand shingle-bank shore slope spit spring tides Spurn Point stones surface tidal timber varying wall washed waves breaking width wind Withernsea yards wide
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