Principles of Geology ; Or, The Modern Changes of the Earth and Its Inhabitants Considered as Illustrative of GeologyD. Appleton, 1853 - Всего страниц: 834 |
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Стр. 95
... channel , and south- east coast of Africa , and from regions in the Indian Ocean much nearer the line , and much hotter than the Cape . An opposite effect is pro- duced by the " equatorial " current , which crosses the Atlantic from ...
... channel , and south- east coast of Africa , and from regions in the Indian Ocean much nearer the line , and much hotter than the Cape . An opposite effect is pro- duced by the " equatorial " current , which crosses the Atlantic from ...
Стр. 200
... channel of every torrent and river is swollen at this season , and much sandstone horizon- tally stratified , and other rocks are reduced to sand and gravel by the flooded streams . So great is the superficial waste ( or denudation ) ...
... channel of every torrent and river is swollen at this season , and much sandstone horizon- tally stratified , and other rocks are reduced to sand and gravel by the flooded streams . So great is the superficial waste ( or denudation ) ...
Стр. 206
... channel is eroded tends partly to give new directions to the lateral force of excavation . When by these , or by accidental shiftings of the alluvial matter in the channel , the current is made to cross its general line of descent , it ...
... channel is eroded tends partly to give new directions to the lateral force of excavation . When by these , or by accidental shiftings of the alluvial matter in the channel , the current is made to cross its general line of descent , it ...
Стр. 210
Sir Charles Lyell. after the event , the deep channels worn by the avalanches of mud and stone , and the immense heaps of boulders and blocks of granite in the river channel , still formed , says Professor Hubbard , a picturesque feature ...
Sir Charles Lyell. after the event , the deep channels worn by the avalanches of mud and stone , and the immense heaps of boulders and blocks of granite in the river channel , still formed , says Professor Hubbard , a picturesque feature ...
Стр. 211
... channel , nor even the nature of the rocks , but the probability of a succession of floods at some period since the time when the valley may have been first elevated above the sea . For several months after the débâcle of 1818 , the ...
... channel , nor even the nature of the rocks , but the probability of a succession of floods at some period since the time when the valley may have been first elevated above the sea . For several months after the débâcle of 1818 , the ...
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Principles of Geology; Or, The Modern Changes of the Earth and Its ... Sir Charles Lyell Полный просмотр - 1865 |
Principles of Geology ; Or, The Modern Changes of the Earth and Its ... Sir Charles Lyell Полный просмотр - 1853 |
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America ancient animals and plants appear beds Calabria calcareous carbonic acid carboniferous causes century Cetacea changes channel cliffs climate coast cone continued coral crater delta deposits depth distance earth earthquakes elevation Eocene eruption Etna Etym Europe existing feet fissures flood flowed formations formed fossil geographical Geol geological geologist globe gneiss gradually granite Gulf heat height hyæna inhabitants insects Ischia islands Journ lakes land lapilli latitudes lava limestone marine mass matter miles mineral Monte Nuovo mountains nature observed ocean Oolite organic origin period Phil plain quadrupeds quantity reef regions remains rise rivers rocks sand scoriæ sediment seen shells shores soil South America species stone strata stream subsidence subterranean supposed surface temperature terrestrial tertiary testacea theory thickness thousand thrown tides tion trachyte tract Trans travertin trees tropical tuff valley vegetable Vesuvius volcanic waves whole zoophytes