Climate and Time in Their Geological Relations: A Theory of Secular Changes of the Earth's ClimateD. Appleton, 1875 - 577 páginas |
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Página vii
... according to Professor J. D. Forbes . -An important Consideration overlooked . - Without Ocean - currents the Globe would not be habitable . - Conclusions not affected by Imper- fection of Data 45 CHAPTER IV . OUTLINE OF THE PHYSICAL ...
... according to Professor J. D. Forbes . -An important Consideration overlooked . - Without Ocean - currents the Globe would not be habitable . - Conclusions not affected by Imper- fection of Data 45 CHAPTER IV . OUTLINE OF THE PHYSICAL ...
Página viii
... according to Maury , due to Difference of Specific Gravity . - Difference of Specific Gravity resulting from Dif ... according to him , Difference in Saltness acts as a Cause 95 CHAPTER VII . EXAMINATION OF THE GRAVITATION THEORY OF ...
... according to Maury , due to Difference of Specific Gravity . - Difference of Specific Gravity resulting from Dif ... according to him , Difference in Saltness acts as a Cause 95 CHAPTER VII . EXAMINATION OF THE GRAVITATION THEORY OF ...
Página 5
... according to which these agents produce their effects . The principles of geology are therefore the laws of geology . But the laws of geology must be simply the laws of the geological agents , or , in other words , the methods by which ...
... according to which these agents produce their effects . The principles of geology are therefore the laws of geology . But the laws of geology must be simply the laws of the geological agents , or , in other words , the methods by which ...
Página 9
... according to his theory , attributed to differences in the distribution of land and water . Sir Charles concludes that , were the land all collected round the poles , while the equatorial zones were occupied by the ocean , the general ...
... according to his theory , attributed to differences in the distribution of land and water . Sir Charles concludes that , were the land all collected round the poles , while the equatorial zones were occupied by the ocean , the general ...
Página 16
... According to the one ocean currents are caused and maintained by the impulse of the trade - winds , while according to the other they are due not to the impulse of the trade - winds alone , but to that of the prevailing winds of the ...
... According to the one ocean currents are caused and maintained by the impulse of the trade - winds , while according to the other they are due not to the impulse of the trade - winds alone , but to that of the prevailing winds of the ...
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Términos y frases comunes
amount of heat antarctic aphelion arctic regions Atlantic beds bottom boulder clay Caithness Carboniferous cause centre of gravity channel coal cold periods condition of climate consequently considerable denudation deposits depth descend earth's orbit eccentricity ecliptic effect Eocene equator evidence existence extent fact feet flow foot-pounds force Geikie Geol geological geologists glacial epoch glacier globe Grangemouth gravel greater Greenland Gulf-stream heat received ice-cap icebergs inter-glacial periods island James Geikie Kilsyth land land-ice latitude lower mass mean melting miles Miocene molecules motion North North Sea northern obliquity ocean ocean-currents perihelion polar column polar regions poles present probably produce Professor quantity of heat radiation regarding result river rocks sand says Scotland sea-bottom sea-level shear Sir Charles Lyell slope snow southern hemisphere specific gravity stones stratified stream striated submergence summer sun's supposed surface theory thickness tion valley warm periods winter
Pasajes populares
Página 331 - ... been removed from the general surface in one year ; and there seems no danger of our overrating the mean rate of waste by selecting the Mississippi as our example, for that river drains a country equal to more than half the continent of Europe, extends through twenty degrees of latitude, and therefore through regions enjoying a great variety of climate, and some of its tributaries descend from mountains of great height. The Mississippi is also more likely to afford us a fair test of ordinary...
Página 535 - Now, the perihelion of the orbit is situated nearly at the place of the northern winter solstice ; so that, were it not for the compensation we have just described, the effect would be to exaggerate the difference of summer and winter in the southern hemisphere, and to moderate it in the northern ; thus producing a more violent alternation of climate in the one hemisphere, and an approach to perpetual spring in the other. As it is, however, no such inequality subsists, but an equal and impartial...