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
... Arctic Regions . - Abso- lute Amount of Heat received by the Arctic Regions from the Sun.- Influence of Ocean - currents shown by another Method . - Temperature of a Globe all Water or all Land according to Professor J. D. Forbes . -An ...
... Arctic Regions . - Abso- lute Amount of Heat received by the Arctic Regions from the Sun.- Influence of Ocean - currents shown by another Method . - Temperature of a Globe all Water or all Land according to Professor J. D. Forbes . -An ...
Página xi
... ARCTIC REGIONS . Cold Periods best marked in Temperate , and Warm Periods in Arctic , Regions . - State of Arctic Regions during Glacial Period . - Effects of Removal of Ice from Arctic Regions . - Ocean - currents ; Influence on Arctic ...
... ARCTIC REGIONS . Cold Periods best marked in Temperate , and Warm Periods in Arctic , Regions . - State of Arctic Regions during Glacial Period . - Effects of Removal of Ice from Arctic Regions . - Ocean - currents ; Influence on Arctic ...
Página xii
... Arctic Regions . - Professor Ramsay on Ice - action during Old Red Sandstone Period . - Warm Climate in Arctic Regions during Old Red Sandstone Period . - Professor Geikie and Mr. James Geikie on a Glacial Conglomerate of Lower ...
... Arctic Regions . - Professor Ramsay on Ice - action during Old Red Sandstone Period . - Warm Climate in Arctic Regions during Old Red Sandstone Period . - Professor Geikie and Mr. James Geikie on a Glacial Conglomerate of Lower ...
Página xvi
... to the Gulf - stream and Thermal Condition of the Arctic Regions VIII . List of Papers by the Author to which Reference is made in this Volume . . 556 558 562 INDEX • 565 LIST OF PLATES . EARTH'S ORBIT WHEN ECCENTRICITY IS AT xvi CONTENTS .
... to the Gulf - stream and Thermal Condition of the Arctic Regions VIII . List of Papers by the Author to which Reference is made in this Volume . . 556 558 562 INDEX • 565 LIST OF PLATES . EARTH'S ORBIT WHEN ECCENTRICITY IS AT xvi CONTENTS .
Página 2
... arctic climate . With moisture in excess , we have a damp and rainy climate ; and so on . But this is not all . These climatic agencies are not only the factors which carved out the rocky face of the globe into hill and dale , and ...
... arctic climate . With moisture in excess , we have a damp and rainy climate ; and so on . But this is not all . These climatic agencies are not only the factors which carved out the rocky face of the globe into hill and dale , and ...
Otras ediciones - Ver todas
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...