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amount of heat antarctic aphelion arctic regions Atlantic beds bottom boulder clay Caithness Carboniferous cause consequently considerable density denudation deposits depth descend difference of specific difference of temperature earth's orbit eccentricity ecliptic effect equal equator equatorial column equatorial regions evidence extent fact feet flow foot foot-pounds force geological geologists glacial epoch glacier globe Grangemouth greater Greenland Gulf-stream heat received hewever ice-cap icebergs inter-tropical land land-ice latitude lower mass melting miles Miocene molecules motion North North Sea northern obliquity ocean-currents oceanic circulation perihelion polar column polar regions poles present probably produce Professor quantity of heat radiation regarding result rocks sand Scotland sea-level shear sheuld shew slope snow and ice southern hemisphere specific gravity Straits of Florida stratified stream striated submergence summer sun's supposed surface theory thickness tion tropical warm periods warm water whele winds winter
Página 579 - No. 12. THE HISTORY OF THE CONFLICT BETWEEN RELIGION AND SCIENCE. By JOHN WM. DRAPER, MD, LL. D., author of " The Intellectual Development of Europe.
Página 579 - XV. FUNGI; THEIR NATURE, INFLUENCE, AND USES. By MC COOKE, "MA, LL. D. Edited by Rev. MJ BERKELEY, MA, FLS With 109 Illustrations. Price, $1.50.
Página 582 - ... by the advance of scientific inquiry will also be considered. In its literary character, this periodical aims to be popular, without being superficial, and appeals to the intelligent reading-classes of the community. It seeks to procure authentic statements from men who know their subjects, and who will address the non-scientific public for purposes of exposition and explanation. It will have contributions from HERBERT SPENCER, Professor HUXLEY, Professor TYNDALL, Mr. DARWIN, and other writers...
Página 582 - THE growing importance of scientific knowledge to all classes of the community calls for more efficient means of diffusing it. THE POPULAR SCIENCE MONTHLY has been started to promote this object, and supplies a want met by no other periodical in the United States. It contains instructive and attractive articles, and abstracts of articles, original, selected, and illustrated, from the leading scientific men of different countries, giving the latest interpretations of natural phenomena, explaining...
Página 582 - Mail. In our opinion, the right idea has been happily hit in the plan of this new monthly.
Página 579 - No. 6. THE NEW CHEMISTRY. By Prof. JOSIAH P. COOKE, Jr., of Harvard University, i vol., i2mo. Cloth. Price, $2.00.
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 582 - It contains instructive and attractive articles, and abstract; of articles, original, selected, and illustrated, from the leading scientific men of different countries, giving the latest interpretations of natural phenomena, explaining the applications of science to the practical arts, and to the operations of domestic life. It is designed to give especial prominence to those branches of science which help to a better understanding of the nature of man ; to present the claims of scientific education...
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...