The Physical Basis of SocietyD. Appleton and Company, 1916 - 406 من الصفحات |
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الصفحة 17
... Asia con- sidered as a whole , are much warmer and subject to fewer extremes than the east coasts . We may compare two places to show this : Mean Annual Coldest Warmest Latitude Temperature month month San Francisco ... 37.48 ° New York ...
... Asia con- sidered as a whole , are much warmer and subject to fewer extremes than the east coasts . We may compare two places to show this : Mean Annual Coldest Warmest Latitude Temperature month month San Francisco ... 37.48 ° New York ...
الصفحة 28
... Asia 16,997,639 962,233,000 56.6 Africa 11,760,689 135,987,000 11.6 North America 8,631,657 127,993,000 14.8 South America 7,184,021 51,193,000 7.1 Australasia 3,317,762 7,572,000 2.3 Total ( excluding Polar regions ) .. 51,725,335 ...
... Asia 16,997,639 962,233,000 56.6 Africa 11,760,689 135,987,000 11.6 North America 8,631,657 127,993,000 14.8 South America 7,184,021 51,193,000 7.1 Australasia 3,317,762 7,572,000 2.3 Total ( excluding Polar regions ) .. 51,725,335 ...
الصفحة 44
... Asia has been drying up throughout all recorded time . Hunt- ington says : " If it be proved that the climate of any region has changed during historic times , it follows that the nature of the geographic provinces concerned must have ...
... Asia has been drying up throughout all recorded time . Hunt- ington says : " If it be proved that the climate of any region has changed during historic times , it follows that the nature of the geographic provinces concerned must have ...
الصفحة 49
... Asia even man is largely powerless unless he moves . He may invent new measures which enable him to survive , but more likely he starts his migrations . No wonder then that Huntington says : " Finally it appears that the changes of ...
... Asia even man is largely powerless unless he moves . He may invent new measures which enable him to survive , but more likely he starts his migrations . No wonder then that Huntington says : " Finally it appears that the changes of ...
الصفحة 50
... Asia . 1907 . HUNTINGTON , E. 66 66 JONES , H. C. A LANKESTER , E. R. METCHNIKOFF , E. The Climatic Factor ( as Illustrated in Arid America ) . 1914 . Civilization and Climate . 1915 . New Era in Chemistry . 1913 . The Kingdom of Man ...
... Asia . 1907 . HUNTINGTON , E. 66 66 JONES , H. C. A LANKESTER , E. R. METCHNIKOFF , E. The Climatic Factor ( as Illustrated in Arid America ) . 1914 . Civilization and Climate . 1915 . New Era in Chemistry . 1913 . The Kingdom of Man ...
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agriculture America aniline appeared Asia average bacteria basis bees believe birds black bass body breeding carbon carbon dioxid carbonic acid cause cent century changes characters chromosomes civilization climate coal color combined considered crops Darwin death destroyed discovered discoveries disease early earth eggs elements environment Europe European evidence evolution exist fact favorable feeble-minded female fish forms germ cells groups heat hence heredity human Ibid idea Inasmuch inches increase individuals influence inheritance insects iron Kallikak Family known Lamarck land large numbers larvæ later less light Linnæus living lower Luther reigned male man's mated natural selection nature Negro normal organisms ovum oxygen parents physical plants and animals possible produced race realize seeds smallpox social soil species square mile substances temperature thought tion tropics women yellow yellow fever
مقاطع مشهورة
الصفحة 155 - Some drill and bore The solid earth, and from the strata there Extract a register, by which we learn, That he who made it, and revealed its date To Moses, was mistaken in its age.
الصفحة 139 - I happened to read for amusement ' Malthus on Population,' and being well prepared to appreciate the struggle for existence which everywhere goes on from long-continued observation of the habits of animals and plants, it at once struck me that under these circumstances favourable variations would tend to be preserved, and unfavourable ones to be destroyed. The result of this would be the formation of new species. Here then I had at last got a theory by which to work...
الصفحة 58 - Near villages and small towns I have found the nests of humble-bees more numerous than elsewhere, which I attribute to the number of cats that destroy the mice.
الصفحة 139 - In October 1838, that is, fifteen months after I had begun my systematic enquiry, I happened to read for amusement Malthus on Population, and being well prepared to appreciate the struggle for existence which everywhere goes on from long-continued observation of the habits of animals and plants, it at once struck me that under these circumstances favourable variations would...
الصفحة 54 - It may be doubted whether there are many other animals which have played so important a part in the history of the world, as have these lowly organized creatures.
الصفحة 186 - The two parents between them contribute on the average onehalf of each inherited faculty, each of them contributing onequarter of it. The four grandparents contribute between them one-quarter, or each of them one-sixteenth ; and so on, the sum of the series i + J + i + TV + , being equal to 1, as it should be.
الصفحة 126 - This fool wishes to reverse the entire science of astronomy; but sacred Scripture tells us that Joshua commanded the sun to stand still, and not the earth.
الصفحة 58 - I am tempted to give one more instance showing how plants and animals, remote in the scale of nature, are bound together by a web of complex relations.
الصفحة 159 - I can conceive in biology would be the discovery of the instability which leads to the continual division of the cell. When I look at a dividing cell I feel as an astronomer might do if he beheld the formation of a double star: that an original act of creation is taking place before me.
الصفحة 58 - I have also found that the visits of bees are necessary for the fertilization of some kinds of clover; for instance, 20 heads of Dutch clover (Trifolium repens) yielded 2,290 seeds, but 20 other heads protected from bees produced not one.