Climatic periods far milder, longer, and more monotonous than any inter-glacial epoch appear repeatedly during the course of geological history.
The impact of a shower of meteorites might accomplish this, but that would mean a very sudden heating, such as there is no evidence of in geological history.
Yet even if the general escape of heat has never been large since the beginning of the better-known part of geological history, it was presumably greater in early times than at present.
Geological History of the Yellowstone National Park Arnold Hague Geysers Walter Harvey Weed Geological History of Crater Lake, Oregon Joseph S.
The following words, by the late Professor Barrell, admirably summarize the significance of geological history.
What is the bearing of this nebular hypothesis upon the early geological history of the earth?
There is no period in geological history so justly deserving of examination as this.
Our ideas of time, like those of space, are comparative, and so immense was this single period in geological history, that any interval taken from human records would fail to present an adequate idea of it.
Nevertheless, geological history is a continuous progress; its periods and epochs shade into one another by imperceptible gradations, and all our subdivisions must needs be vague and more or less arbitrary.
No wonder Dana says that this fact "is one of the most marvelous in geological history.
Compare the plants and animals which now occupy the northern parts of the globe with those which flourished there in the remote periods of geological history, and can we believe them to be portions of one great system of organic nature?
Of course, new wants would produce new organs; and thus have animals been growing more and more complicated and perfect from the earliest periods of geological history.
In geological history, so far as the facts are at present known, the second group, that of the Marsupials, antedated the others by a vast lapse of time.
Perhaps the most interesting phase of recent discovery is the tracing back of certain forms of life to earlier periods of the earthaEuro(TM)s geological history.
It may be well here to tabulate that later portion of the earth's geological history in which man appeared, more especially as it is sometimes arranged in a manner not suited to convey a correct impression of the actual succession.
Between the rocks which contain Eozoon and the next in which we find any abundant remains of life, there is a gap in geological history, either destitute of evidence of life or showing nothing materially in advance of Eozoon.
I do not propose to enter here into the inquiry as to the accordance of the Bible with the earth's geological history, or that of its representations of nature with the facts as held by science.
In this ancient age of the earth's geological history, feet with five toes appear in numerous species of reptilians of various grades (Fig.
This process, so potent in the progress of the earth's geological history, began, as far as we know, with Eozoon.
Geological history cannot be compiled from a full and continuous series of documents.
In one case, for example, it may present us with an unbroken succession of deposits many thousands of feet in thickness, from which, however, only a few meagre facts as to geological history can be gleaned.
On the contrary, they have changed many times in the course of geological history.
Their structure is a record of geological history, like that of the neighboring continent.
The transport by denudation of detrital and dissolved matter from the land to the ocean has had a most important influence on the events of geological history.
This has not only rendered its deposition by evaporation a relatively rare and unimportant incident of geological history, but also has protected it from abstraction from the ocean by organic agencies.
During certain epochs of geological history, the vegetable world developed enormously; in response probably to liberal supplies of carbon dioxide.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "geological history" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
