... years to remove one foot of rock from the general surface of a river basin. From a consideration of the denuding power of rivers, and a measurement of the thickness of stratified rock, Phillips has made an estimate of the period of time comprised... The American Journal of Science - Pągina 3901886Visualització completa - Sobre aquest llibre
| British Association for the Advancement of Science - 1887 - 1176 pągines
...sediment carried down by rivers, it appears that it takes from 1,OOO to 6,000 years to remove one fact of rock from the general surface of a river basin....antiquity of life on the earth as being possibly between 38 and 96 millions of years.1 Now wliile we should perhaps be wrong to pay much attention to these... | |
| William Thomson Baron Kelvin - 1894 - 636 pągines
...finds that from stratigraphical 1 Phillips's Life on Ihe Earth. Cambridge, 1860 (Rede Lecture), p. 119. evidence alone, we may regard the antiquity of life on the earth as being possibly between thirty-eight millions and ninety-six millions of years. How many orthodox geologists accepted these... | |
| Smithsonian Institution. Board of Regents - 1898 - 940 pągines
...gives reasons for supposing that this may be an overestimate, and he finds that from stratigraphie-aļ evidence alone we may regard the antiquity of life on the earth as possibly between 38,000,000 and 96,000,000 of years. Quite lately a very careful estimate of the antiquity... | |
| Victoria Institute (Great Britain) - 1899 - 368 pągines
...of the stratified rocks ; but he gives reasons lor supposing that this maybe an overestimate, and he finds that from stratigraphical evidence alone, we may regard the antiquity of life on the earth as possibly between 38 millions and % millions of years. Quite lately a very careful estimate of the antiquity... | |
| Sir George Howard Darwin - 1911 - 668 pągines
...understood as denying the great service which has been rendered to science by their formulation. 32—2 Great as have been the advances of geology during...antiquity of life on the earth as being possibly between 38 and 96 millions of years f. Now while we should perhaps be wrong to pay much attention to these... | |
| William Thomson Baron Kelvin, Joseph Larmor, James Prescott Joule - 1911 - 628 pągines
...the stratified rocks ; but he gives reasons for supposing that this may be an over-estimate, and he finds that from stratigraphical evidence alone, we may regard the antiquity of life on the earth as possibly between 38 millions and 96 millions of years. Quite lately a very careful estimate of the... | |
| William Thomson Baron Kelvin - 1911 - 621 pągines
...the stratified rocks ; but he gives reasons for supposing that this may be an over-estimate; and he finds that from stratigraphical evidence alone, we may regard the antiquity of life on the earth as possibly between 38 millions and 96 millions of years. Quite lately a very careful estimate of the... | |
| Sir Joseph Larmor - 632 pągines
...the stratified rocks ; but he gives reasons for supposing that this may be an over-estimate, and he finds that from stratigraphical evidence alone, we may regard the antiquity of life on the earth as possibly between 38 millions and 96 millions of years. Quite hrtely a very careful estimate of the... | |
| British Association for the Advancement of Science. Meeting - 1887 - 1226 pągines
...estimates of the amount of sediment carried down by rivers, it appears that it takes from 1,OOO to 6,000 years to remove one foot of rock from the general...antiquity of life on the earth as being possibly between 38 and 96 millions of years.1 Now while we should perhaps be wrong to pay much attention to these figures,... | |
| 1899 - 630 pągines
...the stratified rocks ; but he gives reasons for supposing that this may be an overestimate, and he finds that from stratigraphical evidence alone, we may regard the antiquity of life on the earth as possibly between 38 millions and Do' millions of years. Quite lately a very careful estimate of the... | |
| |