The Earth's Shifting Crust by Charles Hapgood - wire of information
The Earth's Shifting Crust by Charles Hapgood - wire of information
The Earth's Shifting Crust by Charles Hapgood - wire of information
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43*<br />
icecaps (Cont.)<br />
EARTH'S SHIFTING CRUST<br />
35-37; mode <strong>of</strong> movement, 263;<br />
pressures exerted <strong>by</strong>, 35 iff, 358<br />
59; rapidity <strong>of</strong> growth, best evidence<br />
for centrifugal effect as-<br />
sumption, 200; rate calculation<br />
suggested <strong>by</strong> Einstein, 391; simultaneous<br />
growth and disap-<br />
pearance, evidence for displacement<br />
<strong>of</strong> crust, 53; time element,<br />
277, 284; and world climate,<br />
Chs. II, III, VII. See also anom-<br />
aly, centrifugal effect, "Climatic<br />
Optimum," climate, displacements,<br />
earthquakes, ice ages, isos-<br />
tasy, isostatic adjustment, meridian<br />
<strong>of</strong> maximum thrust, poles<br />
ice sheets, compared with litho-<br />
sphere, 99; Cordilleran, 308;<br />
destroy evidence <strong>of</strong> previous<br />
glaciations, 278-79, 305; Euro-<br />
pean, entered Britain from<br />
northwest, 297-99; evidence for<br />
sunken continents, 142, 297-99;<br />
in India, 36ff; this glacier withdrew<br />
recently, 45ff; in Siberia,<br />
255-56; in tropics, 34ff,<br />
Ch. II<br />
passim; Keewatin, 272, 308;<br />
Labradorean, 272-73, 308; mean<br />
summer temperature the decid-<br />
ing factor in growth <strong>of</strong>, 195;<br />
melting, as evidence for dis-<br />
not all<br />
placement <strong>of</strong> crust, i7iff;<br />
receding, 164; Pleistocene, not<br />
yet compensated isostatically,<br />
162; rate <strong>of</strong> movement far slower<br />
in Antarctica than in Green-<br />
land, 170; still growing in<br />
Greenland, Baffinland, northwest<br />
U.S.A., 164-65. See also<br />
Greenland, isostasy, isostatic ad-<br />
justment, poles<br />
Ichthyosaurus, 63<br />
"Illinoisan" glaciation, evidence<br />
for pole in western Canada, 276<br />
Imperial Academy <strong>of</strong> Sciences<br />
(Russian), 8, 244-45<br />
impoverishment <strong>of</strong> island faunas<br />
and floras, explained, 326-27<br />
insolation curve, 307; insufficient<br />
to cause ice age, 43<br />
"International" and "Heiskanen"<br />
formulas for measuring isostatic<br />
adjustment, 174<br />
intrazonal adaptation, 33335<br />
ionium method, 41, 49-56, 271,<br />
282, 285, 293-94; confirmed, 55;<br />
pronounced reliable <strong>by</strong> Einstein,<br />
364; sources <strong>of</strong> error in,<br />
55. See also cores, icecaps, radioelement<br />
dating<br />
"lowan Advance" (<strong>of</strong> Wisconsin<br />
icecap), 201<br />
iris, 65<br />
isolation, geographic, factor in<br />
evolution, 321, 324<br />
isostasy, 121, 134-35* i58ff; and<br />
centrifugal effect, 365-78; and<br />
conflicting measurements <strong>of</strong><br />
gravity data, 381; departures<br />
from, 372ff; established only at<br />
long intervals, 178; theory ques-<br />
tioned, i6<strong>of</strong>f, i72ff, 174, 175, 177,<br />
183, 382; theory stands or falls<br />
with displacement hypothesis,<br />
185; theory threatened <strong>by</strong> persistence<br />
<strong>of</strong> old anomalies and<br />
triaxial deformation, 182-83,<br />
188-89. $ee anomaly, anomalies<br />
(locations), centrifugal effect,<br />
displacements, isostatic adjustment<br />
isostatic adjustment, 1590% 175,<br />
199, 216-17, 220-21, 251, 356-57,<br />
391; and centrifugal effects,<br />
375ff; and displacements, 178,<br />
198-99, 251, 255; contradictory
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