. British Antarctic expedition, 1907-9, under the command of Shackleton : reports on the scientific investigations ; geology. ?-->?«! HOfll20NTAL SCALE OF GEOGRAPHICAL S 0 to so 30 M*Oavioson. *1 UnjiWE long IS3t Figs. 1 and 2. SECTION ACROSS McBIURDO SOUND Looking south, showing coastal platform on right, and rapid descent of sea floor to depth of 360 fathoms. A third possible explanation of the shallowing of McMurdo Sound towards thecentre is that it is the result not of addition of morainic or volcanic material, but ofdifferential erosion. In this case it may be sug
. British Antarctic expedition, 1907-9, under the command of Shackleton : reports on the scientific investigations ; geology. ?-->?«! HOfll20NTAL SCALE OF GEOGRAPHICAL S 0 to so 30 M*Oavioson. *1 UnjiWE long IS3t Figs. 1 and 2. SECTION ACROSS McBIURDO SOUND Looking south, showing coastal platform on right, and rapid descent of sea floor to depth of 360 fathoms. A third possible explanation of the shallowing of McMurdo Sound towards thecentre is that it is the result not of addition of morainic or volcanic material, but ofdifferential erosion. In this case it may be suggested that deeper hollows havebeen scooped inshore, where the thrust and consequent erosive power of the former THE ROSS SEA AND McMURDO SOUND 11 great glaciers of the Western Mountains of South Victoria Land and of Erebus wereperhaps greater than that of the central part of the great glacier which once moveddown McMurdo Sound. Ross Sea and McMurdo Sound. The boundaries of Ross Sea have already beengiven. Apart from the large number of valuable soundings recently taken by theBritish Antarctic Expedition of 1910-13 on the Terra Nova, and those of theDiscovery Expedition of 1901-4, soundings hitherto ha
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Keywords: ., boo, bookcentury1900, booksubjectgeology, booksubjectpaleontology
