E AND EROSIVE POWER OF TIDAL GLACIERS The discussion, in the last chapter, of the fiords of the Alexander Archipelago assumes (page 163) that a tidal glacier is partly supported by the sea, so that the full weight of the ice does not press on the rock floor, and the glacier’s power to erode is… … FIG. IO3. DIAGRAMS 7 to 8. The water sustains the entire ILLUSTRATING FLO¬ weight of the ice. Now conceive the TATION THEORY OF TIDAL GLACIERS. water of the sea to be drained away. The block of ice sinks to the bottom (£) and is wholly supported by it. Again, conceive the water of the sea to be…
Natural history -- Alaska · Scientific expeditions · Alaska
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