Thursday, August 22, 2013

Glaciers

Endicott Arm approaching Dawes Glacier
In 1879, naturalist John Muir visited southeast Alaska, the first of three visits that he documented in his book Travels in Alaska (published posthumously in 1915). During our trip to the same region last week, I slowly read this work, savoring the lush and romantic quality of his descriptions of many things that remain unchanged in the last 120 years or so.

For example, here is a portion of one of his descriptions of a glacier:
Sea Bird's inflatable boat approaching Dawes Glacier
"Arriving opposite the mouth of its fiord, we steered straight inland between beautiful wooded shores, and the grand glacier came in sight in its granite valley, glowing in the early sunshine and extending a noble invitation to come and see. After we passed between the two mountain rocks that guard the gate of the fiord, the view that was unfolded fixed every eye in wondering admiration. No words can convey anything like an adequate conception of its sublime grandeur--the noble simplicity and fineness of the sculpture of the walls; their magnificent proportions; their cascades, gardens, and forest adornments; the placid fiord between them; the great white and blue ice wall, and the snow-laden mountains beyond. Still more impotent are words in telling the peculiar awe one experiences in entering these mansions of the icy North, notwithstanding it is only the natural effect of appreciable manifestations of the presence of God.
Dawes Glacier from a distance
"Standing in the gateway of this glorious temple, and regarding it only as a picture, its outlines may be easily traced, the water foreground of a pale-green color, a smooth mirror sheet sweeping back five or six miles like one of the lower reaches of a great river, bounded at the head by a beveled barrier wall of blueish-white ice four or five hundred feet high. A few snowy mountain-tops appear beyond it, and on either hand rise a series of majestic, pale-gray granite rocks from three to four thousand feet high, some of them thinly forested and striped with bushes and flowery grass on narrow shelves, especially about half way up, others severely sheer and bare and built together into walls like those of Yosemite, extending far beyond the ice barrier, one immense brow appearing beyond another with their bases buried in the glacier.
Margerie Glacier in Glacier Bay
This is a Yosemite Valley in process of formation, the modeling and sculpture of the walls nearly completed and well planted, but no groves as yet or gardens or meadows on the raw and unfinished bottom. It is as if the explorer, in entering the Merced Yosemite, should find the walls nearly in their present condition, trees and flowers in the warm nooks and along the sunny portions of the moraine-covered brows, but the bottom of the valley still covered with water and beds of gravel and mud, and the grand glacier that formed it slowly receding but still filling the upper half of the valley." (p. 26-27)
Dawes Glacier calving (Len's photo)

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