Tsivat Basin conduit system persists through two surges, Bering Piedmont Glacier, Alaska
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Abstract
The 1993–1995 surge of Bering Glacier, Alaska, occurred in two distinct phases. Phase 1 of the surge began on the eastern sector in July, 1993 and ended in July, 1994 after a powerful outburst of subglacial meltwater into Tsivat Lake basin on the north side of Weeping Peat Island. Within days, jökulhlaup discharge built a 1.5 km2 delta of ice blocks (25–30 m) buried in outwash. By late October 1994, discharge temporarily shifted to a vent on Weeping Peat Island, where a second smaller outburst dissected the island and built two new sandar. During phase 2, which began in spring 1995 and ended within five months, continuous discharge issued from several vents along the ice front on Weeping Peat Island before returning to the Tsivat Basin.
Study Area
Publication type | Article |
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Publication Subtype | Journal Article |
Title | Tsivat Basin conduit system persists through two surges, Bering Piedmont Glacier, Alaska |
Series title | Geological Society of America Bulletin |
DOI | 10.1130/0016-7606(1998)110<0877:TBCSPT>2.3.CO;2 |
Volume | 110 |
Issue | 7 |
Year Published | 1998 |
Language | English |
Publisher | Geological Society of America |
Description | 11 p. |
First page | 877 |
Last page | 887 |
Country | United States |
State | Alaska |
Other Geospatial | Bering Piedmont Glacier |
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