tunnel valley
(Q611796)
U-shaped valley originally cut by water under the glacial ice near the margin of continental ice sheets
U-shaped valley originally cut by water under the glacial ice near the margin of continental ice sheets
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Current Data About
tunnel valley
| (P207) |
Lake Superior bathymetry map, deepest point, trenches 2.png
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| (P279) |
(Q2421276)
(Q39816) |
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| (P2888) |
http://purl.obolibrary.org/obo/ENVO_00000436
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