Transcript Powerpoint

Lecture 14
Glaciers and Glaciation
Lecture Outline
I
Glaciers
A)
B)
Distribution
Types
i.
ii.
C)
D)
II
Alpine
Continental
Formation and Growth
Movement
i.
Alpine
ii.
Continental
Glacial Erosion
A)
Alpine Glaciers
i.
ii.
B)
Continental Glaciers
i.
C)
Glacial Valleys
Cirques, Horns, and Aretes
Roche moutonnee
Common Erosional Features
Lecture 14
i
Lecture Outline
III
A)
Glacial Deposition
Alpine Glaciers
i.
ii.
B)
Continental Glaciers
i.
ii.
iii.
iv.
v.
C)
Drumlin
Kame
Esker
Beach line
Loess
Common Depositional Features
i.
ii.
iii.
IV
V
Lateral and Medial Moraines
Valley Train
Ground, Terminal and Recessional Moraines
Erratics and Boulder Trains
Outwash and Outwash Plain
Past Glaciation and Its Effects
Conclusions
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ii
Distribution of Glaciers
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I.A
Controls on Glacier Distribution
Latitude
Aspect
Altitude
Snowline
Orographic Uplift
Precipitation
Temperature
Continentality
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I.C
Controls on Glacier Distribution
Latitude and Altitude
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I.C
Controls on Glacier Distribution
Altitude and Precipitation
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I.C
Controls on Glacier Distribution
Precipitation and Temperature
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I.C
Controls on Glacier Distribution
Precipitation
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I.C
Controls on Glacier Distribution
Temperature
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I.C
Types of Glaciers
Alpine (Valley) Glaciers
Continental Glaciers
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I.B
Types of Glaciers
Alpine/Valley Glaciation
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I.B.i
Types of Glaciers
Continental Glaciation
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I.B.i
Glacial Features
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I.D
Snow, Firn, and Glacial Ice
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I.D
Glacial Movement
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I.D
Glacial Movement
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I.D
Glacial Movement
Crevasses
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I.D
Glacial Erosion
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I.D
Erosional Features of Glaciers
Glacial Valley
Glacial Trough
Hanging Valley
Cirque
Arete
Horn
Roche Moutonee
Striations and Polish
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I
Erosional Features of Glaciers
Alpine Glaciation - Glacial Valleys
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II.A.i
Erosional Features of Glaciers
Alpine Glaciation - Glacial Valleys
Hanging Valley
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II.A.i
Erosional Features of Glaciers
Alpine Glaciation - Cirques
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II.A.i
Erosional Features of Glaciers
Alpine Glaciation - Aretes
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II.A.i
Erosional Features of Glaciers
Alpine Glaciation - Horns
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II.A.i
Erosional Features of Glaciers
Continental Glaciation - Roche Moutonee
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II.A.i
Erosional Features of Glaciers
Striations and Polish
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II.A.i
Depositional Features of Glaciers
Moraines
Lateral
Medial
Terminal
Ground
Drumlin
Kame
Esker
Loess
Erratics and Boulder Trains
Outwash Plains
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Depositional Features of Glaciers
Moraines
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Depositional Features of Glaciers
Alpine Glaciers - Lateral Moraines
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Depositional Features of Glaciers
Alpine Glaciers - Medial Moraines
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Depositional Features of Glaciers
Terminal Moraines
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Depositional Features of Glaciers
Terminal Moraines
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Depositional Features of Glaciers
Ground Moraines
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Depositional Features of Glaciers
Alpine Glaciers - Valley Train
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Depositional Features of Glaciers
Continental Glaciers - Drumlin
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Depositional Features of Glaciers
Continental Glaciers - Kame
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Depositional Features of Glaciers
Continental Glaciers - Esker
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Depositional Features of Glaciers
Continental Glaciers - Esker
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Depositional Features of Glaciers
Continental Glaciers - Loess
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Depositional Features of Glaciers
Erratics and Boulder Trains
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Depositional Features of Glaciers
Outwash and Outwash Plains
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Water Bodies of Glaciated Regions
Marginal Lake
Tarn
Paternoster Lakes
Kettle Lakes
Finger Lakes
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Water Bodies of Glaciated Regions
Marginal Lake
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Water Bodies of Glaciated Regions
Tarn
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Water Bodies of Glaciated Regions
Paternoster Lakes
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Water Bodies of Glaciated Regions
Kettle Lakes
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Water Bodies of Glaciated Regions
Finger Lakes
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