EESB02H3 Principles of Geomorphology
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GLACIERS AND GLACIATION
Landscapes of Alpine Glaciation
EESB02H3 Principles of Geomorphology
To be completed by Wednesday November 20, 2024, Start of your Practical Section
Episodically throughout Earth’s history, great sheets of ice-covered large areas of the continents and mountainous regions of Earth. Glaciers are powerful forces of erosion and deposition on Earth’s surface. In this exercise, you will use Google Earth to identify features associated with alpine glaciers.
Fig. 1. Google Earth image of alpine glaciers in southeastern Alaska, USA.
1. Open the file ‘Lab 4 Landscapes of Alpine Glaciation.kmz’ accompanying this exercise. Using the placemarks from that file, complete the table below by entering the appropriate term in the space next to the placemark (‘A’ through ‘BB’) that matches the landform.
|
|
Arete |
Bergschrund |
Braided Stream |
|
Cirque |
Col |
Crevasse |
Erratic Boulder |
|
Equilibrium Line |
Glacial Stream Lines |
Hanging Valley |
Headwall |
|
Horn |
Ice Field |
Kettle |
Lateral Moraine |
|
Medial Moraine |
Outwash Fan |
Outwash Plain |
Proglacial Lake |
|
Receding Glacier |
Rock Flour |
Terminal Moraine |
Terminus |
|
Truncated Spur |
U-Shaped Valley |
Zone of Ablation |
Zone of Accumulation |
|
A |
|
O |
|
|
B |
|
P |
|
|
C |
|
Q |
|
|
D |
|
R |
|
|
E |
|
S |
|
|
F |
|
T |
|
|
G |
|
U |
|
|
H |
|
V |
|
|
I |
|
W |
|
|
J |
|
X |
|
|
K |
|
Y |
|
|
L |
|
Z |
|
|
M |
|
AA |
|
|
N |
|
BB |
|
LINKS TO RELATED SITES:
Wikipedia entry on Glaciers: http://en.wikipedia.org/wiki/Glacier
Glacier National Park: http://www.nps.gov/glac/index.htm
Glacier Bay National Park: http://www.nps.gov/glba/index.htm
Wikipedia entry on Ice Ages: http://en.wikipedia.org/wiki/Ice_age
NOAA web site on Glaciation: http://www.ncdc.noaa.gov/paleo/glaciation.html
Glaciers with Time: http://www.homepage.montana.edu/~geol445/hyperglac/index.htm
Milankovitch Cycles: http://en.wikipedia.org/wiki/Milankovitch_cycles
2025-07-25