CroninProjects.org/ Vince/ Course/ PhysGeol/ Glaciers-Cryosphere.html

Ainsworth Bay and Marinelli Glacier, Tierra del Fuego, Chile, photographed December 30, 2009. Photo by Aztlec via Wikimedia Commons (commons.wikimedia.org/wiki/File:Ainsworth_bay_and_Marinelli_Glacier.jpg)

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Glaciers and the Cryosphere

Reading

Read and study chapter 18

Notes and Handouts

Glaciers-MainPoints.pdf (pdf file)

Glaciers-MainPoints.docx (docx file)

Presentation files

--Nothing available at this time. Consult the notes available via the link above.

Smart Figures

18.2 — Ice sheets: https://goo.gl/JdyThn

18.5 — Iceland's Vatajökul ice cap: https://goo.gl/RsbHWM

18.7 — Movement of a glacier: https://goo.gl/adFVVp

18.9 — Measuring the movement of a glacier: https://goo.gl/JoKPM3

18.11 — Zones of a glacier: https://goo.gl/25XUcw

18.18 — Erosional landforms created by alpine glaciers: https://goo.gl/XPgbvY

18.19 — A U-shaped glacial trough: https://goo.gl/bE8IYT

18.25 — Formation of a medial moraine: https://goo.gl/jkqqPA

18.26 — End moraines of the Great Lakes region: https://goo.gl/QNwbma

18.27 — Two significant end moraines in the Northeast: https://goo.gl/MfwH34

18.28 — Common depositional landforms: https://goo.gl/7TDPkt

18.31 — Changing sea level: https://goo.gl/fKN1kJ

18.41 — Orbital variations: https://goo.gl/Kf87Ky

Vocabulary to learn

Consult your textbook or lecture notes for definitions. Remember that the best general source of definitions in geology is the AGI Glossary of Geology.

ablation	abrasion	albedo	alpine glacier	arete
bergschrund	cirque	clathrate	col	continental glacier
crevasses	cryosphere	drift	drumlin	end moraine
esker	firn limit	glacial periods	glacial polish	glacial retreat
glacial stages	glacial striation	glacier	greenhouse gas	ground moraine
hanging valley	headwall	horn	ice cap	ice field
ice shelf	interglacial period	kame	kettle lake	lateral moraine
Laurentide Ice Sheet	loess	methane	methane hydrate	Milankovitch cycle
mountain glacier	outwash deposit	outwash stream	paternoster lake	permafrost
plucking	recessional moraine	rouche moutonnee	sea ice	seasonal frozen ground
snowfield	stagnant ice	stratified drift	sublimation	substrate
tarn	terminal moraine	thermohaline ocean circulation	till	unstratified drift
zone of ablation	zone of accumulation	zone of wastage

Study Questions

Glaciers-Questions.html (html file)

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