CE2004 Cold environment geotechnics_handout0

CE2004 Cold environment geotechnics_handout0 - Cold...

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Cold environment geotechnics CE2004
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What we’ll cover Definition and localities Freezing and thawing Permafrost processes and forms Periglacial slopes and shorelines Engineering mitigation options
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Definitions Periglacial Paraglacial literally around ice sheet or ……………………. . now wider definition used environment dominated by …………………. area immediately adjacent to ice sheet/glacier (often recently …………………. .)
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Periglacial Environments High …………… High ……………. Physical & ecological processes often dominated by …………………………. High sensitivity to ……………. .-induced change Where?
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High …………. . - Arctic/Antarctic, subarctic cold …………… …………. . summers continental sometimes dry or ……………….
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http://www.weather.nps.navy.mil/~psguest/polarmet/climate/arcmap.html
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Chemical weathering in cold environments Where water is present Rounding of clasts Karst
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This note was uploaded on 11/23/2011 for the course ENGINEERIN H203 taught by Professor Michael during the Spring '09 term at Brunel University.

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CE2004 Cold environment geotechnics_handout0 - Cold...

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