Glacial/Interglacial periods

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  • Created by: Annal22
  • Created on: 17-01-17 17:10
The isotope present in ice cores, used to identify ice ages.
oxygen
1 of 27
The current era, where the holocene is situated.
cenozoic
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The process creating more CO2 in the atmosphere during orogenies.
weathering
3 of 27
The term used to encompass ancient soils.
paleosol
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This can be used as evidence for past ice ages.
pollen
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If continents are flooded, .......... cannot form.
glaciers
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The term used to describe the position of the Earth when it is farthest from the Sun.
aphelion
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The term used to describe the position of the Earth when it is closest to the Sun.
perihelion
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The Milankovitch cycle which occurs every 100,000 years.
eccentricity
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The name of the cycle which describes the tilt in Earth's axis.
obliquity
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The Milankovitch cycle which takes place every 21,000 years.
precession
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The 'stage 11' problem describes a particularly long .......... period, which doesn't align with milankovitch cycles.
interglacial
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The 100kyr problem describes the idea that ice ages occur every 100,000 years, when eccentricity has a relatively .......... impact.
low
13 of 27
The name of the event when large ice armadas break off from ice sheets.
Heinrich
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This can be studied to look at past volcanism.
tephra
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...... Cycles take place every 11 years.
sunspot
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The Younger Dryas was a period when temperatures ......... .
decreased
17 of 27
The lubricant formed in ice sheet surging.
basal till
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The period when concentration of 18O is higher in deep sea cores.
glacial
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The area into which Lake Agassiz flowed during the 8.2kyr event.
Labrador Sea
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The name of the ice sheet which melted into Lake Agassiz.
Laurentide
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The Atlantic Meridional Overturning Circulation is another term used to describe which circulation?
thermohaline
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A reason for the increasing salinity of water travelling to the North pole.
brine rejection
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The term used to describe global sea level change.
eustacy
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The term used to describe when land rises relative to sea.
isostacy
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A geomorphological feature which shows high sea level in the past.
raised beach
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Archaeological evidence for past sea level change.
fossils
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Other cards in this set

Card 2

Front

The current era, where the holocene is situated.

Back

cenozoic

Card 3

Front

The process creating more CO2 in the atmosphere during orogenies.

Back

Preview of the front of card 3

Card 4

Front

The term used to encompass ancient soils.

Back

Preview of the front of card 4

Card 5

Front

This can be used as evidence for past ice ages.

Back

Preview of the front of card 5
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