6 marksFigure 8 shows the location of three US glaciers.
Figure 9 shows the change in their size (mass balance) between 1958 and 2005.
Figure 10 shows the cumulative impact of the annual change in mass balance within the three glaciers.
Figure 8 Figure 9
Figure 10
Using Figures 8, 9 and 10, compare the differences between the glaciers.
[6]
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6 marksFigure 7 shows information about ground temperatures at the Endalen permafrost station in central Spitsbergen, Svalbard. Temperatures have been recorded in a 19-metre-deep borehole since September 2008.
Figure 7
Ground temperatures at the Endalen permafrost station in central Spitsbergen, Svalbard; Geology Department at the University Centre in Svalbard (UNIS). International Permafrost Association (IPA)
Analyse the data shown in Figure 7.
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