- (a) With reference to Figure 4(a), outline how glacier retreat may impact water resources in Switzerland. [1]
Figure 4(a)
(b) With reference to Figure 4(b), calculate the percent decrease in ice volume between 1850 and 2019. [1]
Figure 4(b)
(c) Describe the processes leading to the development of a pioneer community as the glacier retreats, as shown in Figures 4(c) and 4(d). [2]
Figure 4(c)
Figure 4(d)
(d) Describe a method used to collect the data on percent cover vegetation shown in Figure 4(d). [3]
Figure 4(d)