to increase in Finland by 13–26% by the 2080s (Ruosteenoja
and Jylhä, 2007) and extreme precipitations are expected to in-
crease (Beniston et al., 2007). On the other hand, temperature in-
creases of
2–6 C by the end of the century are estimated to
decrease the snow accumulation by 40–70% by the same period
(Vehviläinen and Huttunen, 1997; Beldring et al., 2006; Ruosteeno-
ja and Jylhä, 2007
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