Figure 1. The partly ice-covered
Bárðarbunga volcanic system (inset, green),
central volcano is indicated by
capital B. Holocene lava flows from the ice-
free parts of the volcanic system are shown in green,
areas of thick
tephra deposits are ruled. Modified
after Jóhannesson and Sæmundsson (1998). No discrimination is made
between lava flows of different
age. In southern Iceland the
area
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