presents the study area and data. Sec-
tion 3 describes the methodology. Section 4 presents the results and Section 5 concludes the
report.
2 Study area and data
2.1 River basins
Rivers in Iceland are often classified according to the
origin of flow (Rist, 1990): direct runoff
(D), spring-fed (L), glacier-fed (J) and whether they flow through lakes (S). Twelve river basins
were selected for this study
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