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. 2010 Jul 22;5(1):150–160. doi: 10.1038/ismej.2010.100

Figure 1.

Figure 1

Ortho-rectified aerial photograph from 1977 (S77 0731, 0732, Norwegian Polar Institute) showing glaciated areas in the area of Ny Ålesund (courtesy of Tim James, Swansea University, Wales, UK) with the location of the study area on Svalbard indicated (inset). The positions of the cryoconite holes sampled in 2007 are indicated by crosses (top and bottom holes are labeled). The positions of ablation stake lines on glaciers AB and ML are indicated by diamonds. The upper and lower extents of sampling in 2006 are indicated by stake labels (AB: S3–S6; ML: S2–S5). Scale bar indicates 1 km.