About Datasets Activity Stream Order by Relevance Name Ascending Name Descending Last Modified Popular Go 1 dataset found Institutes: AWI Alfred Wegener Institute Helmholtz Centre for Polar and Marine Research Spatial Resolution: 6 m Filter Results Permafrost Region Pond and Lake Database (PeRL) The Permafrost Region Pond and Lake Database (PeRL) presents the results of a circum-arctic effort to map ponds and lakes from modern (2002-2013) high-resolution aerial and... PNG SHP PDF HTML