Fig. 5From: The risk may not be limited to flooding: polluted flood sediments pose a human health threat to the unaware publicHeatmap of the Igeo for the enriched trace metals in samples 1 to 12. Note the logarithmic character of the Igeo. Contamination is evident for Sn, Cd, Pb, Cu, and Zn. For Ni, Sb, and As, enrichment over the background concentration is insignificant, resulting in an Igeo below 1Back to article page