Assessment scheme 1 Chemical analysis 1 Chemical stability 1 Compensatory response Contaminated sites 1 Contamination 1 Decomposers 1 Decomposition 1 Ecosystem response 1 Ecosystems 1 Functional indicator 1 Functional indicators 1 Indicator indicator 1 Litter decomposition 1 Plant litter 1 Soil contamination 1 Soil pollution 1 Soil quality assessments 1 Soils 1 Trace elements 1 contaminated land 1 decomposition 1 ecological impact 1 ecosystem response 1 inventory 1 leaf litter 1 soil quality 1 trace metal 1