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Metal deposition patterns in central Scotland, as determined by Lichen transplants
F A Gailey1, G H Smith, L J Rintoul
1Environmental Epidemiology and Cancer Centre, Department of Community Medicine, University of Dundee, Ninewells Hospital, Level 5, Dundee, Scotland.
Environmental Monitoring and Assessment
|November 22, 2013
Summary
Airborne metal concentrations were mapped using Hypogymnia physodes lichen transplants in Armadale, Scotland. Metal levels decreased with distance from the local steel foundry, correlating with previous lung disease findings.
Area of Science:
- Environmental Science
- Biomonitoring
- Atmospheric Chemistry
Background:
- Industrial pollution poses risks to local environments and public health.
- Lichens are effective bioindicators for atmospheric pollutants.
- Previous studies indicated potential lung disease issues in Armadale.
Purpose of the Study:
- To assess airborne metal pollution in Armadale using lichen transplants.
- To map the spatial distribution of atmospheric metals.
- To correlate metal pollution patterns with potential health impacts.
Main Methods:
- Transplantation of Hypogymnia physodes lichens across a high-density network of sites.
- Analysis of metal concentrations in lichen tissues.
- Spatial mapping of metal concentration data.
Main Results:
- A clear gradient of metal concentrations was observed.
- Metal levels decreased significantly with increasing distance from the steel foundry.
- Specific metals showed distinct spatial patterns related to the industrial source.
Conclusions:
- Hypogymnia physodes effectively monitored airborne metal deposition around the steel foundry.
- The study provides a spatial understanding of metal pollution relevant to public health.
- Findings support the link between industrial emissions and localized environmental contamination.

