In the air quality directive (2008/EC/50), the EU has set a limit value for lead (Pb) for the protection of human health: the Pb annual mean value may not exceed 0.5 milligrams per cubic metre (µg/m3) except in the immediate vicinity of specific, notified industrial sources where the Pb annual mean value may not exceed 1.0 milligram per cubic metre (µg/m3)
EEA standard re-use policy: unless otherwise indicated, re-use of content on the EEA website for commercial or non-commercial purposes is permitted free of charge, provided that the source is acknowledged (http://www.eea.europa.eu/legal/copyright). Copyright holder: European Environment Agency (EEA).
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A rotting log is a mini nature reserve in its own right!
By removing dead or dying trees from woodland, a section of the natural nutrient-cycle can be lost. A lack of dead wood reduces species diversity by about 20 %. Avoid removing dead wood from your property. You could be doing away with thousands of invertebrate species and fungi.
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