next
previous
items

Figure

Nitrogen oxide - Annual limit value for the protection of vegetation

Figure Created 22 Aug 2014 Published 22 Aug 2014 Last modified 04 Sep 2014
1 min read
In the air quality directive (2008/EC/50), the EU has set a critical level for nitrogen oxides (NOx) for the protection of vegetation within the zones designated by member states: the NOx annual mean value may not exceed 30 micrograms per cubic metre (µg/m3).
Up one level

This folder has no visible items. To add content, press the add button, or paste content from another location.