In the air quality directive (2008/EC/50), the EU has set two limit values for sulphur dioxide (SO2) for the protection of vegetation within the zones designated by member states: the SO2 annual mean value may not exceed 20 micrograms per cubic metre (µg/m3) and the SO2 mean value for the winter period (1 October to 31 March) may not exceed 20 micrograms per cubic metre (µg/m3).
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Car-pooling with your colleagues will lessen your impact on the environment, save you money and let you travel in the company of others. Ask which of your colleagues live nearby and take turns driving to work.
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