The change in particulate matter includes emissions of both primary and secondary particulate-forming pollutants (the fraction of sulphur dioxide SO2, nitrogen oxides NOX and ammonia NH3 which, as a result of photo-chemical reactions in the atmosphere, transform into particulate matter with a diameter of 10 ¼m or less)
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).
Instead of using a fresh piece of paper for rough work, turn over a used copy and write on the other side. Use products made of recycled paper. Remember! Every ton of recycled paper saves 17 trees compared to paper made from virgin materials.
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