xmlns:atom="http://www.w3.org/2005/Atom"
1.3 Details to be made available to the public should include at least:
the date, hour and place of the occurrence and the reasons for the occurrence, where known;
any forecasts of:
changes in concentration (improvement, stabilisation, or deterioration), together with the reasons for those changes,
the geographical area concerned,
the duration of the occurrence;
the type of population potentially sensitive to the occurrence;
the precautions to be taken by the sensitive population concerned.