No stiffening of air quality standards (on Proposed Directive on Ambient Air Quality and Cleaner Air for Europe) Author Elvingson P. Date 2005 Source IUCN (ID: ANA-074761) Publisher | Place of publication The Swedish Society for Nature Conservation | Stockholm, Sweden Document type Article in periodical Language English Country/Territory European Union Subject Air & atmosphere Keyword Air quality standards Abstract The European Commission proposes to combine four directivess in one, introduce a new standard for fine particulates and permit a number of derogations from already agreed standards