keywords: air pollution,particulate matter,carbon monoxide,sulphur dioxide,ozone
description:    Barnett, Adrian G. <https://eprints.qut.edu.au/view/person/Barnett,_Adrian.html>   (2012)    Air pollution trends in four Australian cities.  Air Quality and Climate Change, 46(4), pp. 28-34.    
DC.date.modified: 2013-01-08