Choices and challenges; papers delivered in the environmental protection technical stream sessions of the Australian Institute of Petroleum's 1980 congress on the future for petroleum in the Pacific region, held in Sydney, September 14-17, 1980

The following relevant papers were presented: environmental impact - the petroleum industry (Heath,DP); photochemical air pollution: problems and prospects (Friedlander,SK); summer smog and winter haze; two important problems of atmospheric pollution in Sydney (Mulcahy,MFR); vehicle emission standards, air quality and fuel consumption (Bettoney,WE and Cantwell,EN and Pierrard,JM); photochemical oxidant formation assessing the problems (Daly,NJ) (supplementary paper).