PolyU Library
Journal Call no.TD171.5.H6E22
Article TitleA new look for Air Pollution Index.
Is Part OfECCO ; no.83, Aug 1998, p.8, +1p., illus.
AbstractThe Air Pollution Index, the daily report on Hong Kong's air quality, has been refined in the summer of 1998 to give a more accurate account of the quality of ambient air in Hong Kong and to include readings of street-level pollution.