Contaminant levels in colonial waterbirds from Green Bay and Lake Michigan, 1975–80 Gary H. HeinzThomas C. ErdmanCharles Stafford OriginalPaper Pages: 223 - 236
Spatial pattern of Solid Waste generation of Ilorin—Nigeria Afolabi A. Adedibu OriginalPaper Pages: 237 - 247
Comparison of air quality data obtained from roof top, sidewalk and suburban areas Menachem LuriaUri AmitMordechai Peleg OriginalPaper Pages: 249 - 254
Harmonization problems in the implemention of the EEC directive on air quality limit values and guide values for sulphur dioxide and suspended particulates K.-H. ZierockJ. SmeetsH. P. Stief-Tauch OriginalPaper Pages: 255 - 269
Diode laser system for measurement of gaseous ammonia in ambient air F. CappellaniG. MelandroneG. Restelli OriginalPaper Pages: 271 - 281
Radio-telemetry as an aid to environmental contaminant evaluation of mobile wildlife species L. E. EberhardtL. L. Cadwell OriginalPaper Pages: 283 - 289
Metal deposition patterns in central Scotland, as determined by Lichen transplants F. A. Y. GaileyG. H. SmithO. Ll. Lloyd OriginalPaper Pages: 291 - 309
Freshwater aquatic macrophytes as heavy metal monitors — the Ottawa River experience D. C. Mortimer OriginalPaper Pages: 311 - 323
Strontium/calcium ratio analysis of molluscan shells in Singapore waters using the X-ray fluorescence technique H. W. KhooK. F. MokC. T. Yap OriginalPaper Pages: 325 - 332