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Use of Scale Invariance in Evaluating Judgement Indicators Scott G. LeibowitzJeffrey B. Hyman OriginalPaper Pages: 283 - 303
New approach for habitat characterization based on species lists of aquatic and semiaquatic bugs L. HufnagelG. BakonyiT. Vásárhelyi OriginalPaper Pages: 305 - 316
Heavy Metal Concentrations in and Around Households Near a Secondary Lead Smelter John S. RieuwertsMargaret FaragoVladimir Bencko OriginalPaper Pages: 317 - 335
The Impact of Urbanization and Protection of Water Resources in Owerri and Environs SE, Nigeria K. M. Ibe SrG. N. Njemanze OriginalPaper Pages: 337 - 348
Some Remarks About the Effect of Smoke from Charcoal Kilns on Soil Degradation Zofia FischerPiotr Bieńkowski OriginalPaper Pages: 349 - 358