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Population growth, changing agricultural practices, and environmental degradation in Zaire David Shapiro OriginalPaper Pages: 221 - 236
Recycling in multi-family dwellings: Increasing participation and decreasing contamination Raymond De YoungSally BoerschigBruce Thomson OriginalPaper Pages: 253 - 267
A special section for correspondence and controversy William G. Hollingsworth Private Bag Pages: 285 - 295