Pollution Prevention / Clean-up Strategies (J Lehr, et al); Central / Eastern Europe (T C Voltaggio, et al); Radioecological Problem in the Nuclear Complex-Mayak (E G Drozkho); Persian Gulf / Mediterranean (S W Fowler, et al); Industrial Air Pollution (V Ragaini); Catalytic Technologies to Clean the Atomospheric Environment (Z Ismagilov); Soils & Groundwater (L G Everett, et al).