<p>Preface<br>METHODS AND PROCEDURES<br>1. Field methods in regional geochemical surveys<br>2. Sampling methods for site characterization<br>3. Contaminated groundwater sampling and quality control of water analyses<br>4. The collection of drainage samples for environmental analyses from active stream channels<br>5. Biological monitoring for environmental chemical risk assessment<br>6. Data conditioning of environmental geochemical data: Quality control procedures used in the British Geological Survey’s regional geochemical mapping project<br>7. Gas chromatographic methods of chemical analysis of organics and their quality control<br>8. Evaluation of geochemical background at regional and local scale by fractal filtering technique: Case studies in selected Italian areas<br>9. Geochemical mapping of urban areas<br>10. Chemical speciation to assess bio-availability, bio-accessibility and geochemical forms of potentially toxic metals (PTMs) in polluted soils<br>11. Extraction and characterization of pore water in contaminated soils<br>12. Models of geochemical speciation: structure and applications<br>POLLUTION AND CONTAMINATION<br>13. Lead and strontium isotopes as monitors of anthropogenic contaminants in the surficial environment<br>14. Preliminary Pb isotopic compositions of soil profiles near lead smelters, East Los Angeles, California, U.S.A.<br>15. Polyurethane foam-based passive air samplers in monitoring persistent organic pollutants: theory and applications<br>16. Legacies of Organochlorine pesticides (OCP) in soil of China – A review, and cases in Southwest and Southeast China<br>17. The Bagnoli-Napoli brownfield site in Italy: before and after the remediation<br>ASSOCIATED HEALTH ISSUES<br>18. Potential contaminants, and sustainable HazMat infrastructure: Neodeterministic (NDSHA) approach guarantees prevention rather than cure. The Bophal - Madhya Pradesh, India - gas tragedy case<br>19. Application of geochemistry to medical geology<br>20. Environmental human health issues related to indoor air pollution from domestic biomass use in rural China. A review<br>21. Properties, utilization, and potential health and environmental issues of depleted uranium (DU) for military and civilian use<br>22. Biological, chemical, and environmental hazard of desert dust to military personnel<br>23. Indoor mercury pollution in the herbaria: risk assessment for workers’ health and potential solutions. The studies at the Florence (Italy) herbaria.<br>24. Occurrence and Risk Assessment of Organochlorine Pesticides (OCPs) in Multimedia Environment from Zigui Karst Area, China<br> </p>