Metalloproteins Involved in the Metabolism of Reactive Oxygen Species (ROS) and Heavy Metal Stress.- Metal Transporters in Plants.- Biochemistry of Metals/Metalloids to Words Remediation Process.- Roles of Phytochelatins in Heavy Metal Stress and Detoxification Mechanisms in Plants.- Detoxification and Tolerance of Heavy Metal in Tobacco Plants.- Heavy Metal Uptake and Tolerance of Charophytes.- Molecular Mechanisms Involved in Lead Uptake, Toxicity and Detoxification in Higher Plants.- Inter-Population Responses to Metal Pollution: Metal Tolerance in Wetland Plants.- Intraspecific Variation in Metal Tolerance of Plants.- Metallomics and Metabolomics of Plants Under Environmental Stress Caused by Metals.- Biogeochemical Cycling of Arsenic in Soil-Plant Continuum: Perspectives for Phytoremediation.- Evaluation of the Potential of Salt Marsh Plants for Metal Phytoremediation in Estuarine Environment.