1 Toxic metal Pollution in Pakistan and its Possible Risks to Public Health.- 2 Influence of Nanotoxicity on Human Health and Environment – The Alternative Strategies.- 3 Degradation Processes of Pesticides Used in Potato Cultivations.- 4 A review on Polychlorinated Biphenyls (PCBs) and Polybrominated Diphenyl Ethers (PBDEs) in South Asia with a focus on Malaysia.- 5 Nitrate and nitrogen oxides: Sources, health effects and their remediation.