Introduction.- Literature Data., Synthetic Dyes.- Dye as a Water Pollutant.- Techniques of Colour Removal.- Biosorption: a Green Remediation.- Adsorption Process.- Experimental Methodology.-Preparation of Chemically Activated Carbon from Cocos Nucifera l..- Acid Treatment of the C. Nucifera L. Shells.- Preparation of Dye Solution.- Determination of Optimum Wavelength.- Batch Adsorption Experiments.- Equilibrium Parameters of Adsorption.- Langmuir...