Coconut shells, palm kernel shells and sawdust, other raw materials such as corncobs, rice hulls and vegetable wastes can also be used to produce activated carbon.
From Walnut shells
Walnut shells serve as an alternative source of  Activated Carbon. Adsorption capacity increased with increase in activation temperature but beyond 400 degrees celsius resulted in thermal decomposition. Activation [...]

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Activated carbon is one of the most effective media for removing a wide range of contaminants from industrial and municipal waste waters, landfill leachate and contaminated ground. As the world’s most powerful adsorbent, it can cope with a wide range of contaminants.Different contaminants may be present in the same discharge and carbon may be used [...]

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To create eco-awareness among students, Siruthuli, an organisation that works for the revival of water bodies in Coimbatore and promoting a clean city, has formed Siruthuli Eco Forum in 24 schools in the city of Coimbatore.
The students of National Model School in Peelamedu, G.R. Damodaran School on Avanashi Road and Elgi Matriculation Higher Secondary School [...]

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Biomass wastes are generated in large quantities in developing countries especially in the Asia Pacific region. Agricultural Farms/ Fields in urban areas, agro processing industries, urban vegetable market places, road sweepings and road side plantations are some areas which generate significant biomass waste. The management of these areas is generally in the hands of poor [...]

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