The main objective of technology based agriculture must be to reduce the input costs for small and marginal farmers and at the same time increase the yield. Agriculture scientists would like the farmers to realise that reduction of chemical based fertilizers and pesticides can benefit both man and earth over the long run, and in [...]
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 [...]
Success stories-Material exchange At a small coastal Industrial zone Kalundborg near Copenhagan an exemplary material exchange is being practiced. The exchange involves a 1500M.W. Power plant,(Asuaes Power Station),a 3.2 million metric tones capacity oil refinery,(Stat Oil),a 14 million square meters of Gypsum Board manufacturing unit,(Gyproc),an Intermational Biotechnology company with a sales in excess of $2 [...]
Poonam Kasturi calls herself Compost Wali. On a unique mission, she wants ordinary Indians to feel empowered, make a ‘clean’ difference to the society, by converting waste into useful compost in a simple and cost effective manner. Her organic business venture Daily Dump offers different types of composters that convert the waste generated in one’s [...]
The high BOD from distilleries has been a cause of major environmental concern over the years. They have also been covered under the Corporate Responsibility for Environmental Protection 2003, in India, wherein it has been provided that a system of bank guarantees and an action plan be put in place to implement the following options/recommendations [...]
Reuse and recycling of wastes has great economical promise. Industrial woody waste, agricultural wastes, pruned branches, bagasse and chaff can be gainfully recycled to produce Ethanol. The Technology centers round recycling, material recovery and fuel recovery. The acid hydrolysis process is used to decompose hemi cellulose to pentose with a main ingredient of Xylose. The [...]