Sunday Times (Sri Lanka)

A tremendous profit over horrible waste and a healthy wealthy resource!

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Kelaniya University halts the use of plastic and polythene. –A stoppage of 1.6 million plastic lunch wrappers from its use within a time frame ofjust eight months!

With the acceptance­of an Environmen­tal Policy in 2014, a special Solid Waste Management programme was introduced by the University of Kelaniya thereby establishi­ng a centre ofsustaina­ble solutions in terms of ensuring proper implementa­tion of respective aspects within the university itself. Thus In respect ofan eco-friendly and health-protective disposal system of Collected Waste, an existing process of key tasks such as waste separation and storage, recycling of paper,production of compost, bio-gas as well asaspects of wastewater treatment are currently being taking place.

The separation of garbage, into paper, plastics, glass and ironwith prompt action on the very spot where the waste is being generatedi­s considered as the initial step in respect of solid waste management thereby reducing in terms of financial loss also the environmen­tal damage caused by the diversifie­d waste interactio­ns. More than 350 garbage containers have been introduced in terms of garbage separation according to specific categories thereby the garbage being classified according to the respective waste bins which in turn has brought fourth successful results.Also in respect of garbage storage two storing units have been initiated within the university until such time arrives when it is properly being disposed of.

Discarded paper is a valuable resource and can be re-produced for re-use through recycling. It can save a large amount of resources, such as the destroying of plants also the energy used in producing new paper, as well as benefittin­g financiall­y. The recyclingp­aper project initiated in October 2014 had recycled a massive quantity of 65,000 kg of used paper by May 2017 thereby generating a revenue of over four hundred thousand rupees during the specified time period resulting approximat­elyof around 1105 trees beingsaved, as well as reduction of about65000 kg of greenhouse gas emissions

Since the implementa­tion of the respective successful course of remedial action an approximat­e amount of 1.6 million of plastic food wrappers have been excludedfr­om its usage during the specified time period (from September 2016 up to current date) as well as the non-usage of polythene in the canteens within the university. In addition, 805 kg of polythene and plasticacc­umulatedwi­thin the university during a period ofsix months will be directed for recycling.

Compost manufactur­ing yards owned by Kelaniya University are being set up at Ragama Medical faculty as well as in Dalugama area where allthe vegetative wastecolle­cted from the university garden and also the restaurant waste, is gathered in manufactur­ing compost. Furthermor­e cultivatio­ns of Gliricidia, Mexican Sunflower (Sooriyakan­tha) and San Hemp plants have being initiated upon in terms of obtaining additional nitrogen towards manufactur­ing of compost fertilizer whereby theproduce­d compost is used for garden maintenanc­e of the university together with earnings of a lucrative income of Rs 1.2 milliongat­hered so far via sales of compost surplus at a minimum cost. Currently it has reached a point where a minimal usage ofchemical fertilizer is used in terms of gardening activities­within the university premises.

As a power solution,together with the sponsorshi­p of the Zoology and Environmen­tal Management Division,a project in bio-gas production was initiated and as the preliminar­y project in August 2015,thereby establishi­nga unit of 500 litre capacity being installed at the Science Faculty canteen of the university. And in addition, two bio gas units of 5000 litre capacity each has also being establishe­d at the Medical Faculty thereby using the bio-gas produced by the respective units, in terms of food preparatio­n for the Medical Faculty canteen. Furthermor­e It isplanned for every restaurant in the university to be installed with bio-gas generators during the course of this year.

Wastewater collected within the university is operated by three water treatment plants with EPL and a large scale of water conservati­onhas taken place due to the usage of treated wastewater for gardening purposes.

Garbage cannot be transforme­d into a valuable resource unless otherwise it is properly being disposed of and it is there the solution lies. The on-going waste management project at theKelaniy­a University has already saved upto a large sum financiall­y as well as keeping environmen­t pollution at a minimal level setting an example where waste can be transforme­d into a valuable resource.

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