Biogas
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Managing urban waste
HelpO: an NGO committed to conducting Grass root level social welfare programs
with the assistance of UNDP Sri Lanka, under the auspices of the Galle
Municipal Council, constructed a bio gas plant to dump market waste of the
city. Following this project, which was a roaring success, a mechanism was
developed whereby, in the grassroots, the villagers themselves got-together and
made a small financial contribution for the maintenance of a biogas tank. UNDP
simply made the initial investment and allowed the beneficiaries to invest in
the maintenance of the plant. Of course Biogas helped minimize the effects of climate
change, but for the hapless villagers it saved their land and waterways from
harmful waste; provided an excellent organic fertilizer and best of all,
produced a cost efficient and profitable fuel. UNDP
initiated projects are underway in various parts of the island, addressing solid
waste management concerns while also generating an extra income through the
bi-products of waste management such as bio fuel and compost manure. Simple
composting systems were an effective, low-tech solution to reduce large quantities
of waste and generate manure for agriculture. With approximately 60% - 70% of
waste being bio-degradable, composting has now become an important component of
an integrated waste management process.
According to Dr. Ananda Mallawathanthri, who is UNDP’s Assistant
Resident Representative cum Team Leader: Environment, Energy and Disaster
Management, the UNDP supported the biogasification of waste at two different
levels: i.e. at the community level, and the institutional level. In community the
level, one bio gas plant was constructed for five to eight neighboring
houses, while in the institutional level, biogas plants were constructed in
hotels, hospitals, military bases, schools and even prisons. Financial and
technical support for some of these community level projects was channeled in directly
to NGOs and CBOs by the Global Environment Facility (GEF) Small Grants Program.
Solid Waste: a tool for reconciliation
Financial support of the UNDP was also utilized for the
implementation of a waste management project to convert banana waste into value
added products such as handicraft, paper and fabrics, as a cottage industry
among the rural community. Banana, a popular tree that grows freely in tropical
climates is valued only for the soft nutritious fruit concealed in its slippery
peel. It is widely grown in Sri Lanka as a garden tree and commercially in
plantations. Banana waste is now used to create handicrafts and other products such
as wall hangings, table mats, handbags, key tags, and even fabrics. Again, solid waste which was once a menace has
metamorphosed to a profit generating cottage industry.

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