Feasibility of Anaerobic Digestion of Potato peels for Biogas as Mitigation of Greenhouse gases Emission Potential.

Type Journal Article - International Journal of Environmental Research
Title Feasibility of Anaerobic Digestion of Potato peels for Biogas as Mitigation of Greenhouse gases Emission Potential.
Author(s)
Volume 9
Issue 2
Publication (Day/Month/Year) 2015
Page numbers 481-488
URL https://journals.ut.ac.ir/article_921_5704665db779194a6b9deef9819cc8a6.pdf
Abstract
Processing of round potatoes (Solanum tuberosum (L.) into chips in Tanzania and particularly
Dar es Salaam city is a growing businessthat attract low wages employees and unemployed occupants. Proliferation
of chips vendors with low knowledge, poor attitude and practice towards environment have resulted into poor
management of potato peels waste which are haphazardly disposed of thus causing unhealthy environment,
health risks and dilapidated infrastructure. In this paper, the contribution of potato peelsto emission of greenhouse
gases (GHGs) was analyzed for Dar es Salaam city adapting the UNFCCC baseline scenario model. Based on
the 2012 city population of 4.37million with 5.6% growth rate, peels generation and GHGs emission potential
have been quantified and projected for 20 years. The global warming potential as CO2
equivalent cumulatively
stands at 2 kilotons of peels to 1 ton GHGs emission. Field investigation to assessfeasibility of using the peels for
biogas production as mitigation measure for the GHGs emission was conducted. Availability, quantitative and
qualitative attributes of the peels for the biogas production in Dar es Salaam are hereby presented.

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