Pdf biogas potential of coffee processing waste in ethiopia. It has increased by 25% in the last fifteen years from 39mt co. Indc is in line with ethiopia s crge, ethiopia s strategy for addressing mitigation objectives and climate change adaptation, whose implementation would decrease per capita emissions by 64%. Of biogas and solid biomass value chains in ethi opia summary eder try or te roet ture oerto d uer sety supported by based on a decision by the german bundestag. Biogas is a renewable energy technology that utilizes human wastes. Prototypes of this digestor are currently being used by a few households in addis ababa, ethiopia, and in debre zeit some 50 km south of addis ababa, mostly to produce gas for cooking. An assessment of small scale biodigester programmes in the. Factors influencing the adoption of biogas digesters in rural ethiopia melaku berhe1, dana hoag2, girmay tesfay1 and catherine keske3 abstract background.
Lack of year round cow dung enough to run the existing biogas digesters and affordability are the major bottlenecks affecting farmers adoption of the intervention. Codigestion of ethiopian food waste with cow dung for biogas. Organization, and its role in energy production of cambodia, ethiopia and laos, is evaluated. Sociocultural acceptability of using biogas fuel and digested organic waste in uganda 24 3.
Pdf socio economic and environmental benefits of biogas slurry. Background and justification access to modern energy is a key element in rural development. The multi stakeholder approach in biogas technology dissemination. Total production of electricity in 2015 was 1,708 ktoe with 82. According to report by national biogas programme ethiopia, 20. Thus it is possible to calculate the power required and biogas volumetric flow rate. Pdf study on biogas production from cactus jemal beshir. Design, fabrication and testing of biogas stove for areke. Badmos 1 1renewable energy group, national biot echnology development agency nabda an agency under the federal ministry of science and technology, abuja.
The objective of treating the organic waste the production of energy andor organic fertilizer 3. Determinant of biogas technology adoption and its implication. Organisation function mowe ministry of water and energy, national biogas program ethiopia. Now a day biogas production is one of the most promising renewable energy sources in ethiopia.
Pdf socio economic and environmental benefits of biogas. It employed a crosssectional survey approach involving a total of 358 sample biogas user and nonuser households. Biogas technology in fuelwood saving and carbon emission reduction in southern ethiopia getnet alemu destaa, yoseph melkab, getachew simec, fikadu yirgaa, mequannt mariea, mebrahtu hailed, a natural resource management program, oda bultum university, ethiopia. With the concerted efforts of governments, ngos and international development organisations, more countries on our continent will embrace biogas. Recent studies estimate that over 80 percent of african households especially in rural areas still depend on firewood and charcoal for cooking their daily meals for those who can afford it, kerosene also known as paraffin and cooking gas are the next best. Biogas technology adoption and its contributions to.
Results and recommendations from implementation of the global bioenergy partnership indicators sustainability of. Determinants of biogas technology adoption in southern ethiopia. Examine of status and factors influence biogas technology. Ethiopia s methane emissions have also been growing in the last fifteen years. Oct 24, 2017 the dissemination of biogas technology was not progressing as it was planned in ethiopia. Prior to this, biogas may be processed to remove moisture, h2s, and co2, the main contaminants in dairy biogas, in which case the biogas becomes biomethane see chapter 3. The purpose of this study thus, to examine current status and factors affecting household decision to biogas technology adoption in rural areas in arsi nagelle district, central rift valley of ethiopia. And with 77% of agricultural families having cattle, many.
Section 4 presents the lessons learnt and the recommendations based thereon. Biogas final project proposal submitted slideshare. Data presented in table 2 reveals the positive effect of j. In this work the biogas digester programme of snv netherlands development organization, and its role in energy production of cambodia, ethiopia and laos, is evaluated. Significant of the researchproducing biogas from cactus are significantly prevent soil erosion by covering the open land in tropical and semiarid region of ethiopia. Biogas energy, environment benefits, biomass, alternative energy. In ethiopia, biogas technology has been domesticated to improve the rural energy security and households income by reducing their dependence on traditional. The national biogas programme for ethiopia nbpe the nbpe is a project developed by the ethiopian government and snv the netherlands development organization with the support of hivos, a dutch international development funding organisation. According to ethiopia s climate resilience green economy strategy, replacing open fire stoves with stoves that need only half as much fuel wood or stoves that use. Factors influencing the adoption of biogas digesters in. Digestate is the decomposed substrate, rich in macro and micro nutrients and therefore suitable to be used as plant fertiliser.
Deforestation are prevented by using this biogas for cooking and baking activities, this energy also minimize the health problem that are related to burning of fire wood and. Intended nationally determined contributions indc within the framework of the paris climate agreement by 2030, ethiopia hopes to limit its net greenhouse. Reports from previous studies indicate that a households energy choice could be influenced by various socioeconomic variables, environmental. To address these challenges, mainly in rural areas, biogas technology has been domesticated since 2009, as seen in the national program. The technology is envisaged as a decentralized energy source for improved livelihood and a source of or ganic fertilizer. Biogas is naturally produced in large quantities by landfills and wastewater treatment plants. Ethiopia has made big strides in recent years, however, with 48. Assessment of biomass fuel resource potential and utilization. This study shows that installing a 6 m 3 biogas plant will have fuel related savings of about 2197 etb per year, from both cooking and lighting fuel expenditures at. Figure 2 nbpe biogas plant installation report from 2008 2014 in ethiopia. The purpose of this study is thus to examine factors that influence households decisions of adopting biogas technology in rural areas in southern ethiopia. However, despite all attention given to energy issues in ethiopia in the past, rural communities continue to be. If this input is available, biogas digester provides cooking and lightning energy, as well as nutritionrich slurry which can be used as fertilizer in farming.
Sustainability of biogas and solid biomass value chains in ethi opia. Biogas energy, energy choice, ethiopia, multivariate probit model, tigray. The biogas dissemination scaleup programme builds on the achievements of the national biogas programme of ethiopia nbpe which has been implemented since 2009 in four regions funded by the governments of the netherlands and ethiopia. The environmental benefits of domestic biogas technology in. In this connection, the benefits of bioslurry need to be substantiated with scientific evidence to demonstrate to the agricultural experts and farmers, amongst others, on its impact to increased yield. Nbpe is part the africa biogas partnership programme, with hivos as fund manager and snv providing technical assistance. Digestate is the decomposed substrate, rich in macro and. Eventhough these efforts, it is not clear why some. Biogas, a convenient fuel that is generated under anaerobic conditions from organic materials, has enormous potential to fulfill domestic energy demands in developing countries arthur et al. The experiments are therefore specific for the popularization of biogas technology in rural areas. This study shows that installing a 6 m 3 biogas plant will have fuel related savings of about 2197. Dissemination of biogas plants as an alternative rural energy source has significant environmental. National biogas program ethiopia, program implementation document january 20087.
By the end of 2016 nbpe had supported the installation of over 15,000 biodigesters. Determinants for adoption decision of small scale biogas. Youll surely learn a lot of interesting stuff about this amazing fuel of the future. However, biogas technology adoption is underscored in the country. Single burner energy efficient biogas stove in ethiopia. In ethiopia, these energy sources have been in decline. Kenya, ethiopia, uganda and south africa are some of the countries on the continent with a growing rate of biogas use. Biogas technology in fuelwood saving and carbon emission. The biogas sector in ethiopia started with the launch of the national domestic biogas nbpe programme in 2008, which has led to the.
The environmental benefits of domestic biogas technology. In light of this problem, most of the studies on biogas in africa and ethiopia to date. From a mapping of ethiopia s livestock data and an interpretation of data regarding the availability of process water, a first estimate of the technical potential for domestic biogas is offered. The study was a programme evaluation research type. Summary of results of indicator 18 for the biogas pathway in ethiopia 159 table 4. Factors influencing the adoption of biogas digesters in rural ethiopia. Over 88% of all citizens in ethiopia rely on biomass fuel for cooking and lighting. Deforestation is an important cause for climate change. In partnership with a local nongovernmental association known as emmanuel development association in ethiopia, we funded a biogas project with the help of d.
Publisheddocuments ethiopia %20firstindc ethiopia 100615. Increasing energy demands on farm households in ethiopia have escalated challenges related to land degradation, indoor air quality, and rural economic development. Results and recommendations from implementation of the global bioenergy partnership indicators vi summary foreword fellow citizens, partners and colleagues, i am delighted to present the report sustainability of biogas and solid biomass value chains in ethi opia. Assessment of biomass energy use pattern and biogas technology. Research article biogas technology in fuelwood saving and carbon emission reduction in southern ethiopia getnet alemu destaa, yoseph melkab, getachew simec, fikadu yirgaa, mequannt mariea, mebrahtu hailed, a natural resource management program, oda bultum university, ethiopia b natural resources economics and policy program, wondo genet college of forestry and natural resources. The results of the analyses showed that the substitution of traditional biomass fuels and kerosene with biogas energy enabled the biogas user households to reduce greenhouse gas ghg emissions on average by about 1. Sep 15, 2016 table 2 biogas plant capacity table 3 recovered valuable materials from households tonsyear table 4 windhoek waste composition list of figures figure 1 location of ethiopia in africa figure 2 location of addis ababa in ethiopia figure 3 map of addis ababa figure 4 sanitation, beautification and park development authority structure.
Jatropha seed cake results into higher biogas production in test digesters than control. The agricultural sector has been the largest methane emitter in ethiopia. Determinants of biogas technology adoption in southern. Brief programme profile national biogas programme ethiopia 2 1. The benefits of the use of biogas energy in rural areas in ethiopia. Anaerobic digestion is one of the effective ways of generating biogas. This report provides a thorough and indepth elaboration of ethiopias biogas market, which. Environment in northern ethiopia, the case of ofla and mecha woredas. To address these challenges, mainly in rural areas, biogas technology has been domesticated since 2009, as seen in. Because of the wide availability and renewable nature of the organic materials and microbes required for biogas synthesis, biogas is a. Biogas offers an attractive option for replacing the unsustainable usage of traditional energy sources such as firewood, cow dung, and charcoal in developing countries. The biogas will be collected every day is 0,6 m3 this biogas can cook 2 mealsday conclusion studied produce enough biomass to biogas biomass chosen for the study are abundant and accessible to the majority of the population.
Brief programme profile national biogas programme ethiopia. Many farms worldwide have invested in anaerobic digesters to produce small quantities of biogas from organic waste. Production and evaluation of biogas from mixed fruits and. Factors influencing the adoption of biogas digesters in rural. Institutional factors influencing the dissemination of biogas. Currently, the efficiency of big sized biogas burner in ethiopia is 51% with biogas pressure of 8mbar and 45. This study examined the diverse environmental impacts of domestic biogas technology in rural ethiopia. The current status of traditional biomass energy utilization. Biogas is usually pumped or compressed to the operating pressure required by specific applications and then metered to the gas use equipment. Biogas energy, technology adoption, binary logistic regression, ethiopia. For ethiopia, given resource potential, biogas is one of the promising clean energy for households. Ethiopia methane emission from agricultural waste country.
Design, optimization and cfd simulation of improved biogas. Apr 03, 2017 until more is known about the decisionmaking in these rural households, it will be difficult to predict whether biogas technology can be successfully adopted in ethiopia and other african countries. Aug 01, 2017 the current paper analyzed the biogas adoption problems in the tigray region using mainly recently collected primary data, while previous studies on the adoption and use of biogas energy in ethiopia kamp and bermudez forn, 2016, mengistu et al. The paper also provides empirical findings on the socioeconomic, environmental, infrastructural and institutional factors that determine biogas.
Analysing household biogas utilization and impact in rural ethiopia. Biogas plant distribution for rural household sustainable energy. Incorporating biogas technology into energy policies, proclamations, and national. Institutional factors influencing the dissemination of. Programme title national biogas programme ethiopia 2. The biogas sector in ethiopia started with the launch of the national domestic biogas. Measures to encourage uptake of biogas digesters in uganda 25 3. Biogas markets and frameworks in argentina, ethiopia. Biogas how this common but underexplored cooking fuel is. Based on the most recent international data from the world bank, ethiopia s methane emissions are about 52mt co. Anaerobic biogas generation for rural area energy provision. The sole technology for biogas production in ethiopia so far is anaerobic digestionfermentation that based on animal residue which ethiopia is endowed with huge potential. Water withdrawals associated with biogas production in ethiopia in 2016. Ethiopia rural energy development and promotion centre eredpc.
Biogas digester requires 20 kg droppings of four cows of fresh dung daily to operate. Biogas is a combustible gas consisting of methane, carbon dioxide and small amounts of other gases and trace elements. Thus, this research aimed at identifying the institutional factors that influenced the dissemination of biogas technology. Ilca has developed a simple, plastic biogas digestor which processes organic matter, mostly cattle dung, into gas usable for cooking, lighting and heating. The biogas sector in ethiopia started with the launch of the national domestic biogas nbpe programme in 2008, which has led to the dissemination of over 8000 biodi gesters so far, about 60% of what was initially intended. We believe that in order to tackle some of the worlds biggest problems, we have to build on local sol. An african initiative, a costbenefit analysis of national and regional integrated biogas and sanitation programs in subsaharan. The potential of smallscale biogas digesters to alleviate. Badmos 1 1renewable energy group, national biot echnology development agency nabda.
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