1 AIT Asian Institute of Technology

Greenhouse gas emission and its mitigation options : a case for Nepal

AuthorPandey, Barsha
Call NumberAIT Thesis no.ET-10-24
Subject(s)Greenhouse gas mitigation--Nepal

NoteA thesis submitted in partial fulfillment of the requirements for the degree of Master of Engineering in Energy
PublisherAsian Institute of Technology
AbstractThe study analyzes the greenhouse gas emission from Nepal and also finds out the strategies to mitigate the GHG emissions. The study also finds out the cost effective fuel mix and energy mix for Nepal from the year 2005 - 2030. Nepal energy system model on MESSAGE framework is developed for the medium term energy planning of twenty five years. The base year of the planning period is 2005. IPCC guidelines 2006 are used to calculate the emission from non - energy related sources . The results shows that the total CO2 equivalent emission from non - energy related sources are 37980 Gg. CO2 has huge share of 58% in total emission followed by methane and N2O in the base case. CO2 has significant share throughout the planning period. CH4 shows increasing trend, N2O is al so in increasing trend but its overall share is almost negligible in the whole planning horizon. In base case sequestered CO2 from forestry sector declines from 23838 Gg CO2 in 2005 to 15528 Gg of CO2 in the year 2030. After applying mitigation measures we are able to mitigate 9580 Gg of CO2 . Similarly 172 Gg CO2 can be mitigated from industrial sector. The total primary energy supply is expected to grow at the annual average growth rate of 5.73% from 2005 - 2030. The petroleum product increases by nine folds by the end of planning period. Renewable also have a significant share in base year of 87%. Residential sector is the sector with major energy consumption. It has a share of 87 .8 % in the totals share of final energy consumption followed by other sectors. The transport sector shares a very small share in energy demand in the base year which is around 4% of the total share. However, its share increases steadily throughout the planning period. By 2030 it has its share of 20% in the total final energy consumption in that particular year. Amongst the petroleum products Diesel has the highest share of 70%. In industrial sector Fuelwood shares 41% of energy consumption in the base case followed by lignite, Diesel and others. Coal has very small share of 5% in the base case but it grows steadily throughout the panning horizon. It increases its share by 39% out of total energy consumption in year 2030. Electricity shares major share in commercial sector in the base case which is about 7%. The supply of electricity increases from 9 PJ to 156 PJ by end of 2030 showing almost increase by seventeen folds. Transport sector is the major sector contributing for the GHG emission in Nepal. If this sector shifts towards cleaner fuel like hybrid cars, Mass transport, electric vehicles we will be able to mitigate 32065 Gg CO2 equivalents. This will be achieved by increase in electricity supply.
Year2010
TypeThesis
SchoolSchool of Environment, Resources, and Development (SERD)
DepartmentDepartment of Energy and Climate Change (Former title: Department of Energy, Environment, and Climate Change (DEECC))
Academic Program/FoSEnergy Technology (ET)
Chairperson(s)Marpaung, Charles O. P.;Shrestha, Ram M.;
Examination Committee(s)Kumar, Sivanappan;Shrestha, Rajendra Prasad;
Scholarship Donor(s)Asian Institute of Technology Fellowship;
DegreeThesis (M. Eng.) - Asian Institute of Technology, 2010


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