Usgalhewa, I. C; Wahala, W. M. P. S. B; Gunawardene, R
(Belihuloya, Faculty of Management Studies, Sabaragamuwa university of Sri Lanka, 2016-10-10)
The global warming caused by the Green House Gas (GHG) is a hot topic in recent
year in the world. The transportation is considered as one of the major GHG emitting
operations in a company and also these operations ...