Abstract
Marginal oil field operators have been bedeviled by several challenges since its inception, among which are financial, technological, socio-political, ecological and environmental issues. The study examined how marginal oil field operating in Niger Delta region of Nigeria could integrate and incorporate environmental accounting for managing the environmental performance of their businesses efficiently. Using literature review and case study, the study revealed that at present, environmental accounting is gradually being implemented worldwide. It is the duty of companies to apply environmental accounting to the lives of individuals. The study summarizes some key points regarding environmental accounting, the introduction of environmental accounting in some countries around the world and demonstrates some challenges in our country's application of environmental accounting to provide some solutions to boost the application of environmental accounting to marginal oil field operators in Niger Delta. The study recommends that environmental accounting will enhance the operations of marginal oil field in Niger Delta region.