Indeed, with an increasing amount of scientific research now indicating that evidence for anthropogenic climate change is now 'unequivocal' (Schmidt and Williamson, 2008), the need to develop collective action to deal with this environmental issue is becoming more significant and pressing for this sector.
If we look back, we can see a lot of changes in the levels of anthropogenic greenhouse gas emissions in the past few decades and the international community has come to know that the main contributor to these emissions is none other than the petrochemical industries (IPCC, 2007; World Bank 2010). .
2. Chevron Environmental Performance.
At Chevron present strategies for environmental sustainability use reference that require to support the crucial assessments, ISO 14001 standards and the life-cycle records (Chevron Corporate Responsibility Report, 2012). Certainly, there is a need to establish the standard operating processes and protocols which emphasis upon the standard basic principles of sustainability is expected to contribute improving competences and decrease overheads utilizing the international standards to follow these goals as a crucial strategy for their success. Besides adding to the ISO 14001 standard, Chevron also embraces a routine-flaring deduction standard in relation to the voluntary standard of World Bank's GGFR. In spite of this, both accidents and incidents keep continue to exist. During 2012 incidents included a fire participating of the K.S Endeavour drilling rig (working in the offshore projects for Chevron Nigeria) in addition to a fire at the California based crude refinery sector and revealed the constant threats which are deceptive in these types of production systems. Though Chevron is eager to define that these incidents would not reveal the anticipations we have about ourselves or the expectations that the community has about us' (Chevron Corporate Responsibility Report, 2012, p.
