Business processes stand to gain with the advent of Big Data technologies and analytics. Ability to describe, predict and prescribe decisions can result in high level of optimization of processes. This, in turn, can result in environmentally sensitive ‘Green business processes’. In this paper we discuss the opportunities and issues in reengineering Green Business Processes. We use a Big data based framework that enables us examine, standardize (using ISO14001), redesign, change and mature business processes. Our paper further underscores the advantages and risks of Big Data analytics in business processes – with particular emphasis on Supply Chain Management (SCM)