A Fuzzy Based Decision Making Approach for Selecting and Evaluating Green Suppliers

In a competitive business environment, green supplier selection approach plays a pivotal role in supply chain management, because, due to growing global concern of environmental protection, green production has become an important factor for almost every manufacturer and will influence the sustainability of a manufacturer in the long run. A performance evaluation system for green suppliers is therefore required to determine the suitability of suppliers to cooperate with the industry. Supplier selection is basically depends on decision makers’ (experts’) assessments. This process inevitably involves various types of uncertainties such as deception, fuzziness and incompleteness due to the shortcomings of the human being’s subjective judgment and it’s variance from one human being to another. However, the existing methods cannot properly integrate uncertainties into the determination of green suppliers and their selection. Nowadays, many companies have begun to implement green supply chain management and to consider environmental issues and the measurement of their suppliers’ environmental performance. Here we have adopted, an effective method for selecting and evaluating green supplier selection; TOPSIS (Technique for order preference by similarity to Ideal Solution