Environmental management Sustainability 2 Alternative & renewable energy sources & technology 1 Business & the environment, 'Green' approaches to business 1 Central government policies 1 Differentiation strategies 1 Differentiation strategy 1 Diffusion 1 Diffusion process 1 Diffusion theory 1 Environmental performance 1 Environmental science, engineering & technology 1 Finance 1 Green initiative 1 Green initiatives 1 Green supply chain management 1 Green supply chain management strategy diffusion 1 Logistics 1 Sociology 1 Standardization 1 Standardization process 1 Strategic planning 1 Supply chain management 1 Supply chain management strategy 1 Win-win 1