This is an interesting survey about sustainability practices in the overall industrial supply chain. 

Some notable sections include: 

• On page 35 there is an interview with Greg Smith, EVP Supply Chain at ConAgra.  He walks through their sustianability program, metrics they use, methodology employed, and specific projects.
• Page 63 talks about the GHG Protocol which is one of the leading voluntary frameworks for measuring and reporting GHG's. 
• Page 75 talks about the EPA's SmartWay Program which certifies efficient trucking fleets and matches them with shippers that value the certification.

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