tkIn numbers crunched by environmental data firm Trucost, M&S's carbon intensity was 30 percent lower than three other retailers, including Debenhams, J.C. Penney Co. and Sears Holdings Corp.

tkIn numbers crunched by environmental data firm Trucost, M&S's carbon intensity was 30 percent lower than three other retailers, including Debenhams, J.C. Penney Co. and Sears Holdings Corp.
