Sat 08 Jan 2011 10:00:02 AM EST Smurfit-Stone Container Corporation has announced that all of its U.S. paper mills have been recommended for chain-of-custody certification to the Sustainable Forestry Initiative (SFI), Programme for the Endorsement of Forest Certification (PEFC), and Forest Stewardship Council (FSC) standards. Having its mill system fully certified allows Smurfit-Stone to trace and verify the origin of the fiber [...]