Kindly be informed that registered presenters of oral and/or poster presentations are invited to submit one manuscript per presentation (up to two presentations per registered person: either 1 oral and 1 poster or 2 posters). Submissions may be made to any of the following journals (choose one per manuscript), of which there will be special issues for ICGSI 2015 & ITIChE 2015: Journal of Cleaner Production, International Journal of Life Cycle Assessment, and Kasetsart Journal.