AUTHOR=Ren Jingzheng TITLE=Specialty Grand Challenge: Multi-Criteria Decision Making for Better Sustainability JOURNAL=Frontiers in Sustainability VOLUME=1 YEAR=2020 URL=https://www.frontiersin.org/journals/sustainability/articles/10.3389/frsus.2020.00002 DOI=10.3389/frsus.2020.00002 ISSN=2673-4524