AUTHOR=Woo Gordon TITLE=Grand Challenges in Geohazards and Georisks JOURNAL=Frontiers in Earth Science VOLUME=Volume 5 - 2017 YEAR=2017 URL=https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2017.00019 DOI=10.3389/feart.2017.00019 ISSN=2296-6463