AUTHOR=Keller David P. , Brent Kerryn , Bach Lennart T. , Rickels Wilfried TITLE=Editorial: The Role of Ocean-Based Negative Emission Technologies for Climate Mitigation JOURNAL=Frontiers in Climate VOLUME=3 YEAR=2021 URL=https://www.frontiersin.org/journals/climate/articles/10.3389/fclim.2021.743816 DOI=10.3389/fclim.2021.743816 ISSN=2624-9553