Michael L Griffiths¹, Kathleen R Johnson², Elizabeth Weis Patterson³, David McGee⁴, Annabel Wolf⁵, Vasile Ersek⁶, Francesco S.R. Pausata⁷, Shivangi Tiwari⁸, Allegra N. LeGrande⁹, Richard A Mortlock¹⁰, James A Bendle¹¹, Gideon Mark Henderson¹², Terry Bolger¹³, Joyce White¹⁴, Quốc Đỗ-Trọng¹⁵, Thanh Bui¹⁶, Mùi Xuân¹⁶, Trí Đinh¹⁷, Alliya Akhtar¹⁸, John A Higgins¹⁹, Eko Haryono²⁰, Peter Lape²¹, Lucas Wattimena²² and Marlon Ririmasse²², (1)William Paterson University, Department of Chemistry and Environmental Science, Wayne, United States, (2)University of California, Irvine, Dept. of Earth System Science, Irvine, United States, (3)Lafayette College, Easton, PA, United States, (4)Massachusetts Institute of Technology, Department of Earth, Atmospheric, and Planetary Sciences, Cambridge, United States, (5)University of Michigan Ann Arbor, Earth and Environmental Sciences, Ann Arbor, United States, (6)Northumbria University, Geography and Environmental Sciences, Newcastle-Upon-Tyne, United Kingdom, (7)University of Quebec in Montreal, Department of Earth and Atmospheric Sciences, Montreal, Canada, (8)Université du Québec à Montréal, Département des sciences de la terre et de l'atmosphère, Montreal, QC, Canada, (9)NASA GISS 568, New York, United States, (10)Rutgers University, Department of Earth and Planetary Sciences, Piscataway, United States, (11)University of Birmingham, School of Geography, Earth and Environmental Sciences, Birmingham, United Kingdom, (12)University of Oxford, Earth Sciences, Oxford, United Kingdom, (13)Independent Consultant, Vientiane, Laos, (14)Institute for Southeast Asian Archaeology, Philadelphia, United States, (15)Vietnam National University, Faculty of Geology, Hanoi, Vietnam, (16)Phong Nha Ke Bang National Park, Department of Science and International Cooperation, Phong Nha, Vietnam, (17)Phong Nha Ke Bang National Park, Department of Science and International Cooperation, Phong Nha Ke Bang, Vietnam, (18)Princeton University, Princeton, NJ, United States, (19)Princeton University, Princeton, United States, (20)University of Gadjah Mada, Yogyakarta, Indonesia, (21)University of Washington, Seattle, United States, (22)Badan Riset dan Inovasi Nasional, Jakarta Pusat, Indonesia