Estimated stocks of circumpolar permafrost carbon with quantified uncertainty ranges and identified data gaps

G. Hugelius, J. Strauss, S. Zubrzycki, J. W. Harden, E. A.G. Schuur, C. L. Ping, L. Schirrmeister, G. Grosse, G. J. Michaelson, C. D. Koven, J. A. O'Donnell, B. Elberling, U. Mishra, P. Camill, Z. Yu, J. Palmtag, P. Kuhry