Archived Content Notice: This publication is provided for reference, research or recordkeeping purposes. It is not
subject to the Government of Canada Web Standards and has not been altered or updated since it was archived. Please contact us to
request a format other than those available.
Towards precise drone-based measurement of elevation change in permafrost terrain experiencing thaw and thermokarst; Fraser,
R H; Leblanc, S G; Prevost, C; van der Sluijs, J. Drone Systems and Applications 2022 p. 1-28,
https://doi.org/10.1139/dsa-2022-0036 
Open Access
(NRCan Cont.# 20220133)