thaw depth TOC in active layer air temperature soil T 4 cm soil T 8 cm soil T 12 cm soil T 16 cm soil T 20 cm soil T 24 cm soil T 28 cm soil T 32 cm soil T 36 cm soil T 40 cm soil T 44 cm soil T 48 cm soil T 50 cm site Latitude Longitude date [cm] [kgC m-2] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] [degree C] SF1 72.339 126.2929 12.07.2016 44 10.1 5.2 9.3 7.6 5.4 3.9 2.8 2.4 1.8 1.3 0.9 0.6 0.1 SF1 72.339 126.2929 13.07.2016 46 10.7 7.4 9.9 8.1 6.3 4.7 3.6 2.9 2.4 1.9 1.4 0.8 0.4 SF1 72.339 126.2929 15.07.2016 46 10.7 11.6 9.8 8.4 6.7 5.1 4 3.1 2 2.7 2.1 1.4 0.9 SF1 72.339 126.2929 16.07.2016 45 11 5.4 7.1 5.9 4.6 3.6 2.8 2.4 2 1.6 1.2 0.8 0.3 SF1 72.339 126.2929 18.07.2016 47 11 18.7 17.1 13.8 11 9 7.7 6.7 5.9 4.8 3.8 2.9 2.2 SF1 72.339 126.2929 19.07.2016 47.5 11.1 19.7 16.7 14.6 12.3 10.3 8.7 7.2 5.9 4.6 3.4 2.3 1.2 SF1 72.339 126.2929 20.07.2016 47 11 5.6 7 6.4 5.8 5.3 0.8 4.1 3.8 2.9 2.2 1.4 0..8 0.3 SF1 72.339 126.2929 21.07.2016 48 11.3 6.7 9.5 7.3 5.8 4.8 4 3.4 2.7 2.3 1.8 1.2 0.8 0.3 SF1 72.339 126.2929 22.07.2016 50 11.8 15.5 12.2 8.6 6.6 5.6 4.8 4.2 3.7 3.3 2.7 2.3 1.9 1.2 0.8 SF1 72.339 126.2929 23.07.2016 47 11 14.6 12.8 10.4 8.7 7.4 6.3 5.3 4.4 3.6 2.8 1.9 1.2 0.4 SF1 72.339 126.2929 25.07.2016 50 11.8 10.3 9.4 8.3 7.3 6.4 5.8 5.2 4.7 4 3.1 2.4 1.7 0.8 SF1 72.339 126.2929 26.07.2016 51 12.1 10.6 9.9 8.6 7.4 6.7 5.8 5.1 4.3 3.7 2.9 2.2 1.4 0.8 0.3 SF1 72.339 126.2929 28.07.2016 51 12.1 14.9 12.4 9.8 7.8 7.1 6.2 5.4 4.8 4.1 3.3 2.5 1.6 0.8 0.6 SF3 72.339 126.2921 12.07.2016 44 20.1 5.2 9.3 7.6 5.4 3.9 2.8 2.4 1.8 1.3 0.9 0.6 0.1 SF3 72.339 126.2921 13.07.2016 46 22.1 7.4 9.9 8.1 6.3 4.7 3.6 2.9 2.4 1.9 1.4 0.8 0.4 SF3 72.339 126.2921 15.07.2016 46 23.6 11.6 9.8 8.4 6.7 5.1 4 3.1 2 2.7 2.1 1.4 0.9 SF3 72.339 126.2921 16.07.2016 47 23.6 5.7 5.6 4.6 3.7 3.1 2.5 1.9 1.4 1.1 0.7 0.4 0.2 SF3 72.339 126.2921 18.07.2016 47 24.6 18.7 17.1 13.8 11 9 7.7 6.7 5.9 4.8 3.8 2.9 2.2 SF3 72.339 126.2921 19.07.2016 47.5 26.1 19.7 16.7 14.6 12.3 10.3 8.7 7.2 5.9 4.6 3.4 2.3 1.2 SF3 72.339 126.2921 20.07.2016 47 27.1 5.6 7 6.4 5.8 5.3 0.8 4.1 3.8 2.9 2.2 1.4 0.8 0.3 SF3 72.339 126.2921 21.07.2016 48 28.1 6.7 9.5 7.3 5.8 4.8 4 3.4 2.7 2.3 1.8 1.2 0.8 0.3 SF3 72.339 126.2921 22.07.2016 50 28.1 15.5 12.2 8.6 6.6 5.6 4.8 4.2 3.7 3.3 2.7 2.3 1.9 1.2 0.8 SF3 72.339 126.2921 23.07.2016 47 28.1 14.6 12.8 10.4 8.7 7.4 6.3 5.3 4.4 3.6 2.8 1.9 1.2 0.4 SF3 72.339 126.2921 25.07.2016 50 30.1 10.3 9.4 8.3 7.3 6.4 5.8 5.2 4.7 4 3.1 2.4 1.7 0.8 SF3 72.339 126.2921 26.07.2016 51 32.6 10.6 9.9 8.6 7.4 6.7 5.8 5.1 4.3 3.7 2.9 2.2 1.4 0.8 0.3 SF3 72.339 126.2921 28.07.2016 51 32.1 14.9 12.4 9.8 7.8 7.1 6.2 5.4 4.8 4.1 3.3 2.5 1.6 0.8 0.6 SF4 72.3388 126.2913 12.07.2016 46 22 6.8 7.9 6.6 5.4 4.3 3.3 2.5 2.1 1.7 1.3 0.9 0.7 SF4 72.3388 126.2913 13.07.2016 47 22.4 5.7 7.3 6.2 5.1 4.2 3.3 2.6 2.1 1.7 1.2 0.8 0.3 SF4 72.3388 126.2913 15.07.2016 44 21.1 5.6 6.8 6.4 5.6 4.5 3.4 2.6 2 1.4 0.7 0.3 0 SF4 72.3388 126.2913 16.07.2016 47 22.4 5.7 5.6 4.6 3.7 3.1 2.5 1.9 1.4 1.1 0.7 0.4 0.2 SF4 72.3388 126.2913 18.07.2016 49.5 23.6 19.8 16.6 13.9 11.4 9.3 7.5 6.4 5.2 4.3 3.5 2.8 2 1.3 SF4 72.3388 126.2913 19.07.2016 51 24.2 19.7 15.8 13.9 12.1 10.4 8 7.4 6.2 5.1 4.1 3 2.1 1 0.5 SF4 72.3388 126.2913 20.07.2016 52 24.7 4.9 5.9 5.7 5.3 4.9 4.3 3.9 3.5 3 2.4 1.9 1.3 0.8 0.4 SF4 72.3388 126.2913 21.07.2016 57 26.9 7.4 8.9 7.6 6.4 5.4 4.3 3.8 3.1 2.5 2 1.6 1.1 0.7 0.5 SF4 72.3388 126.2913 22.07.2016 57 26.9 14.6 10.8 9.1 7.6 6.2 5 4.2 3.6 2.9 2.3 1.8 1.3 0.8 0.5 SF4 72.3388 126.2913 23.07.2016 59 27.8 15.3 14.1 11.8 9.9 8.4 7.2 6.2 5.4 5.1 4.6 3.7 2.9 2.1 1.7 SF4 72.3388 126.2913 25.07.2016 62 29.2 10.8 8.9 7.9 7.1 6.4 5.7 5.1 4.6 4.1 3.5 2.9 2.3 1.8 SF4 72.3388 126.2913 26.07.2016 64 30.1 12.3 9.7 8.4 7.5 6.8 6.1 5.4 4.9 4.3 3.8 3.1 2.6 2.1 1.7 SF4 72.3388 126.2913 28.07.2016 65 30.5 14.5 14.1 11.9 10.4 9.5 8.3 7.1 6.1 5.1 3.8 3.3 2.7 2.1 SF5 72.3391 126.2919 21.07.2016 63 29.6 7.7 9.4 8.7 7.3 6.4 5.7 5.2 4.8 4.4 4.1 3.7 3.3 2.8 2.6 SF5 72.3391 126.2919 22.07.2016 67 31.4 11.6 12.7 10.4 8.6 7 6 5.4 4.9 4.4 3.9 3.4 2.9 2.3 2.2 SF5 72.3391 126.2919 23.07.2016 66 30.9 14.1 12.6 11 10.1 8.7 7.7 7.2 6.6 5.8 5.2 4.7 4.3 3.7 3.3 SF5 72.3391 126.2919 25.07.2016 66 30.9 11.4 9.7 8.7 8 7.5 6.9 6.4 5.9 5.4 4.8 4.3 3.8 3.1 2.9 SF5 72.3391 126.2919 26.07.2016 63 29.6 11.3 10.8 9.3 8.2 7.4 6.6 6 5.7 5.1 4.6 4.1 3.6 3.1 2.8 SF5 72.3391 126.2919 28.07.2016 61 28.7 17.2 15.1 12.5 10.1 8.5 7.2 6.4 5.8 5.1 4.6 4.3 3.7 3.1 2.9 SF6 72.339 126.2914 12.07.2016 16 5.7 5.8 5.4 4.1 1.8 0 SF6 72.339 126.2914 13.07.2016 16 5.7 7.2 6.1 4.3 2.3 0.3 SF6 72.339 126.2914 15.07.2016 17 6 5.4 6.1 4.8 3.8 2.4 1.3 0.4 SF6 72.339 126.2914 16.07.2016 21 7.4 7 5.1 3.6 2.3 1.3 0.5 0.1 SF6 72.339 126.2914 18.07.2016 24 8.5 18.6 13.6 9.9 6.5 4.4 2.2 0.7 SF6 72.339 126.2914 19.07.2016 29.5 10.4 18.4 13.5 10.9 8.4 6.2 4.2 2.6 1.3 SF6 72.339 126.2914 20.07.2016 29 10.3 4.8 5.7 4.9 4.1 2.8 1.9 1.2 0.6 SF6 72.339 126.2914 21.07.2016 28 9.9 7.9 8.6 6.8 4.9 3.5 2 0.7 0.3 SF6 72.339 126.2914 22.07.2016 26 9.2 11.3 8 7 5.1 3.3 2.2 1 0.3 SF6 72.339 126.2914 23.07.2016 30 10.6 12.9 12.9 8.6 6.3 4.8 3.5 2.4 1.4 0.5 SF6 72.339 126.2914 25.07.2016 30 10.6 10 7.4 6.1 4.7 3.7 2.7 1.8 1.2 SF6 72.339 126.2914 26.07.2016 33 11.7 12.2 9.8 6.9 5.3 4.2 3.2 2.1 1.2 0.4 SF6 72.339 126.2914 28.07.2016 33 11.7 14.3 14.4 11 7.5 5.8 3.9 2.8 1.7 0.9 TM1 72.3393 126.2929 18.07.2016 20 7.6 18.5 12.1 7.3 4.9 1.6 0.8 TM1 72.3393 126.2929 19.07.2016 22 8.4 19.8 13.2 10.2 7.5 4.8 1.6 TM1 72.3393 126.2929 20.07.2016 21 8 5.6 5.5 4.8 2.5 1.6 0.5 TM1 72.3393 126.2929 21.07.2016 23 8.8 7.6 7.8 7.4 3.2 1.8 0.7 TM1 72.3393 126.2929 22.07.2016 23 8.8 14.2 10.2 7.9 5.6 2.7 1.3 TM1 72.3393 126.2929 23.07.2016 24 9.2 12.8 11.6 9.1 5.4 3.1 1.3 TM1 72.3393 126.2929 25.07.2016 24 9.2 9.5 8.4 6.4 5.1 2.8 0.9 0.3 TM1 72.3393 126.2929 26.07.2016 23 8.8 11.3 8 6.7 3.1 2.9 1.6 0.3 TM1 72.3393 126.2929 28.07.2016 23 8.8 14.7 10.7 8 5.4 3.2 1.5 TM2 72.3393 126.2919 21.07.2016 43 12.3 7.7 8.5 6.5 4.9 3.9 2.8 2.2 1.6 1.1 0.6 0.1 TM2 72.3393 126.2919 22.07.2016 43 12.3 14.7 12.4 9.1 6.8 5.2 3.9 3 2.6 1.7 0.8 0.2 TM2 72.3393 126.2919 23.07.2016 43 12.3 13.1 12.6 9.9 8.4 6.9 5.4 4.4 3.4 2.4 1.3 0.3 TM2 72.3393 126.2919 25.07.2016 43 12.3 10.2 8.7 7.1 6.2 5.2 4.3 3.2 2.4 1.8 1 0.2 TM2 72.3393 126.2919 26.07.2016 42 12.1 11.9 9.6 7.7 6.4 5.4 4.3 3.7 2.8 2.1 1.1 0.3 TM2 72.3393 126.2919 28.07.2016 43 12.3 13.1 12.7 9.9 7.9 6.4 5.2 4.3 3.3 2.8 1.8 0.8