Geoscience Reference
In-Depth Information
Table 8.1
Climate of the circumarctic
Location
Lat (°N)
Long (°)
Elevation (m)
MAAT (°C)
MJulyT (°C)
MAP (mm)
Permafrost
a
ALD (m)
Russia
Arctic Archipelagos
71-81
52-180E
−1.5 to −10
1.0-6.0
125-300
C
0.3-2.0
Northeastern Eurasia
60-73
140E-170W
−4.1 to −16
4.0-12
100-600
C
0.4-2.0
European North
67-70
30-65E
−0.8 to −7.6
5.8-12
270-800
C, D
0.3-5.0
Western Siberia
62-73
65-100E
−3.4 to −11
5.7-17
115-400
C
0.3-1.0
Central Siberia
54-78
80-135E
−0.5 to −16
11-19
150-1,000
C, D
0.2-2.5
Canada
Low-Arctic
58-69
141-63W
−8.2 to −14
8.9-11
150-200
C
0.69-1.3
Mid-Arctic
63-75
125-65W
−15 to −16
4.5-4.9
100-250
C
0.60-0.85
High-Arctic
67-84
125-67W
−17 to −18
2.0-4.0
100-175
C
0.25-0.85
Alaska
Arctic Coastal Plain
70-72
145-163W
−10 to −13
4.9-7.6
125-150
C
0.45-1.0
Arctic Foothills
68-70
142-163W
−8.3 to −8.8
140-270
C
0.45-0.8
Western Alaska lowlands
64-67
160-167W
−0.5 to −4.0
11-15
250-500
D
0.2-2.0
Interior Alaska
64-66
140-167W
−2.5 to −6.0
15-17
230-340
D
0.2-2.0
Greenland
Southern
60-68
20-55W
−1.3 to −2.0
6.4-6.7
775-980
C
0.4-0.9
Central
68-76
19-75W
−4.4 to −7.2
5.2
250-275
C
0.4-0.9
Northern
76-83
12-67W
−12 to −17
3.7
140-200
C
0.4-0.9
Fennoscandia
69-71
18-30W
−3.9 to −6.1
12-13
450-1,200
D
1.4-3.0
a
Permafrost distribution:
C
continuous (70-90 %),
D
discontinuous (50-70 %)
