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Yamal Peninsula
6
permafrost
6
pingo
5
Arctic
4
crater
4
gas blowout
4
gas explosion
3
pingo-like feature (PLF)
3
Geology
2
QE1-996.5
2
gas hydrates
2
methane
2
perennial heave mounds (PHMs)
2
remote sensing (RS)
2
underground cavity
2
unmanned aerial vehicle (UAV)
2
ArcticDEM
1
T
1
Technology
1
digital elevation model (DEM)
1
gas emission
1
ground penetrating radar (GPR)
1
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