Thermokarst is a form of topography produced by the melting of permafrost. Watch as a thick stream of mud and grass oozes like lava down a sweeping mountain landscape (an effect of thawing permafrost documented in the region).
2 minute video:
Note: Please consider sharing this with your circle of friends. This dramatic out picturing of the effects of global warming is noteworthy.
Related 3 minute video: