Sentence Examples


  • When the jet engines were not enough, they blasted holes into the frozen ground with dynamite.Due to the presence of permafrost, Mirny Mine's processing plant was built 20 miles away from the mine.
  • Sunspots and increased solar activity, permafrost, and a warming arctic tundra all play a role in raising the planet's average temperature.
  • In some areas, permafrost is now emitting carbon, which could potentially accelerate the greenhouse effect and global warming.
  • Permafrost, which is solid, frozen soil, constitutes about 25 percent of the land area in the Northern Hemisphere.
  • Permafrost occupies nearly a quarter of the Northern Hemisphere, but as global temperatures rise, it's melting.