lithosphere, definition of

The component of the Earth's surface comprising the rock, soil, and sediments.

• Report Shows Greenland’s Ice Sheet is Melting from Above AND Below Due to Heat from the Earth’s Mantle
  Greenland's arctic ice sheet is in trouble - and it turns out that global warming isn't the only force at work. A new study in Nature Geoscience by the GFZ German Research Center for Geosciences shows that high heat flow from the planet's interior into...
• Surprise: Greenland ice gets a melt assist from Earth’s hot mantle below
  From the Helmholtz Association Greenland ice is melting — also from below Heat flow from the mantle contributes to the ice melt The Greenland ice sheet is melting from below, caused by a high heat flow from the mantle into … Continue reading...