Encyclopedia > Asthenosphere

  Article Content


The Asthenosphere (from the Greek asthenia, "weakness") is the region of the Earth between 100-700km below the surface. This is the plastic (semi-molten) upper mantle.

See also: lithosphere

Refer to Earth for detailed information on the interior of the planet.

All Wikipedia text is available under the terms of the GNU Free Documentation License

  Search Encyclopedia

Search over one million articles, find something about almost anything!
  Featured Article
Baron Vladimir Harkonnen

... Baron Vladimir Harkonnen Vladimir Harkonnen is a fictional character from the science fiction series Dune. He is the Siridar[?] Baron of Giedi Prime[?] and generally ...