lunedì 16 giugno 2014

NYT Science: The Earth’s Hidden Ocean

The Earth’s Hidden Ocean
By HENRY FOUNTAIN

An ocean of water appears to be tied up in minerals of the mantle 400 miles below the surface, according to an analysis of seismic waves passing through the deep earth.

Published: June 17, 2014 at 4:00AM

via NYT Science http://ift.tt/1ngYjry