Geology

Westerly winds and CO2 levels

The end of the last Ice Age was preceded by a gradual rise in atmospheric CO2. A new study supports the idea that a shift in the position, and increase in the intensity, of zonal westerly winds in the Southern ...

Aug 07, 2013
3.6 / 5 (8) 1

New 'embryonic' subduction zone found

(Phys.org) —A new subduction zone forming off the coast of Portugal heralds the beginning of a cycle that will see the Atlantic Ocean close as continental Europe moves closer to America.

Jun 17, 2013
4.8 / 5 (13) 0 | with audio podcast

Did diamonds begin on the ancient ocean floor?

(Phys.org) —Geology professor Dan Schulze calls this singular gem from the remote Guaniamo region of Venezuela the "Picasso" diamond. The blue luminescent, high-resolution image of a diamond formed over ...

Apr 18, 2013
4.4 / 5 (8) 1 | with audio podcast