News tagged with silicate

Diatoms explain release of CO2

(Phys.org) —Scientists have found unexpectedly high concentrations of opal, a mineral containing silicate, in marine sediments during the transition periods from ice ages to warm phases. The explanation ...

Apr 10, 2013 5 / 5 (4) 4 | with audio podcast

Oxygen to the core

(Phys.org)—An international collaboration including researchers from Lawrence Livermore National Laboratory has discovered that the Earth's core formed under more oxidizing condition's than previously proposed.

Jan 10, 2013 3.5 / 5 (4) 1 | with audio podcast

First plants caused ice ages: research

New research reveals how the arrival of the first plants 470 million years ago triggered a series of ice ages. Led by the Universities of Exeter and Oxford, the study is published today (February 1, 2012) in Nature Geoscience.

Feb 01, 2012 4.1 / 5 (15) 12 | with audio podcast