News tagged with sedimentary rock

Fracking risks to ground water assessed

(Phys.org) —Extraction of "unconventional" gas from sedimentary rocks such as shale could provide a clean energy source and help some regions to become energy independent, but concerns have been raised ...

May 17, 2013 weblog
3.7 / 5 (26) 51 | with audio podcast

Life's history in iron

A new study examines how Earth's oldest iron formations could have been formed before oxygenic photosynthesis played a role in oxidizing iron.

Nov 07, 2014
4.9 / 5 (7) 4

Can we accurately model fluid flow in shale?

(Phys.org)—Given that over 20 trillion cubic meters of natural gas, a third of the United States' total reserves, are thought to be trapped in shale, and given the rush to exploit shale oil and gas resources ...

Jan 04, 2013
2.5 / 5 (2) 0 | with audio podcast