Humans threaten crucial 'fossil' groundwater: study

Human activity risks contaminating pristine water stockpiled deep underground since the age of the mammoths, said a study Tuesday that warns of a looming threat to a critical life source.

Scientists find new arsenic threat in deep water wells

"Dig deep" to avoid naturally occurring arsenic contamination has been promoted as an answer to obtaining safe water in South Asia, which has experienced mass poisoning. But arsenic has been found in numerous deep wells drilled ...

Models will enable safer deepwater oil production

Rice University researchers are developing a comprehensive model that will predict how brine, oil and gas drawn from ultra-deep wells react to everything encountered on the way up to the surface and to suggest strategies ...