Fracking for natural gas in parts of Pennsylvania with a legacy of energy extraction may increase the risk of groundwater contamination, according to a team led by Penn State scientists.
Earth Sciences
Sep 21, 2022
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More than seven years after Pennsylvania officials requested that the disposal of radium-laden fracking wastewater into surface waters be restricted, a new Duke University study finds that high levels of radioactivity persist ...
Environment
Jan 19, 2018
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Duke University scientists have discovered high levels of two potentially hazardous contaminants, ammonium and iodide, in wastewater being discharged or spilled into streams and rivers from oil and gas operations in Pennsylvania ...
Environment
Jan 14, 2015
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66
Fears of depleting the Earth's supply of oil are unwarranted, according to new research, which concludes that the demand for oil – as opposed to the supply – will reach its own peak and then decline.
Earth Sciences
Jul 10, 2013
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0
A new study in the journal Geology is the latest to tie a string of unusual earthquakes, in this case, in central Oklahoma, to the injection of wastewater deep underground. Researchers now say that the magnitude 5.7 earthquake ...
Earth Sciences
Mar 26, 2013
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1
Brine water that flows back from gas wells in the Marcellus Shale region after hydraulic fracturing is many times more salty than seawater, with high contents of various elements, including radium and barium. The chemistry ...
Earth Sciences
Dec 18, 2012
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0
(Phys.org)—A smart filter with a shape-shifting surface can separate oil and water using gravity alone, an advancement that could be useful in cleaning up environmental oil spills, among other applications, say its University ...
Materials Science
Aug 29, 2012
4
0
Techniques and instrumentation initially developed for ExoMars - Europe’s next robotic mission to Mars in 2016 - but now due to fly on a NASA mission in 2018, could also provide the answers to the globally pressing issue ...
Energy & Green Tech
Jun 9, 2009
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0
Spreading wastewater, or brine, from conventional oil and gas wells on unpaved roads is a longstanding practice for suppressing dust, which can become a breathing and visibility hazard during warmer months. Common in several ...
Environment
May 27, 2022
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Conventional oil and gas production methods can affect groundwater much more than fracking, according to hydrogeologists Jennifer McIntosh from the University of Arizona and Grant Ferguson from the University of Saskatchewan.
Environment
Aug 16, 2019
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