Amid US gas boom, split over environment risks

The United States is seeing a natural gas boom thanks to discoveries of abundant shale gas, and at the same time a groundswell of opposition from critics who say the environmental risks from drilling are too great.

What do we know—and not know—about fracking?

Fracking is in the headlines a lot these days, and everyone has an opinion about it. But how much do we really know for certain about the oil and gas extraction technique and its health effects? And how do we find out the ...

Hydraulic fracturing linked to earthquakes in Ohio

Hydraulic fracturing triggered a series of small earthquakes in 2013 on a previously unmapped fault in Harrison County, Ohio, according to a study published in the journal Seismological Research Letters.

Data analysis could trigger new shale gas revolution

Extensive data mining and analysis of 20,000 shale gas wells has revealed how "refracturing" existing wells with new technology could transform them from diminished producers into high-performers long after their initial ...

Hydro-fracking: Fact vs. fiction

In communities across the U.S., people are hearing more and more about a controversial oil and gas extraction technique called hydraulic fracturing – aka, hydro-fracking. Controversies pivot on some basic questions: Can ...

page 7 from 31