Earthquakes in the central U.S. have increased over the past 10 years due to the expansion of
unconventional oil and gas operations that discard wastewater by injecting it into the ground.
Not exact matches
Waters produced from
unconventional oil and gas wells typically have radium isotope ratios (radium - 228 to radium - 226) that are different than those from conventional
oil and gas operations, he said.
Unconventional oil and gas (UOG)
operations combine directional drilling
and hydraulic fracturing, or «fracking,» to release natural
gas and oil from underground rock.
Mexico, the fifth - largest methane emitter in the world in 2015, published regulations in 2016 for methane emissions in its upstream
oil and gas operations,
and addressed methane in recently published guidelines for
unconventional oil and gas development.
Separate production models were developed for mining (coal
and unconventional oil)
and field (
gas and conventional
oil)
operations, which reflected the basic differences in extraction
and processing techniques.
So I guess we do share that conclusion with the authors of Developmental
and reproductive effects of chemicals associated with
unconventional oil and natural
gas operations.