Sentences with phrase «conventional oil and gas wells»

Until now, estimates of shale gas production have primarily relied on models established for conventional oil and gas wells, which behave differently from the horizontal wells in gas - rich shales.

Levels of contamination were just as high in wastewater coming from conventional oil and gas wells as from hydraulically fractured shale gas wells.

To conduct the new study, the researchers collected and analyzed 44 samples of waters produced from conventional oil and gas wells in New York and Pennsylvania and 31 samples of flowback waters from hydraulically fractured shale gas wells in Pennsylvania and Arkansas.

Not exact matches

ARC Energy Research Institute forecasts $ 30 billion will be spent in conventional and tight oil and gas formations in Canada this year, which is more than twice the $ 12 billion in investment projected to go into the oilsands, but still well below the peak of $ 46 billion spent in Canadian conventional oil and gas production in 2014.

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.

«By measuring naturally occurring ammonium and iodide in numerous samples from different geological formations in the Appalachian Basin, including flowback waters from shale gas wells in the Marcellus and Fayetteville shale formations, we show that fracking fluids are not much different from conventional oil and gas wastes,» said Jennifer S. Harkness, lead author of the study and a PhD student at Duke's Nicholas School of the Environment.

«It's not only fracking fluids that pose a risk; produced water from conventional, or non-fracked, oil and gas wells also contains high levels of radium, which is a radioactive element.

They looked both at wells used for enhanced oil recovery — in which fluid is injected to flush lingering oil from a depleted reservoir — and at those used to dispose of wastewater from conventional oil and gas extraction or from hydraulic fracturing (fracking).

We encourage you to investigate and include significant direct and indirect emissions from all fuels, including conventional petroleum, heavy oils, natural gas for transportation, oil sand - based fuels, and the range of fuels used to power electrified transportation, consistent with the best available science.

There's a 150 year history of inadequate public record keeping of producing and abandoned conventional U.S. oil and gas fields, pools and wells.

I wrote before, «Easily available reserves of conventional oil and gas are enough to take atmospheric CO2 well above 400 ppm, which is unsafe for life on earth.»

Found in limestone and shale deposits, tight oil isn't extracted from wells like conventional oil, but is removed with hydraulic fracturing, or «fracking» — a process that also releases methane, a potent greenhouse gas.

If combustion of the final products is included, the so - called «Well to Wheels» approach, oil sands extraction, upgrade and use emits 10 to 45 % more greenhouse gases than conventional crude.

The European Biodiesel Board says that biodiesel reduces greenhouse gasses by 50 to 95 percent compared to conventional fuel, and has other advantages as well, like providing new income for farmers and energy security for Europe in the face of rising global oil prices and shrinking supply.

Over the years it's morphed with the culture into a sort of good carbs / bad carbs permutation that has activists protesting fracking and the Keystone pipeline (gooey tar sands may be the gluten in this metaphor) while leaving conventional gas, oil, and coal consumption relatively unscathed.

Named the U.S. News & World Report - Best Lawyers» 2015 Law Firm of the Year for Energy, our team serves the electric power sector (conventional, nuclear, renewable, including wind and solar, and transmission), the oil and gas sector (upstream, midstream, and liquefied natural gas, refining, and petrochemicals), the water industry, and financial institutions, investment funds, project developers, state - owned enterprises, and public - private partnerships in the energy sector.

This masks a healthy conventional oil and gas sector that has demands for offshore and onshore upstream workers, such as geoscientists and reservoir engineers, as well as downstream sales and marketing professionals.

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