Sentences with phrase «shale gas extraction»

Interestingly, France imposed an interim moratorium on shale gas extraction earlier this year, and may ban it entirely, after the government backed a draft bill that would outlaw the controversial process.

The Howarth et al paper estimating the climatic impact of shale gas extraction by hydraulic fracturing (fracking) has provoked a number of responses across the media.

Increased stray gas abundance in a subset of drinking water wells near Marcellus shale gas extraction

The Energy Commission will continue to monitor the potential environmental impacts associated with shale gas extraction, including carbon footprint, volume of water use and risk of groundwater contamination, air pollution, and potential chemical leakage.

An internal draft Environmental Protection Agency document leaked to DeSmogBlog shows that EPA scientists and professional staff have identified numerous toxic and radioactive substances in shale gas extraction wastewaters at high enough levels to cause concern.

Two big blows to the natural gas industry have come in less than 24 hours, with both the province of Quebec and New York state effectively banning shale gas extraction over concerns with the process of hydraulic fracturing (a.k.a. «fracking»).

But with shale gas extraction up and running for more than a decade, such work is long overdue.

Mohajan, Haradhan (2012): Unconventional shale gas extraction: present and future affects.

Please read the full post and explore other output from the Nicholas School blog (including this excellent summary of a recent meeting on shale gas extraction).

It concluded that there are a range of areas where further research was needed to develop processes for environmental monitoring in relation to shale gas extraction.

This baseline, established before extensive shale gas extraction, will help us to understand the impacts of fracking if it becomes established in the UK.

In 2013, we brought together scientists to discuss the challenges in environmental monitoring across the energy sector, including those working in the nuclear industry and researchers examining the potential risks around shale gas extraction.

LONDON (Reuters)- The risks to public health from exposure to emissions from shale gas extraction or fracking are low as long as operations are properly run and regulated, the British government's health agency said on Thursday.

«The currently available evidence indicates that the potential risks to public health from exposure to emissions associated with the shale gas extraction process are low if operations are properly run and regulated,» said John Harrison, director of PHE's center for radiation, chemical and environmental hazards.

«Helium found in coal seams could aid safe shale gas extraction.»

The risks to public health from exposure to emissions from shale gas extraction or fracking are low as long as operations are properly run and regulated, the British government's health agency said on Thursday.

In fact, the panel is charged with providing «recommendations as to actions that can be taken to improve the safety and environmental performance of shale gas extraction processes and other steps to ensure protection of public health and safety,» according to Chu's memo (pdf) laying out its mission, which must deliver «immediate steps to be taken to improve the safety and environmental performance of fracking» within 90 days of its first meeting.

David Cameron claims there is a «huge amount of myths» about fracking and a «far better job» is needed to tell people about the benefits of shale gas extraction.

The report recommends «regulators should explore the option of mandating alternative fracturing methods to reduce the wastewater usage and contamination from shale gas extraction in the Marcellus Shale.»

Riverkeeper is actively involoved in litigation, advocacy, and public education surrounding the issue of shale gas extraction and related infrastructure, particularly because of the potential impacts on New York State's drinking water supplies.

... Lord Howell, the father - in - law of Chancellor George Osborne, said «beautiful rural areas» further south should be spared the disruption caused by the controversial method of shale gas extraction.

The outgoing Liberal Democrat party president, viewed by many as a potential future party leader, has cast further doubt over his party's ongoing commitment to shale gas extraction by repeating his concerns.

Communities could be cheated of compensation payments for shale gas extraction under plans being drawn up by the government.

From an eyewitness account of the Tuesday Town of Sanford Board meeting, we heard the following: «People speaking included those with land and with leases who had signed the petition asking for the resolution that was passed to be rescinded, for board members with conflicts of interest to recuse themselves from shale gas decisions, and for no resolutions on shale gas extraction to be passed without notifying the public a week in advance and allowing full participation.

Britain's number one manufacturing exporter — the chemical industry - has reacted to the decision of Lancashire County Council to refuse permission for shale gas extraction.

But first, the industry must prove shale gas extraction is even safe.

Never mind the caveats that would limit the implications — for example, that the EPA studied shallow, vertical wells unlike those most commonly used for shale gas extraction.

Not exact matches

China too has huge shale gas reserves that will satisfy much of its domestic demand as extraction techniques pioneered in North America spread there.

But fracking opponents claim that, though natural gas is considered the greenest of fossil fuels, shale extraction is significantly more carbon - intensive than conventional production and may result in the release of large quantities of methane, itself a greenhouse gas.

Unconventional gas development (UGD), characterized by advances in engineering, including horizontal drilling and high volume hydraulic fracturing, enables extraction of large amounts of fossil fuel from shale deposits at depths that were previously unapproachable [1].

Credit distress is rampant among energy companies, which borrowed heavily against the promise of shale oil and gas extraction and are now reeling from what looks like a prolonged price crash.

In other cases, the story is more nuanced: For example, oil and gas extraction firms benefit, while the producers of petroleum and coal products lose, echoing the tension between refiners and oil - shale producers.

Preventing unintended leaks during the extraction of shale gas would diminish methane emissions, for example.

The study by Miller and her colleagues is believed to be the first head - to - head comparison of coal and shale gas from the resource extraction phase through electricity generation.

The researchers also looked at air pollutants emitted during both shale - gas extraction and electricity generation.

As some of the incentives for fracking come from the lower carbon emissions produced by gas - fired power stations, a key question is whether the extraction of shale gas has an additional impact on greenhouse gas (GHG) emissions.

For the hydraulic fracturing system, the study estimated the toxicity of the fracturing fluid chemicals used to crack rock and release natural gas, as well as the wastewater associated with shale - gas extraction.

Concerns over hydraulic fracturing, an oil and gas extraction method that injects millions of gallons of freshwater and chemicals into shale, have largely focused on potential impacts on water quality.

«These findings are particularly relevant to the shale gas industry as extraction of shale gas has the undesired potential effect of induced seismic events activating a nearby fault.»

The problem with this overlap, the researchers found, is that shale - gas extraction involves fracturing rock that could be needed as an impenetrable cover to hold CO2 underground permanently and prevent it from leaking back into the atmosphere.

Scientists say their findings could be used alongside a chemical test to monitor whether methane at gas extraction sites has escaped from deep shale.

If, following industrial exploration, methane or helium levels in groundwater at extraction sites are found to have changed, analysis could determine whether the gas is natural or a leak from deep shale.

Hydraulic fracturing, or «fracking,» is a petroleum - extraction procedure in which millions of gallons of water (as well as sand and chemicals) are injected deep into underground shale beds to crack the rock and release natural gas and oil.

The alternative pathway, which the world seems to be on now, is continued extraction of all fossil fuels, including development of unconventional fossil fuels such as tar sands, tar shale, hydrofracking to extract oil and gas, and exploitation of methane hydrates.

However, the stark reality is that global emissions have accelerated (Fig. 1) and new efforts are underway to massively expand fossil fuel extraction [7]--[9] by drilling to increasing ocean depths and into the Arctic, squeezing oil from tar sands and tar shale, hydro - fracking to expand extraction of natural gas, developing exploitation of methane hydrates, and mining of coal via mountaintop removal and mechanized long - wall mining.

Regardless of how we feel about unconventional fossil fuels (for example, shale gas), we need chemists to inform decisions around their extraction and use.

«The judges also cited Shell's advancements in deepwater drilling, shale development and tight - gas extraction, all of which are helping to drive U.S. energy independence.»

Josh Fox, the filmmaker whose «Gasland» documentary powerfully influenced debates about gas extraction from shale deposits, has started a conversation with me related to his new short video, «The Sky is Pink,» and my post supporting New York Gov. Andrew M. Cuomo's signaled plans for the state's gas resource.

It had been clear for years, as I wrote in 2012, that there was little political or economic impetus to act quickly, even though I felt (and still am convinced) that gas extraction from shale can be done safely and cleanly if properly regulated.

The dramatic rise in shale - gas extraction and the tight - oil revolution (mostly crude oil that is found in shale deposits) happened in the United States and Canada because open access, sound government policy, stable property rights and the incentive offered by market pricing unleashed the skills of good engineers.