In fact, coal companies would better concentrate on extracting methane
from coal seams and sink CO2 there, staying in business without coal extraction.
Methane has also been seeping from marshes, bubbling out of oceans, leaking
from coal seams and oil seeps and being released in huge quantities from volcanoes.
In fact, he says, the oil sands, combined with Alberta's growing mania for extracting natural gas
from coal seams by injecting toxic chemicals into the ground — thereby poisoning some of the dwindling supply of drinking water — threaten to create a parched, deforested, polluted wasteland.
Also in natural gas produced
from coal seams.
Re: # 17 (Johnno): My understanding is that most of the coalbed methane being extracted and burned is
from coal seams that are due to be mined in the next couple decades.
«This indicates that there are processes occurring — e.g. emissions
from coal seams during the drilling process — that are not captured in the inventory development process,» he said.
Similar examples of the federal government at work range from the creation of an industry for producing natural gas
from coal seams to the ongoing Advanced Research Projects Agency — Energy (ARPA - E), a small - scale funding agency with outsized ambitions.
Coal seam gas usually taps out at around 700m due to pressure constraints at depth that prevent the removal of water
from the coal seam.
Factor in the «carbon light» CO2
from coal seam gas projects in the East (and other LNG expansion in the north and west) and you're talking about Australia's fossil fuel emission exports equating to TWO Saudi Arabias by 2020, not one as I've been saying to many disbelieving ears.
Coal to gas: the influence of methane leakage; an interesting paper on how methane leakage from the natural gas industry could prove worse for climate change than burning coal (and it doesn't seem to consider the leakage
from coal seam gas).
Not exact matches
That deal allows Stanbroke to take control of 40 QGC properties spread across the heart of Queensland's
coal seam gas country,
from west of Chinchilla to south - west of Dalby and help it secure supply of cattle for its processing business.
For decades the main industry was
coal, drawn
from seams that underlie much of the region.
The discovery of high levels of helium in UK
coal seams could help scientists to monitor the secure recovery of
coal or shale gas
from underground sites.
What I'd like to know is, taking all of these factors into account, how much extra we, the consumers, will have to pay for a kilowatt - hour of
coal - fired electricity 5, 10, 20 and 30 years
from now (a point in time which even WV's own Nick Rahall says will be when the most productive
coal seams have been mined out) because our leaders today decided to facilitate an increase in the consumption of
coal through the laughably mis - named «climate bill.»
The name reputedly derives
from the thick Staffordshire
coal seam and
from the area's industrial past.
Mining and ballads have gone together through the ages,
from the early days of
coal extraction in Britain and Wales on through another standard I sing in Uncle Wade — Merle Travis's «Dark as a Dungeon» — and forward to Sting's tune «We Work the Black
Seam.»
He explained that an article I wrote in 2002 about fires, both natural and human caused, smoldering in
coal seams around the world, inspired him, while he was completing a doctorate at the University of California, Berkeley, to switch
from studying risks posed by smoldering combustion in spacecraft to those back on Earth.
Here's a Dot Earth «Postcard»
from the outback — specifically
from the Bimblebox Nature Refuge, a 20,000 - acre patch of drylands ecosystems in Queensland, Australia, whose owners are fighting a plan to mine surface and subterranean
coal seams to supply China's relentless needs.
The situation reminds me of the uncontrolled fires burning in
coal seams from Australia to Pennsylvania, which in 2001 were estimated to be releasing hundreds of millions of tons of carbon dioxide a year into the atmosphere.
Over 75 % of the
coal in the deposit can be extracted
from panels of
coal that can extend 3 km through the
coal seam.
Longwall mining involves the full extraction of
coal from a section of the
seam, or «face» using mechanical shearers.
Question How long does it take citizen Smith to generate as much electric energy
from a 1 - meter ^ 2 solar panel as she could generate by strip - mining one square meter of her
coal -
seam?
The permit for
Coal River Mountain's destruction was granted before the Obama administration began attempts to regulate the practice, and there was little chance to keep Massey from blasting the mountain's coal se
Coal River Mountain's destruction was granted before the Obama administration began attempts to regulate the practice, and there was little chance to keep Massey
from blasting the mountain's
coal se
coal seams.
A fan of * MORE * discourse: Question How long does it take citizen Smith to generate as much electric energy
from a 1 - meter ^ 2 solar panel as she could generate by strip - mining one square meter of her
coal -
seam?
Billions of tonnes of carbon are held in
coal seams, sequestered
from the atmosphere over millions of years in a process that started in the carboniferous period several hundred million years ago.
At the mine, huge excavators called draglines clear loose earth
from above black
coal seams.
Each new
coal seam that is opened up in the hundred thousand
coal mines in the world is the result of an independent economic decision with inputs
from a small group of mining engineers, mine managers, bankers, and owner representatives.
The extraction of
coal -
seam gas often involves drilling many wells through aquifers with the potential for the contamination or loss of water
from those resources;.
Obviously I haven't found any paleo - thermometers conveniently sticking out of said
coal seams from which I could read at what temperatures they were formed (I'm sure there are geomarkers that are used as well as recent tree rings), but I currently see no such equivalent conditions on earth and I wonder how «climate scientists» (I always use quotation marks to indicate something I've seen printed elsewhere but don't believe myself) can have the gumption to assume we're currently living through the worst of times climate-wise.
Once Peabody was done mining a section of
coal seam at Vermilion Grove, the company put wire fencing against the ceiling to keep loose pieces of the shale roof
from falling to the tunnel floor.
We could try feeding these with as much
coal seam bed methane as possible, and likewise use ADs to extract methane
from sewage treatment and putrescible waste.
John, harvesting methane gas and
from biosolids and converting it into clean energy fuel is not new, but today it has been reported that Australia's abundant methane gas reserves found in
coal seams could help power the world.
Recent research has indicated that leakage of methane into the atmosphere
from gas wells and particularly
from coal -
seam - gas operations, might do more climate - changing harm even than
coal.
In addition to new mines opening, existing mines have begun tapping into new reserves by opening new portals to the
coal reserves and excavating new slopes
from the surface to the
coal seam.
(1) Systems of monitoring, producing or extracting gas
from solid waste disposal facilities, if the bore hole is a well subject to the act of July 7, 1980 (P.L. 380, No. 97), known as the Solid Waste Management Act, which does not penetrate a workable
coal seam.
-- If a well is drilled at a location where
coal has been removed
from one or more
coal seams, the well shall be drilled and cased to prevent migration of gas or fluids into the
seam from which
coal has been removed in a manner prescribed by regulation of the department.
Thus in all likelihood there will many more gas peaking plants using
coal seam gas or LNG shipped
from the North West Shelf.