These shale gas pads were identified as in the drilling process, a preproduction stage not previously associated
with high methane emissions.
Not exact matches
These include poisonous
methane emissions from cows that accelerate climate change and
higher health care costs associated
with unhealthy diets, which are ultimately paid for by society.
We worked
with activists and First Nations in Telkwa, Cache Creek, Smithers, Princeton, Fernie, Iskut, Dease Lake, and throughout the Peace Region, and were able to shut down commercial coalbed
methane everywhere in B.C. Dogwood's early support for Tahltan opposition to Shell's massive coalbed
methane plan in the Sacred Headwaters led to a
high - profile victory when Shell pulled out for good in 2012.
But beef and lamb come
with a
high eco-footprint (especially when the animals eat grass, resulting in
higher methane emissions).
The anaerobic wastewater biogas technologies — which extract
methane to generate green electricity or to fuel boilers and other factory equipment — are particularly applicable to food, beverage and agribusiness companies, or any industry that has a biological waste stream or wastewater
with high organic carbon or COD (chemical oxygen demand) of natural origin that can be broken down into biogas by anaerobic bacteria.
A new peer - reviewed study discredits findings of controversial research claiming that
higher concentrations of dissolved
methane in domestic water wells can be associated
with proximity to nearby gas - producing wells in northeastern Pennsylvania — and it does so using a much larger sampling size and pre-drill baselines.
«Titan's atmosphere is made up mainly of nitrogen and
methane,
with 50 %
higher pressure at its surface than on Earth,» said Andrew Coates (UCL Mullard Space Science Laboratory), who led the study.
This, along
with changes in livestock management, can lead to
higher methane emissions.
The researchers also observed regional differences in
methane emission levels,
with the lowest emissions per device measured in the Rocky Mountains and the
highest emissions in the Gulf Coast, similar to the earlier 2013 study.
«There are also other important measures to reduce
methane emissions from coal mining, municipal waste treatment and gas distribution, for example, as well as black carbon emission reductions through elimination of
high - emitting vehicles, use of cleaner biomass cooking and heating stoves, replacement of kerosene wick lamps
with LED lamps and other measures,» adds Zbigniew Klimont of the International Institute for Applied Systems Analysis, Austria, who also took part in the study.
With other catalysts there have been issues around poor CO2 conversion, unwanted carbon - monoxide production, catalyst stability, low
methane production rates and
high reaction temperatures.
Shining a laser through the gas, TLS can measure spectral lines
with far
higher resolution than terrestrial telescopes and detect
methane with much greater sensitivity.
«This allows for much
higher efficiencies in conversion of
methane to methanol than
with zeolite catalysts previously reported.»
The false - color infrared shots above capture Uranus's -360-degree Fahrenheit cloud tops over consecutive nights in July,
with brighter colors representing
higher - altitude
methane clouds.
«Produced» water from coal - bed
methane extraction releases underground water
with high mineral content into watersheds.
The
methane hydrates
with the
highest climate susceptibility are in upper continental margin slopes, like those that ring the Arctic Ocean, representing about 3.5 percent of the global
methane hydrate inventory, says Carolyn Ruppel, a scientist who leads the Gas Hydrates Project at the USGS.
But if in the process the same carbon is converted from carbon dioxide to
methane — a gas
with a much
higher impact on climate — it is then that we need to worry.»
Its poles are home to placid
methane lakes and its equatorial regions are covered
with dunes up to 100 metres
high.
Their discovery could aid secure fracking — in which rocks below ground are split
with high - pressure fluids — or extraction of
methane gas from deep coal beds.
More importantly, the 3D - CON displayed outstanding low pressure hydrogen (H2, 2.64 wt %, 1.0 bar and 77 K),
methane (CH4, 2.4 wt %, 1.0 bar and 273 K), and carbon dioxide (CO2, 26.7 wt %, 1.0 bar and 273 K) uptake
with a
high isosteric heat of adsorption.
Though converting CO2 to CO is the simplest option, Kenis and others are looking transform CO2 in one fell swoop to
methane, formic acid, methanol, or other complex hydrocarbons
with more energy — and
higher value.
The results confirmed that the 3D - CON displayed outstanding low pressure hydrogen,
methane, and carbon dioxide uptake
with a
high isosteric heat of adsorption.
During the discovery of New Zealand's
methane seeps, an unexpectedly dense habitat of heterotrophic infauna, dominated by ampharetid polychaetes, was found to co-occur
with incredibly
high methane emission.
The University of North Dakota Energy & Environmental Research Center (EERC) is working
with FuelCell Energy, Inc., an integrated stationary fuel cell manufacturer, to develop a durable, low - cost, and
high - performance electrochemical cell to convert natural gas and other
methane - rich gas into methanol, a major chemical commodity
with worldwide applications in... Read more →
The analysis revealed noticeably
higher methane emissions from streams and rivers in watersheds marked
with heavy agriculture, urban development or the presence of dams.
The subsequent studies have produced a mixed bag of results,
with some showing
higher methane emissions than expected, and others lower.
Based upon eight (8) joint Russian / American scientific expeditions into the Arctic under the aegis of the International Arctic Research Centre at the University Alaska Fairbanks,
methane fields of a breathtakingly fantastic scale have been discovered
with plumes over a half - mile wide spewing
methane directly into the atmosphere in concentrations 100 times
higher than normal.
The fact that more
methane is released when temperature rises is a normal linear response, probably associated
with a growing number of warm days in Arctic (which is probably partly due to a
high AMO oscillation), but I see no sign of a feedback on
methane curve.
We were able to show that under [presumed] Enceladus - like conditions and the given environmental parameters, biological
methane production did occur in the lab,» and that a «microoorganism from a hydrothermal vent system on Earth could be grown in the presence of [presumed] inhibitors in combination
with high pressure.»
The main hardware in the existing research infrastructure at IFE Hynor is found in a process room for testing and development of
high temperature hydrogen production and solid oxide fuel cell technology (SOFC), including a Dual Bubbling Fluidized Bed reactor prototype (DBFB) for continuous hydrogen production by sorption - enhanced reforming (SER) of
methane with an integrated process for CO2 - capture.
Methane and hydrogen + SIBO is associated
with a
higher body weight and body fat.
Gulp, however,
with its singular focus on the ins and outs of the digestive tract, is Roach's opportunity to indulge in
high - brow scatological humor and dive into research about
methane, chewing, and laxatives.
We find (i) measurements at all scales show that official inventories consistently underestimate actual CH4 [
methane] emissions,
with the natural gas and oil sectors as important contributors; (ii) many independent experiments suggest that a small number of «super-emitters» could be responsible for a large fraction of leakage; (iii) recent regional atmospheric studies
with very
high emissions rates are unlikely to be representative of typical natural gas system leakage rates; and (iv) assessments using 100 - year impact indicators show system - wide leakage is unlikely to be large enough to negate climate benefits of coal - to - natural gas substitution.
If we want to understand
methane (and greenhouse gas) emissions
with high certainty sufficient for regulation, we would need an expanded network of observations.
The
methane,
with a little effort, can be of sufficiently
high quality to introduce into the natural gas pipelines; this is being done at several locations in Europe and even the U.S.
So far our data do not show any evidence for rapid water contamination, as we do not see evidence of these diluted brines (type D water) associated
with distance to natural gas wells (the Osborn 2011 paper) in wells where
higher methane concentrations were observed.
I'm imagining a late season hurricane's 16 - foot storm surge combined
with a full moon
high tide / low tide cycle destabilizing the
methane clathrates offshore of New Jersey, lightning setting the gas afire, and a storm moving inland pouring boiling water and boullabaise on the refineries....
Howarth: Our study bolsters recent smaller - scale studies that hinted that
methane emissions associated
with energy production may be
higher than previously estimated.
Jim, Agreed, and depending on what one thinks will happen
with methane and what one thinks the time to equilibrium might be — the answer could actually
higher or lower than the ultimate equilibrium temperature.
David Archer of the University of Chicago has again done yeoman's service by posting a detailed look at this paper on Realclimate (along
with last Monday's
methane paper, discussed here, providing a new and
higher estimate of emissions of this gas across the United States).
What I think you mean is that if we get CO2 levels
high enough to cause a serious problem, we can't just stop emitting and hope the concentration will drop in time to make a difference, whereas
with methane, it decays fast enough that we need to worry more about the decay products than about
methane itself.
Re inline response in # 6 Then there is a problem
with our global
methane monitoring system because it shows
higher concentrations of
methane in north.
The Gailliots decided to cap the landfill
with a
high - density polyethylene cap that cost around $ 200,000 per acre and install the
methane flaring equipment.
They found the
highest levels of
methane in areas
with refineries.
But
with the build - up to war economic output reflective aerosols would have been at a
higher level —
with greenhouse gases having gone stagnant for a good part of the previous decade and
with methane having been hit even harder due to its short residence time.
In the Arctic, the tipping points identified in the new report, published on Friday, include: growth in vegetation on tundra, which replaces reflective snow and ice
with darker vegetation, thus absorbing more heat;
higher releases of
methane, a potent greenhouse gas, from the tundra as it warms; shifts in snow distribution that warm the ocean, resulting in altered climate patterns as far away as Asia, where the monsoon could be effected; and the collapse of some key Arctic fisheries,
with knock - on effects on ocean ecosystems around the globe.»
And melting permafrost might release a lot of
high - global - warming - potential
methane, but we don't have enough experience
with that to say anything sensible about it.
This, along
with changes in livestock management, can lead to
higher methane emissions,» says Julie Wolff of the US Department of Agriculture, the senior author.
The FACT remains, humans & all animals on earth, have NEVER existed
with CO2,
Methane & other atmospheric gases as
HIGH as they are today!.
Ruminants, which ferment plants in a specialized stomach before digestion, are estimated to be the largest single human - related source of
methane,
with greenhouse - gas emissions from sheep and cattle 19 to 48 times
higher than beans or grains per pound of food produced, according to the report.