Hydrogen sulfide is a toxic pollutant, and it is also highly corrosive, so it can corrode drilling equipment and increase
fugitive emissions of other pollutants such as methane.
Present measurement and accounting of
fugitive emissions of methane from unconventional gas extraction is inadequate.
The analysis also included calculations of a producer's direct emissions via flaring and venting processes, emissions from entities using their own fuel, and
fugitive emissions of methane from oil and gas operations and coal mining.
Industrial Processes By - product or
fugitive emissions of greenhouse gases from industrial processes.
The tar sands in Canada are an environmental disaster in other ways, but the incremental emissions of greenhouse gases are small compared to the far greater threat of massive coal expansion in China, or potential
fugitive emission of methane from fracking, or massive deforestation in Indonesia and Latin America, or any number of other major sources of greenhouse gases.
Not exact matches
And it remains to be seen whether natural gas delivers environmental benefits — such as reduced
emissions of carbon dioxide when burned — given that it in itself is a potent greenhouse gas if it escapes during drilling or pipeline operations, so - called
fugitive emissions.
«We decided, based on that information, that we needed additional ways to better identify
fugitive emissions and to shine a bright light on those
fugitive emissions,» says Eric Stevenson, the district's director
of meteorology, measurement and rules.
«It is quite possible to produce natural gas with minimal «
fugitive»
emissions,» says Mark Brownstein
of the EDF.
He estimates that
fugitive emissions are only 10 percent
of what Howarth and Ingraffea maintain, and that shale gas would indeed be a good replacement for home heating oil and for coal used in power plants.
The mega-leak has drawn attention to the broader problem
of fugitive emissions from natural gas production, processing, pipeline and storage infrastructure across the country.
These include increased use
of renewable natural gas, reduced
fugitive methane
emissions, less need for synthetic fertilizers, and increased land restoration.
But a study published Monday adds to the growing evidence those escaping gases, called «
fugitive»
emissions, are numerous, especially methane
emissions while a well is being drilled, a phase
of well development previously thought to emit little if any methane.
«As Americans, none
of us should be content to stand idly by and let this important resource be wasted through
fugitive emissions and unnecessary venting.»
Fugitive methane
emissions from distribution mains account for 32 percent
of methane
emissions from the U.S. natural gas distribution sector.
The rate
of emission from holes popping one at every year as estimated by David above is at least 10000 times smaller than other
emissions, e.g.
fugitive FF mining and agricultural that are in the order
of 100s Mt CH4.
The real problem in weighing
fugitive emissions from gas and oil wells and pipelines is that there is simply no reliable source
of data — at all.
The Environmental Protection Agency issued its latest report on the Methane to Markets program intended to encourage industries to capture «
fugitive»
emissions of the one heat - trapping greenhouse gas that is a valuable fuel, methane.
I encourage folks to look back at the piece I did on this arena in 2009, in which the formal Environmental Protection Agency estimate
of leaks from gas and oil operates jumped tenfold (with hints from officials that such «
fugitive»
emissions could be a hundredfold higher).
June 1, 2015 Commissioner Workshop, in Support
of the AB 1257 Report, on
Fugitive Methane
Emissions in California's Natural Gas System
Also, if
fugitive methane
emissions exceed 3 percent
of total gas production, natural gas's climate advantage over coal disappears over a 20 - year time horizon.
The other major uncertainty surrounding the environmental impact
of natural gas is the effect
of methane leakages, or «
fugitive methane
emissions» along the delivery chain.
«[Howarth et al.'s] analysis is seriously flawed in that they significantly overestimate the
fugitive emissions associated with unconventional gas extraction, undervalue the contribution
of «green technologies» to reducing those
emissions to a level approaching that
of conventional gas, base their comparison between gas and coal on heat rather than electricity generation (almost the sole use
of coal), and assume a time interval over which to compute the relative climate impact
of gas compared to coal that does not capture the contrast between the long residence time
of CO2 and the short residence time
of methane in the atmosphere.»
The greenhouse gas inventory it filed with the UN suggests
fugitive emissions from the oil and gas sector made up a third
of its total footprint in 2014.
The left party also says they'll freeze it, but they'll expand the based
of coverage to include
fugitive natural gas
emissions (a crucial omission in the original tax proposal).
Stronger state and federal laws and regulations are also needed, however, for monitoring, evaluating, and mitigating the
fugitive methane
emissions associated with the production and distribution
of natural gas.
Fugitive emissions: Unintended leaks
of gas from the processing, transmission, and / or transportation
of fossil fuels.
A lot
of this pollution was «
fugitive»
emissions — leaks from valves, flanges, tiny holes in pipes, and incomplete combustion
of waste gasses in the plants» flares.
Expanding the carbon tax to include all greenhouse gas
emissions generated in B.C., or capturing these «
fugitive» industrial
emissions as part
of a future cap and trade system.
But SoCal Gas is under no such obligation, because the Porter Ranch plume is comprised
of «
fugitive emissions», which are «those
emissions which are unintentional and could not reasonably pass through a stack, chimney, vent, or other functionally - equivalent opening,» according to the California Air Resources Board (CARB), which oversees the state's cap - and - trade system.
Even assuming no leakage from
fugitive emissions, EOR produces 1.41 tons
of CO2
emissions for every ton injected underground.
Yes I can say Muller misstated the difference in
emissions between coal, oil and gas, because the other components
of life cycle
emissions (such as the
fugitive emissions you referred to) are small compared with
emissions from fuel combustion.
A carbon tax could come back to bite natural gas producers big time if the EPA decides, along the lines
of Cornell University research, that
fugitive methane
emissions from hydraulic fracturing make natural gas as carbon - intensive as coal.
«
Fugitive emissions are on the run in the U.S. — regulators, investors and industry leaders are all out to ensure gas can demonstrate it has a climate advantage over coal,» said Anthony Hobley, CEO
of Carbon Tracker.
It can deliver better outcomes than coal, but gas must continue to work on reducing its
fugitive emissions and there is a possibility that if it reaches too large a share
of the energy mix then in the longer run this could still be incompatible with a 2 ⁰ C outcome»
Industry, with the full support
of the administration, continues the fait accompli
of radically expanded natural gas fracking across the country, with serious unresolved issues about
fugitive atmospheric methane
emissions and the potential for contamination
of drinking water aquifers — and with no adequate federal regulatory structure in place.
A University
of Texas study from last year — sponsored by the Environmental Defense Fund and the oil and natural gas industry — put
fugitive methane
emissions at 0.42 percent
of total production.
Most
of our venting and
fugitive emissions are methane, which represent approximately 6 percent
of our direct greenhouse gas
emissions.
Discusses and quantifies energy - related
emissions of all greenhouse gases resulting from stationary and mobile source activities, including fuel combustion and
fugitive fuel
emissions.
More and more people are learning about how bad fracking is, even Robert F. Kennedy jr, came out and publicly admitted that Fracking is not a safe bridge away from fossil fuels and is worse for climate change then using coal because
of the
fugitive methane
emissions that are released in the fracking process's.
Climate Change Minister Greg Combet said
emissions decreased one per cent in the six months to December 2012 — the period since the introduction
of the carbon price — for the major sectors covered by the scheme — electricity, other stationary energy,
fugitives, industrial process
emissions and waste.
And it is true that over the short term,
fugitive methane
emissions have the potential to erode most or all
of the CO2
emissions benefit resulting from switching from coal to gas.
Bringing that methane to market along with the natural gas being produced leads to a «strikingly lower» estimate
of so - called
fugitive emissions.
The scientists blamed «
fugitive» methane
emissions said to escape during the recovery
of natural gas.
First, wind blowing over uncovered coal stockpiles results in
fugitive coal dust
emissions that are a source
of PM2.5.
But thanks to the University
of Texas, the Environmental Defense Fund, and others, we have taken a tremendous step forward in filling in our knowledge about the exact nature
of fugitive methane
emissions.
Our analysis shows that even after adjusting for
fugitive emissions, which is around 0.4 % for the US (EDGAR 4.1 / 2005 estimate), there is a difference
of more than 100 million tons between IEA and UNFCCC numbers for the year 2006.
Second, he should push for federal regulations
of the fracking industry to reduce water pollution and
fugitive methane
emissions.
In addition to vented
emissions, methane losses can occur from leaks (also referred to as
fugitive emissions) in all parts
of the infrastructure, from connections between pipes and vessels, to valves and equipment.
Fugitive methane
emissions occur at every stage
of the natural gas life cycle; however, the total amount
of leakage is unclear.
We outline a number
of state and federal policies and industry best practices to cost - effectively reduce
fugitive methane
emissions.