Sentences with phrase «by a natural gas leak»

While official results of the investigation have not yet been released, preliminary tests conducted by the National Transportation Safety Board have indicated that the blast was caused by a natural gas leak from a 127 - year - old pipe.

Some scientists involved in this complex dispute still remain intrigued by the natural gas leak rates found in some U.S. oil and gas fields.

Not exact matches

New research to re-examine distribution system leak rates has been funded by the Environmental Defense Fund as part of a larger project to quantify lost methane from the natural gas system.

The jury remains out The natural gas industry, represented by the American Gas Association, says the reported lost and unaccounted for percentages should not be used as a proxy for leagas industry, represented by the American Gas Association, says the reported lost and unaccounted for percentages should not be used as a proxy for leaGas Association, says the reported lost and unaccounted for percentages should not be used as a proxy for leaks.

In both of those cities our team has mapped thousands of natural gas leaks block by block.

Conflicting numbers The study was funded by a partnership of nine natural gas producers and the Environmental Defense Fund, a non-profit environmental group based in Washington DC, as part of a broad effort to trace methane leaks all the way from the wellhead to the user.

About a third of the factors used to estimate pipeline leaks and other natural gas emissions in the most recent inventory, for 2015, are based on a 1996 study by the EPA and an industry group then known as the Gas Research Institugas emissions in the most recent inventory, for 2015, are based on a 1996 study by the EPA and an industry group then known as the Gas Research InstituGas Research Institute.

Though focused on end uses of natural gas, the paper also shows how results are affected by highly uncertain leak rates from natural gas production and delivery.

For example, natural gas companies add a smelly molecule called n - butyl mercaptan to natural gas, which is odorless by itself, so that people can sniff gas leaks.

It is the main component of natural gas, but by 2014 there were mounting suspicions that a lot of it was leaking or being vented into the air over the production fields, rather than being shipped off to market.

By the time Lawrence Berkeley National Laboratory (Berkeley Lab) scientists Barry Freifeld and Curt Oldenburg visited the Aliso Canyon natural gas storage facility in December 2015, the SS - 25 well blowout had been leaking natural gas into the air for more than six weeks.

$ 8 billion) over first ten years for deficit reductionObeys PAYGO; Starting in 2026, 25 % of auction revenues for deficit reductionFuels and TransportationIncrease biofuels to 60 million gallons by 2030, low - carbon fuel standard of 10 % by 2010, 1 million plug» in hybrid cars by 2025, raise fuel economy standards, smart growth funding, end oil subsidies, promote natural gas drilling, enhanced oil recoverySmart growth funding, plug - in hybrids, raise fuel economy standards $ 7 billion a year for smart growth funding, plug - in hybrids, natural gas vehicles, raise fuel economy standards; offshore drilling with revenue sharing and oil spill veto, natural gas fracking disclosureCost ContainmentInternational offsetsOffset pool, banking and borrowing flexibility, soft price collar using permit reserve auction at $ 28 per ton going to 60 % above three - year - average market price» Hard» price collar between $ 12 and $ 25 per ton, floor increases at 3 % + CPI, ceiling at 5 % + CPI, plus permit reserve auction, offsets like W - MClean Air Act And StatesNot discussedOnly polluters above 25,000 tons of carbon dioxide equivalent a year, regional cap and trade suspended until 2017, EPA to set stationary source performance standards in 2016, some Clean Air Act provisions excludedOnly polluters above 25,000 tons of carbon dioxide equivalent a year, regional cap and trade pre-empted, establishes coal - fired plant performance standards, some Clean Air Act provisions excludedInternational CompetitivenessTax incentives for domestic auto industryFree allowances for trade - exposed industries, 2020 carbon tariff on importsCarbon tariff on importsReferences: Barack Obama, 2007; Barack Obama, 8/3/08; Pew Center, 6/26/09; leaked drafts of American Power Act, 5/11/10.

The Bacharach uses two sensors to analyze methane leaks: The first one measures natural gas concentrations in the air between 0 and 5 percent, which are caused by smaller leaks, while the second sensor measures concentrations above 5 percent that are caused by larger leaks.

A NASA study has confirmed that the methane «hot spot» in the Four Corners region in the United States is caused by leaks from natural gas extraction.

The study, conducted by researchers at Purdue and Cornell universities and other institutions, is one of numerous studies conducted over the past several years that have discovered methane leaking from oil and natural gas wells, pipelines and hydraulic fracturing operations.

Methane leaks increase the climate impact of shale gas, but whether the leaks are sufficient to significantly alter the climate forcing by total natural gas development is uncertain [164].

The study, «Methane Leaks from North American Natural Gas Systems,» was led by Adam Brandt of Stanford University's Precourt Institute for Energy.

(In a related development, Lawrence Cathles, an earth and atmospheric sciences professor at Cornell University, sent me a fresh rebuttal to the Op - Ed article on the contribution of natural gas leaks to global warming by his colleague, Anthony Ingraffea (earlier critiques are here).

Probably the warming climate was stimulating increased emissions from wetlands, while the rapid growth of natural gas production by hydraulic fracturing («fracking») was leaking a sizable fraction into the atmosphere.

Although APS plans to reduce its coal burn from the current 35 % to 17 % by 2029, by increasing its natural gas burn from 19 % to 35 %, it will actually increase its greenhouse gas emissions in the near term, since the global warming potential from methane, which is leaked at multiple points of the natural gas supply chain, is 86 times that of carbon over 20 years, according to the Intergovernmental Panel on Climate Change's 2013 report.

By now, you may have heard about the massive natural gas leak in Southern California, which has been ongoing since late October; then again, given the dearth of major media coverage, you very well may not have.

Methane from natural gas leaks in oil and gas production, for example, has a different signature from methane generated by bacteria in a cow's stomach or similar methane - producing bacteria found in rice paddies or other wetlands.

; and that «the benefits of cleaner, more efficient combustion of natural gas are largely offset by methane leakage in U.S. production and pipelines and by methane leaks and energy used in the process of liquefying and transporting the LNG.»

Methane leaks increase the climate impact of shale gas, but whether the leaks are sufficient to significantly alter the climate forcing by total natural gas development is uncertain [164].

AER scientists contributed atmospheric transport modeling and research expertise to the new study by Harvard University, which is «the first of its kind to quantify methane emissions from natural gas leaks in an urban area».

(For gas midstream projects the emissions may be more significant, due to leaks from pipelines and pump stations, as well as by consumption of fuel used to liquefy the natural gas for marine transport).

A string of studies by the National Oceanic and Atmospheric Administration show that the core ingredient in natural gas, methane, is leaking at rates far higher than previously suspected.

(1) No False Choices: To Preserve a Livable Climate, We Need to Slash Both CO2 and Methane ASAP; (2) Oil Change International Report: Fossil Fuel Production Subsidies Exceed $ 21 Billion Annually in United States, have increased by 45 % under Obama's «All of the Above» energy policy; (3) Joint Economic Committee Hearing on «The Economic Impact of Increased Natural Gas Production» (video); (4) Leaked Trade Deal Document Shows EU Pressuring U.S. to Lift Crude Oil Export Ban; (5) Deep Decarbonization Pathways Project (DDPP) Presents Interim Report to UN Secretary - General Ban Ki - Moon.

A Stanford study finds that methane emissions from natural gas leaks could be greatly reduced by targeting «super emitters.»

The EPA tracks fugitive and vented methane emissions through a program called Natural Gas STAR and then works to get drilling companies to save money by stanching their leaks and selling the gas they capture for profGas STAR and then works to get drilling companies to save money by stanching their leaks and selling the gas they capture for profgas they capture for profit.

While Colorado could still strengthen its rules — for example, by requiring the immediate repair of leaking equipment — the state is demonstrating to both the federal government and other states that natural gas development can be improved without economic harm.

Voluntary measures to reduce methane leaks have already increased natural gas sales revenue by more than $ 264 million, according to EPA.

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Hence in this latter comparison, which primarily compares the effect of the CO2 and CH4 emitted by these two sectors (and hence the leak rate threshold decreases with a nearer - term perspective), even very small leak rates would make the mean natural gas plant as environmentally damaging as coal.

Explosions in the home or workplace caused by leaking natural gas or propane gas, and explosions caused by chemical vapors or defective products are among the types of explosion accident cases handled by our firm.

For example, the affidavit said that person A was in my office on July 31st of the past year and the person writing the affidavit reviews his files and finds that the office building was closed by the fire department on that day due to a natural gas leak.

Homeowners can also save between 5 and 20 percent on their premiums by making changes to their homes that increase safety and security, such as installing new house wiring, protective roofing materials, natural gas and water leak detectors and burglary and emergency event alarm systems.

Examples of claims that are often overlooked can include: * Accidental holes in walls from moving furniture, trips and falls, etc * Accidental spills, stains, tears in carpeting or gouges in laminate or hardwood flooring * Broken windows from flying objects * Puff - back from natural gas furnaces and water heaters * Undetected water damage from underneath cabinets, dishwashers, refrigerators, washing machines * Water pipes that are frozen, cracked, leaking, or have burst * Smoke stained kitchen walls and ceilings from a dinner gone wrong * Bathroom water damage from an overflowing bathtub, sink, or toilet * Damaged stone, carpet, or tile from a popping fireplace * Damaged decks and siding due to flying play objects or having the bbq grill a little too close * Vandalism of any kind caused by disgruntled former occupants or random strangers * Major damages from fire, wind, hail — yes, we do that too!