Sentences with phrase «for emissions of methane»

When you allow for emissions of methane, CFCs, ozone, nitrous oxide and soot — which also warm the atmosphere — the carbon dioxide budget is an even tighter 3,200 billion tonnes, note Pierre Friedlingstein and colleagues in the paper.

Not exact matches

«The other emissions come from things like landfill gas emissions, agriculture tilling — the release of methane through soil — those types of emissions are really difficult to measure and calculate, so generally for carbon pricing programs you don't cover those emissions.»

Methane accounts for 10 percent of U.S. greenhouse gas emissions, according to the Environmental Protection Agency.

But the livestock sector is responsible for about 14.5 percent of global greenhouse gas emissions, through cows producing methane and production processes - comparable to all the direct emissions from cars, planes, ships and other transport.

Disclosing the Facts: Transparency and Risk in Methane Emissions focuses on the critical risk of methane emissions and how companies are managing methane reduction, reflecting rising investor concern that excessive methane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energy mMethane Emissions focuses on the critical risk of methane emissions and how companies are managing methane reduction, reflecting rising investor concern that excessive methane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energyEmissions focuses on the critical risk of methane emissions and how companies are managing methane reduction, reflecting rising investor concern that excessive methane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energy mmethane emissions and how companies are managing methane reduction, reflecting rising investor concern that excessive methane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energyemissions and how companies are managing methane reduction, reflecting rising investor concern that excessive methane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energy mmethane reduction, reflecting rising investor concern that excessive methane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energy mmethane emissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energyemissions from oil and gas operations will undercut the potential net climate benefit of substituting natural gas for coal, especially in decarbonizing energy markets.

The total biomass of our livestock is almost double that of the people on the planet and accounts for 5 % of carbon dioxide emissions and 40 % of methane emissions — a much more potent greenhouse gas.

The livestock methane research includes development of algae - based functional foods for reducing intestinal methane emissions from ruminants (such as cattle, sheep, goats and deer).

The livestock industry notes that if some or most of the methane could be incorporated into the animal's nutrition processes, rather than being emitted, this would increase productive weight gain at the same time as cutting greenhouse gas emissions, for a double bonus effect.

In fact, landfills are responsible for one - third of all methane emissions in the United States.

They're dairy free (because methane emissions from cows is a serious problem) and use a mixture of Einka flour (which is high in protein and vitamins and grown and milled right here in the Methow Valley) and buckwheat flour for a hearty, rich flavor.

Methane gas is second behind carbon dioxide in contributing to the greenhouse effect and global warming; cow flatulence and excretion account for 20 percent, or 100 million tons, of the total annual global methane emiMethane gas is second behind carbon dioxide in contributing to the greenhouse effect and global warming; cow flatulence and excretion account for 20 percent, or 100 million tons, of the total annual global methane emimethane emissions.

The findings are the first to note increased greenhouse gas emissions due to antibiotic use in cattle; a recent study suggests that methane emissions from cud - chewing livestock worldwide, including cows, account for about 4 % of the greenhouse gas emissions related to human activity.

Direct measurements of methane emissions are not available for all sources of methane..

For example, we found that total livestock methane emissions have increased the most in rapidly developing regions of Asia, Latin America and Africa.

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

For wells with plunger lifts that vent to the atmosphere, emissions averaged 1,000 scf to 10,000 scf of methane per event.

A team of researchers from the Cockrell School of Engineering at The University of Texas at Austin and environmental testing firm URS reports that a small subset of natural gas wells are responsible for the majority of methane emissions from two major sources — liquid unloadings and pneumatic controller equipment — at natural gas production sites.

«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.

The study is the second phase of the team's 2013 study, which included some of the first measurements for methane emissions taken directly at hydraulically fractured well sites.

In late March, the Obama administration released guidance directing U.S. EPA to address methane emissions from the oil and gas industry, after a number of studies measuring emissions from the air, known as «top - down» measurements, showed that the agency's emissions estimates for the industry were too low (ClimateWire, March 31).

The science program currently supports a wide area of research, including airborne measures of Alaska's interior forests, prototype methane monitors for California regulators, satellite - based assessments of farming emissions, and studies of forest fires in the Amazon basin.

Methane is a key greenhouse gas; the Arctic is a key region for natural emissions of methane; high summer and autumn are key periods when emissions can peak and change rMethane is a key greenhouse gas; the Arctic is a key region for natural emissions of methane; high summer and autumn are key periods when emissions can peak and change rmethane; high summer and autumn are key periods when emissions can peak and change rapidly.

Cattle are responsible for 20 percent of U.S. emissions of methane, which traps heat in the atmosphere 20 times more effectively than carbon dioxide.

For its part, AGA is quick to highlight U.S. EPA's estimates of methane emissions from natural gas.

What proved possible included an extension of the Kyoto Protocol for a period of either five or seven years (excluding Canada, Japan and Russia but adding nitrogen trifluoride, used in semiconductor manufacture, to the list of gases covered — CO2, methane, nitrous oxide, sulfur hexafluoride, perfluorocarbons), a Green Climate Fund to help low - income countries cope (albeit without any actual funds yet), an Adaptation Committee to coordinate such efforts globally, rules for a global program to reduce deforestation and how to monitor such deforestation, and a Climate Technology Center that will help launch projects to reduce greenhouse gas emissions.

Methane emissions account for 11 percent of the country's overall greenhouse gas emissions; both manure and food waste are significant contributors.

They estimated emission rates for the winter months, during most of which no methane was released because the soil was frozen.

During the early 2000s, environmental scientists studying methane emissions noticed something unexpected: the global concentrations of atmospheric methane (CH4)-- which had increased for decades, driven by methane emissions from fossil fuels and agriculture — inexplicably leveled off.

The United States has released an ambitious, climate - and conservation - focused agenda for its 2 - year chairmanship that includes pushing for more research on black carbon, which accelerates melting in the region, and on emissions of the potent greenhouse gas methane from the seabed and permafrost, as well as creating a network of marine protected areas in the Arctic and equipping Arctic villages with renewable energy sources.

A 16 - year study was used for robust estimates of the yield potential on organically managed crop land in southern Wisconsin as well as nitrous oxide and methane emissions and soil carbon.

Researchers at Radboud University and the Max Planck Institute for Marine Microbiology in Bremen discovered a microorganism that couples the reduction of iron to methane oxidation, and could thus be relevant in controlling greenhouse gas emissions worldwide.

Another method for reducing methane emissions, whether underground or on tracks of surface mining, lies in degasifying coal seams prior to extraction.

Food production accounts for a third of all greenhouse gas emissions when one tallies those from fossil fuels used in growing, preparing and transporting food; the carbon dioxide released by clearing land for farming and pastures; the methane from rice paddies and ruminant livestock; and the nitrous oxide from fertilizer use.

Steven Smith, lead author of Monday's study, told Reuters: «Our results don't change previous findings that soot and methane emission reductions would have beneficial effects for health and agriculture.»

Methane released from coal mines accounts for 8 percent of global methane emissions, according tMethane released from coal mines accounts for 8 percent of global methane emissions, according tmethane emissions, according to CATF.

Last year, for instance, an industry - funded study on the methane emissions from fracking wells was published in the prestigious journal, Proceedings of the National Academy of Sciences.

The same process could also be important in paddy fields, for example, which account for around 20 percent of human - related emissions of methane.

In the team's new analysis, Smith and Mizrahi use what they contend are more reasonable projections for emissions reductions, a more conservative timeline for the development and deployment of methane - capture technology, and more realistic estimates for how quickly Earth's climate will respond to reductions in methane and soot.

It produces less carbon dioxide emissions than coal for electricity or gasoline and diesel for fuel, but even a small amount of natural gas release — which is essentially methane — packs a greenhouse gas punch about 30 times more powerful than the same amount of carbon dioxide.

The authors of the new study, Steven Smith and Andrew Mizrahi, both climate analysts at the Joint Global Change Research Institute in College Park, Maryland, argue that for one thing, the earlier work assumes that dramatic cuts in methane and soot emissions are feasible based on shifting technologies and changes in human behavior.

To comply, the 182 nations that signed the protocol must meet targets for reducing emissions of greenhouse gases — climate - warming gases that include the common industrial by - products carbon dioxide and methane.

For the first time, the researchers also showed that higher HTC production temperatures resulted in a significant reduction in emissions of methane (CH4) and ammonia (NH3) and an increase of carbon dioxide and carbon monoxide.

The bad news is that wetlands are also responsible for up to a quarter of global methane emissions.

Individual cows can produce up to 500 liters of methane a day; the species accounts for about one - third of total methane emissions.

Although ponds less than a quarter of an acre in size make up only 8.6 % of the surface area of the world's lakes and ponds, they account for 15.1 % of carbon dioxide (CO2) emissions and 40.6 % of diffusive methane (CH4) emissions.

«Tiny grains of rice hold big promise for greenhouse gas reductions, bioenergy: Discovery delivers high starch content, virtually no methane emissions.»

The American Petroleum Institute hopes EPA's move is part of a one - two punch, with the Senate also considering using the Congressional Review Act to torpedo Bureau of Land Management restrictions on methane emissions for oil and gas development on public and tribal lands.

Urban areas and their aging natural gas pipes and valves are also responsible for a lot of methane emissions, which is about 35 times as potent as a greenhouse gas over the span of 100 years and makes up about 10 percent of all U.S. greenhouse gas emissions in terms of CO2 equivalents.

In Boston, methane emissions from aging pipes and other sources may be more than double official state estimates for the city, according to a study published Thursday in the Proceedings of the National Academy of Sciences, which was led by a team of researchers and scientists at Harvard University.

The faltering federal controls on methane followed a growing recognition of the gas's impact on the climate that translated into regulations on methane emissions for landfills and the oil and gas industry toward the end of Obama's second term.