Sentences with phrase «for ethanol in gasoline»

Not exact matches

(Most gasoline contains 10 % ethanol, but regulators have approached E-15 (15 % ethanol) for use in vehicles manufactured from 2001 on, and all new car warranties approve the use of E-15.)

An assessment paid for by DuPont said that the ethanol it will produce there could be more than 100 per cent better than gasoline in terms of greenhouse gas emissions.

Indeed, The New York Times reported in March that Mr. Icahn was pressing for a change in a requirement that refiners be held responsible for ensuring that corn - based ethanol is mixed into gasoline.»

WASHINGTON, DC — Today the Grocery Manufacturers Association (GMA), as part of a coalition of food, farm and oil industry groups, filed a petition with the U.S. Supreme Court asking that it reverse the DC Circuit Court's August 2012 decision to dismiss its challenge to the Environmental Protection Agency's (EPA) decision to allow gasoline containing 15 percent ethanol («E15») to be sold for cars manufactured in the 2007 model year or later.

According to analyses that have been published in Science and carried out by the California Air Resources Board, corn - based ethanol is actually worse than gasoline, mainly because growing more corn for ethanol forces farmers to clear additional grasslands and forests to grow food crops.

However, the health of the entire population pays a high price: substitution of gasoline for ethanol leads to a 30 % increase in the atmospheric concentration of ultrafine particulate matter, which consists of particles with a diameter of less than 50 nanometers (nm).

In setting state rules for low - carbon fuels, California officials have calculated that corn ethanol is worse than gasoline.

Actually, MacCready predicts that the big market in the coming decade or two may not be so much for all - electric cars as for hybrid cars designed to run on batteries in pollution - choked cities and on gasoline — or natural gas, or ethanol, or hydrogen, or some other range - extending fuel — on long highway trips (though the way Americans drive now, 90 percent of all car trips fall within Impact's 120 - mile range).

When you account for these factors, corn ethanol — currently the most widely produced biofuel in the United States — generates about 43 percent less carbon dioxide than gasoline.

It's said that ethanol is capable of more power than gasoline in an engine exclusively designed for it.

For the purposes of this question, the impact of gasoline vs ethanol will be felt as a change in effective working pressure.

E85, a mixture of 85 percent ethanol and 15 percent unleaded gasoline, is an alternative fuel for use in flexible fuel vehicles (FFVs).

In this study, we evaluate transportation impacts and infrastructure requirements for the use of E85 (85 % ethanol, 15 % gasoline) in light - duty vehicles using a combination of corn and cellulosic ethanoIn this study, we evaluate transportation impacts and infrastructure requirements for the use of E85 (85 % ethanol, 15 % gasoline) in light - duty vehicles using a combination of corn and cellulosic ethanoin light - duty vehicles using a combination of corn and cellulosic ethanol.

Furthermore, the Brazilian subsidiary began producing flex - fuel versions for the Civic and the Fit models, capable of running on any blend of gasoline (E20 to E25 blend in Brazil) and ethanol up to E100.

Renewable - fuel standard — Congress laid the foundation for this strange - bedfellow debate in 2013, and next year could bring more substantive action, depending on whether gasoline prices go up and how that affects ethanol prices.

Based on the just released Low Carbon Fuel Standard prepared by the University of California for the Governor, «regular» gasoline as a value of 85 — 92 g CO2 eq / MJ, while natural gas has a value of ~ 80 g CO2 eq / MJ, electricity in California has an average value of 27 g CO2 eq / MJ (when used to drive an electric vehicle), and cellulosic ethanol derived from municipal solid waste is ~ 5 g CO2 eq / MJ.

The lead author of one of the studies referenced in Elisabeth Rosenthal's recent article says in a policy brief that ``... switching from gasoline to corn ethanol doubles greenhouse gas emissions for every mile driven.»

While ethanol, for example derived from corn but distilled in a facility powered by coal was, in fact, on average worse, than gasoline, some of the envisioned cellulosic - based biofuels could be dramatically better on a g CO2 eq / MJ basis.

The gasoline also did contain some hydrogen that burned to form water, so the 3:1 ratio Jeff references probably was for gasoline (not containing ethanol) but adjusted for the mass content of the hydrogen in the gasoline and is likely more accurate than the 3.67 ratio of carbon to carbon dioxide masses.

Biofuels Digest quotes Barbassa as saying that gasoline has now become «the alternative fuel»: In fact Petrobras predicts that by 2020 that the gasoline market for light vehicles will shrink by 17 %, with ethanol use increasing.

In Brazil ethanol has become economically competitive with gasoline, and the country's biofuels program could serve as a world model for producing sustainable energy, officials say.

In a report released last month, the GAO underscored the evaporative problems posed by ethanol, saying that compensating for ethanol forces refiners to remove certain liquids from their gasoline: «Removing these components and reprocessing them or diverting them to other products increases the cost of making ethanol - blended gasoline.»

Mid-range gasoline - ethanol blends (greater than 10 percent and less than 85 percent ethanol) should only be used in vehicles approved for their use by the U.S. Environmental Protection Agency.

So no, the energy balance of sugarcane ethanol is not in fact better than that for gasoline.

An independent panel of academic scientists for the National Research Council of the National Academy of Sciences — reviewing the conflicting work of Searchinger, Wang and several others — concluded in a 2011 report that «corn - grain ethanol might not have lower [greenhouse gas emission] values than petroleum - based gasoline.»

Third, there can be — indeed, has been — a major impact in the U.S. motor fuels sector, where the market for biofuels (mainly ethanol) is negatively affected by low conventional gasoline prices.

From 2007 to 2013, corn ethanol interests spent $ 158 million lobbying for more mandates and subsidies — and $ 6 million in campaign contributions — for a fuel that reduces mileage, damages engines, requires enormous amounts of land, water and fertilizer, and from stalk to tailpipe emits more carbon dioxide than gasoline.

Two ads have been running heavily in the Washington, D.C., market and in some other markets in advance of a Nov. 30 deadline for the EPA to finalize requirements for the total volume of ethanol to be put into gasoline, and for other renewable fuels.

And — as mentioned in the anti-ethanol ad — even former Vice President Al Gore has called the federal requirement for adding corn - based ethanol to gasoline «a mistake.»

Just growing corn and preserving it in a salt mine forever whilst making gasoline from coal or natural gas will even capture far more carbon than using it for ethanol does.

The search for new strategies generally falls in two camps: ways to use organic stuff other than corn to make ethanol, and ways to manipulate organisms to produce a different fuel identical to gasoline or diesel.

To produce enough corn - based ethanol to meet current U.S. demand for automotive gasoline, we would need to nearly double the amount of land used for harvested crops, plant all of it in corn, year after year, and not eat any of it.»

Because so little energy is required to cultivate crops such as switchgrass for cellulosic ethanol production, and because electricity can be co-produced using the residues of such cellulosic fuel production, reductions in greenhouse gas emissions for celluslosic ethanol when compared to gasoline are greater than 100 per cent.

One exception has been some use of liquid natural gas (LNG) and other fuels for fleets of buses or delivery vehicles, although not substantially for privately - owned ones, and the use of corn - derived ethanol mixed with gasoline in proportions up to 10 per cent ethanol («gasohol») in some states.

Speaking at the American Association for the Advancement of Science annual meeting in San Francisco, Dale says that while corn ethanol produces less greenhouse gases than gasoline, it can cause other detrimental environmental effects if not carefully managed.

Even when the gasoline emissions catch up with maize ethanol, the global - warming damage from the maize ethanol emissions is greater, because they have been in the atmosphere for longer.

In the case of maize ethanol it leads to a higher abundance of carbon dioxide in the atmosphere for the first 15 years of its production, compared to gasolinIn the case of maize ethanol it leads to a higher abundance of carbon dioxide in the atmosphere for the first 15 years of its production, compared to gasolinin the atmosphere for the first 15 years of its production, compared to gasoline.

However, in the United States there are also niche markets for E-85, which is made up of 85 % ethanol and 15 % gasoline.

Almost all of these projects differ from the ethanol being blended into the US gasoline supply in that they are made from inedible feedstocks, which sidesteps one of the critiques often leveled at biofuels: that they compete in with crops raised for people or livestock, driving up food prices.

For the transportation sector, we assumed that all gasoline and ethanol would be consumed in spark - ignition engines, whereas diesel and biodiesel would be consumed in compression - ignition engines.

Federal and state subsidies for ethanol helped keep the fuel in production when ethanol prices fell with crude oil and gasoline prices in the early 1980s.

http://www.ag.ndsu.edu/energy/biofuels/energy-briefs/history-of-ethanol-production-and-policy «Today's ethanol industry began in the 1970s when petroleum - based fuel became expensive and environmental concerns involving leaded gasoline created a need for an octane.

Key findings from the survey of 1,000 registered voters include 74 percent agreeing that federal regulations could contribute to increased costs for gasoline to consumers and 68 percent who're concerned about government regulations that would increase the amount of ethanol in gasoline.

He pointed to findings that corn ethanol, which plays the largest role in meeting RFS mandates, emits more greenhouse gases than gasoline, and he said it is «confusing» for the Obama administration to push corn ethanol while it seeks to lower global greenhouse gas emissions at the Paris climate summit.

At issue is whether to suspend a five - year - old federal mandate requiring more ethanol in gasoline each year, a policy that has diverted almost half of the domestic corn supply from animal feedlots to ethanol refineries, driven up corn prices and plantings and created a desperate competition for corn as drought grips the nation's farm belt.

Even with this small increase in the share of natural gas powered vehicles, the ethanol content of the gasoline pool could rise to 34 %, posing an even greater problem for the future viability of E10 and E85 gasoline.

Brian Dodge, just for comparison and context, converting all gasoline using vehicles to 100 % corn - based ethanol would require almost 7x the current acreage in corn, and 30 % more than the current total cropland of the US.

«If every one of the 70 million acres on which corn was grown in 2006 was used for ethanol, the amount produced would displace only 12 percent of the U.S. gasoline market.

But instead of leaving it there, you harvest the corn and convert it into ethanol, an energy intensive process, and use the remaining carbon in the ethanol as a replacement for gasoline carbon.