After an equal share of electric power was generated from coal and natural gas in April 2012, EIA's most recent preliminary data through March 2013 show coal has generated 40 % or more of the nation's electricity each month since November 2012, with
natural gas fueling about 25 % of generation during the same period.
Not exact matches
The boxes, which cost
about $ 750,000, provide 100 kilowatts of electricity by converting air and
fuels like
natural gas into power.
Motivations include concerns
about future demand for transport
fuels, growth opportunities in low - carbon technologies, and diversifying into power generation to secure demand for
natural gas.»
Natural gas is used as the primary heating
fuel in
about half of U.S. households, and prices can rise rapidly when extreme weather comes.
Renewable energy: Commit to 100 percent renewable power The Climate Collaborative states that
about one - third of all the greenhouse
gas emissions in the U.S. come from the burning of fossil
fuels such as coal and
natural gas to produce electricity.
According to the report,
about US$ 494million will be required to procure
natural gas for the various thermal plants as there is bound to be at least a supply deficit of 65,000 mmscf, as it has been estimated that the
gas flow required for
fuelling the thermal plants this year will range between 120,000 - 146,400 mmscf.
Representing a smattering of different environmental advocacy groups from around the state,
about 250 protesters held signs calling on officials and lawmakers to prohibit any more
natural gas pipelines being built in New York, to stop the construction of a proposed liquid
natural gas storage facility next to Seneca Lake, and to shift the state's energy production to greener
fuel sources....
«This is
about «bridge energy»,» Fahy said, referring to the transitional or intermittent use of fossil
fuels such as
natural gas to reach renewable energy goals.
About 15 times as much oil and
natural gas is used as
fuel than ends up in consumer products ranging from soaps, shampoos and deodorants to air fresheners, glues and cleaning sprays.
Natural gas, which now supplies 25 percent of the nation's electricity, is the cleanest - burning fossil
fuel, producing
about half as much carbon per watt of power as coal.
LNG is also available for purchase from municipalities that use
natural gas for heating homes, which alleviates concerns
about fuel supply, said Leffin.
Many owners and managers also worried
about market volatility around
natural gas pricing compared with prices for residual oil, which they knew to be stable and historically less expensive than other
fuels.
Several said they were uncertain
about which
fuels were the cleanest (for some,
natural gas was perceived by some as dirty due to its extraction from hydro - fracking).
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.
If faced with the choice of shutting down either a typical coal plant or a typical
gas plant and methane leakage from the
natural gas plant is below
about 2 percent of total
fuel, there would be a short - term climate benefit to shutting down the coal plant instead of the
natural gas plant, the team found.
Currently,
about 95 percent of hydrogen production worldwide comes from converting fossil
fuels such as
natural gas into hydrogen — a process that releases large quantities of carbon dioxide into the air, said Maher El - Kady, a UCLA postdoctoral researcher and a co-author of the research.
Natural gas is by far the cleanest - burning fossil
fuel, producing
about half as much carbon dioxide as the energy - equivalent amount of coal.
«The methodology can not be used to infer anything
about the direct impacts of specific policies, such as power plant emissions limits or renewable portfolio standards, or the effect that changes in relative prices may have on
fuel choice, such as the impact of the change in supply or price of
natural gas or renewables may have had on the competitiveness of coal.
Currently, fertilizer is made using
natural gas (steam reforming of methane to generate hydrogen to feed into the Haber process)-- but with the new advances (http://www.greencarcongress.com/2008/07/researchers-at.html), it should be possible to generate that hydrogen directly from water using sunlight; feed the hydrogen into the Haber process (energy expensive, true, but doable), and then you have your ammonia, convert half of that to nitrate, and there you have your ammonium nitrate fertilizer, which currently accounts for
about 1/2 of all agricultral fossil
fuel use.
The Civic
Natural Gas runs
about $ 5000 more than an equivalent Civic EX, so if this drive cycle were representative of most of my driving, there's only
about a 4 - cent - per - mile difference between the two
fuels.
About Honda Civic One of the best - selling compact cars in the United States, the Civic features a lineup of six distinct models: the conventional gasoline - powered Civic Sedan and Civic Coupe, two high - performance Civic Si models, gasoline - electric Civic Hybrid, the Civic
Natural Gas and Civic HF high
fuel economy model.
I suspect that we will be hearing a lot more
about hydrogen cars too; the fossil
fuel companies might well fund a fake «hydrogen economy» because the cheapest hydrogen is made by steam reforming of
natural gas; people think that this is somehow better than just running a car on CNG.
Obama's hype
about the promise of
natural gas as a transitional
fuel also helped me see that however well - intentioned, parts of his plan are potentially inadequate for the scale of the climate change crisis.
Currently, fertilizer is made using
natural gas (steam reforming of methane to generate hydrogen to feed into the Haber process)-- but with the new advances (/ / www.greencarcongress.com/2008/07/researchers-at.html), it should be possible to generate that hydrogen directly from water using sunlight; feed the hydrogen into the Haber process (energy expensive, true, but doable), and then you have your ammonia, convert half of that to nitrate, and there you have your ammonium nitrate fertilizer, which currently accounts for
about 1/2 of all agricultral fossil
fuel use.
The authors note that as fossil
fuel reserves shrink, as air pollution worsens, and as concerns
about climate instability cast a shadow over the future of coal, oil, and
natural gas, a new world energy economy is emerging.
Confusion by some
about oil and space flight actually points to the main thrust of the ad and the campaign:
Natural gas and oil are much, much more than just
fuels.
I talk
about how when we burn fossil
fuels, such as coal, oil, and
natural gas for our energy, it releases carbon dioxide (CO2) into our air supply.
It is also expected to help the state diversify a
fuel mix that stands at
about 64 %
natural gas, 7 % coal and less than 10 % renewables.
Assuming the region becomes even more dependent on
natural gas, if there were short - term disruptions to other
fuels, the region could need
about 2,400 MW for a few hours on
about nine cold days a year by 2029/2030.
This technical document gathers new knowledge
about the potential of Liquefied
Natural Gas (LNG) powered shipping in the North American Emission Control Area and identifies the necessary conditions for the successful implementation of LNG as a
fuel source for shipping in the region.
But every one of these cases ignores the fact that the public has known
about the link between burning fossil
fuels and climate change for decades and has continued to rely on oil and
natural gas because of its unmatched cost, energy density, and reliability.
Because
natural gas is a considerably more expensive
fuel than coal, it takes a substantial CO2 cost to overcome this
fuel cost disadvantage —
about $ 30 / ton, on current
fuel price expectations in the U.S.. On the other hand, consider pending investments to add new generating capacity in the United States over the next few decades.
Given that
natural gas is seen as an alternative to more carbon - intensive
fuels, people's fears
about climate sometimes work to the advantage of the
natural gas industry.)
Currently,
about 95 percent of hydrogen production worldwide comes from converting fossil
fuels such as
natural gas into hydrogen — a process that releases large quantities of carbon dioxide into the air, said Maher El - Kady, a UCLA postdoctoral researcher and a co-author of the research.
So it's puzzling to hear
about a recent effort in New York to block expansion of an Upstate
natural gas storage plant in the name of a «climate emergency,» as one activist put it — puzzling because
natural gas is doing more to reduce U.S. emissions than any other
fuel.
This technical document gathers new knowledge
about the potential of Liquefied
Natural Gas (LNG) powered shipping in the North American Emission Control Area and identify the necessary conditions for the successful implementation of LNG as a
fuel source for shipping in the region.
Fuel cost for a CCGT with
natural gas at $ 4 / MMBTU is going to be
about $ 250 million / GW year compared with
about $ 80 million / GW year for the Chinese HTR - PM.
Operating cost for electric cars is $ 0.50 to $ 0.75 per mile versus $ 0.10 for gasoline powered cars once battery replacement costs are included By 2020, Chinese PER CAPITA emissions will be higher than America's Does not believe that the 0.6 degree temperature rise to date is the West's «fault,» but does believe that China is the future problem Whatever U.S. does
about emissions reduction and what people do as individuals is totally trivial in face of the fact that China is adding huge amounts of coal fired generating capacity The most meaningful emissions reduction strategy today would be to convert China from coal to
natural gas The claim that there are more frequent or more intense hurricanes and tornadoes as a result of AGW is not scientifically supported We can reduce emissions, but it is important that we do the RIGHT things (and NOT the WRONG ones) Not worried
about «peak oil;» coal can be converted to liquid
fuel
Throughout the country, we see stories
about communities and utilities working together to extend
natural gas infrastructure to those who do not have access to the benefits of this
fuel.
Just
about half of U.S. households use
natural gas as their primary heating
fuel, and America's ongoing energy revolution is helping keep heating costs low.
RL Miller, founder of the SuperPac Climate Hawks Vote, said her group plans to use the
natural gas leak to educate voters
about Upton's «shoddy environmental record and fossil
fuel ties.»
Fuel Fix Blog: The Marcellus region is now the biggest
natural gas shale play in the world, and there's still
about $ 90 billion to be made by tapping the area's reserves, according to a study by energy analyst group Wood Mackenzie.
About half of this reduction is due to differing carbon intensities of the
fuels (
natural gas emits 40 percent less carbon than coal per unit of heat).
I think you'd be much better off just drying and pelletizing the cellulosic material and using a syngas generator to produce carbon monoxide and then
fuel your internal combustion engine directly from the CO which requires very little modification to the engine —
about the same as the modifications required to run it from
natural gas or propane.
As fossil
fuel resources shrink, as air pollution worsens, and as concerns
about climate instability cast a shadow over the future of coal, oil, and
natural gas, a new world energy economy is emerging.
«The methodology can not be used to infer anything
about the direct impacts of specific policies, such as power plant emissions limits or renewable portfolio standards, or the effect that changes in relative prices may have on
fuel choice, such as the impact of the change in supply or price of
natural gas or renewables may have had on the competitiveness of coal.
Paul went on to point out that NERC, grid operators, and others that support
fuel diversity have, at the same time, raised cautions
about overreliance on
natural gas to generate electricity.
But it's not realistic: Nationwide, there are only
about 3500 service stations (out of 120,000) that offer
natural gas — based automotive
fuel, and it would cost billions of dollars and take years to develop sufficient infrastructure to make that
fuel competitive with gasoline or diesel.
THE REAL STORY
ABOUT NATURAL GAS: The most important thing to understand about NG is that it is A NON-RENEWABLE FOSSIL
ABOUT NATURAL GAS: The most important thing to understand
about NG is that it is A NON-RENEWABLE FOSSIL
about NG is that it is A NON-RENEWABLE FOSSIL
FUEL.
And the methane issues with
natural gas completely preclude talking
about natural gas as a bridge
fuel.