Sentences with phrase «emitted by our coal»

The amount of carbon dioxide emitted by our coal plants?

This figure has halved over the last decade, as the industry has improved its manufacturing processes, and it is only a fraction of that emitted by coal, at over 300g / kWh.

Our findings show that the gaseous form of mercury — emitted by coal - burning, mining and other industrial processes in the industrialized world — is being lofted into the region from thousands of miles away.

Natural gas produces a quarter of the nitrogen oxides emitted by coal and half the carbon dioxide for every unit of electricity generated.

Study lead author Michael Raupach, GCP co-chair and atmospheric physicist at Australia's Commonwealth Scientific and Industrial Research Organization, says it will take economic, policy and social changes to reverse the trend, such as capturing the CO2 emitted by coal - fired power plants and increased international cooperation.

First, given the events of the past weeks in financial markets, I'm not sure how these groups intend to build confidence in a market trading a ton of carbon that is avoided by protecting a forest acre in, say, Borneo, for a ton emitted by a coal - burning power plant in Boston.

In contrast, the CO2 emissions emitted by a coal plant represents a cumulative contribution to the atmospheric stock of carbon.

Andy points to the erstwhile dilemma posed by mercury - thanks to the Times interminable editorializing about the tons of quicksilver emitted by coal fired power plants several states upwind, many Manhattanites fear Minimata Disease should they crack open a window.

In the years prior to 1985, several publications reported the scientific consensus that acid rain emitted by coal - fired electricity generation plants belching sulfur dioxide was destroying vast swathes of forests and lakes in the eastern United States.

The air and water pollution emitted by coal and natural gas plants is linked with breathing problems, neurological damage, heart attacks, cancer, premature death, and a host of other serious problems.

David Cameron, the leader of the conservative party and possibly the next primer minister of the UK, said today that a Conservative government would put a tax on the carbon emitted by coal and natural gas power plants.

The EPA estimates that its rule will reduce by 90 percent the amount of mercury emitted by coal - fired power plants, the nation's largest source of mercury pollution.

Not exact matches

Essentially, sulfur dioxide gets emitted near the surface, either by a coal - fired power plant's smokestack or a volcano.

Light - colored sulfate aerosols are emitted mainly by dirty burning of coal.

The sentence marked with an asterisk was changed from «In fact, fly ash — a by - product from burning coal for power — and other coal waste contains up to 100 times more radiation than nuclear waste» to «In fact, the fly ash emitted by a power plant — a by - product from burning coal for electricity — carries into the surrounding environment 100 times more radiation than a nuclear power plant producing the same amount of energy.»

Most electricity in the United States is generated at power plants that run on coal and natural gas — fossil fuels that contribute significantly to global warming by emitting large amounts of carbon dioxide.

Another study, published last year in Reviews of Geophysics, lists the man - made aerosols as coming from sulfates, nitrate and black carbon emitted by internal combustion engines, coal - fired power plants, slash - and - burn agricultural practices, and smoke from cooking.

By their estimations, coal - fired power plants coming online since the turn of the millennium will emit more CO2 than all other human coal burning has since the dawn of the industrial age: 660 billion metric tons over their 50 - year lifetime versus 524 billion metric tons between 1751 and 2000.

That sulfur dioxide market, run by the U.S. Environmental Protection Agency (EPA), has reduced sulfur dioxide levels by 40 percent since 1992 by allowing companies to buy and sell the right to emit the acid - rain forming pollution from coal - burning plants, which has increased the acidity of lake waters throughout the region.

It is unlikely that all of the CO2 emitted in the U.S. could ever be captured and transported — whether by pipeline or tanker — to the west coast for injection, but local coal - fired power plants might be able to take advantage of the formation.

By showing that remote sensing not only can find coal fires but can accurately assess the amount of carbon dioxide and other gases being emitted, the USGS team has introduced an easier way of assigning solid numbers to the greenhouse gases emanating from coal fires around the world.

Most in the coal industry argue that market forces will sort out the problem, a dubious view shared by the Bush administration, but that seems improbable unless IGCC technology gets cheaper or the cost of emitting carbon goes up.

EUROPE»S plans for tackling global warming by driving down emissions of carbon dioxide may have backfired in Germany, where they have encouraged energy companies to build coal - fired power stations instead of gas - fired stations, which emit less CO2.

The results might not have immediate repercussions — nitrogen trifluoride currently adds 0.04 percent of the global warming effect created by carbon dioxide emitted from sources such as coal - burning power plants and cars.

At present pace, the trillionth tonne would be emitted just before Christmas in 2040, according to calculations by Oxford physicist Myles Allen, and there's more than enough coal, oil and natural gas left in the ground to cook the climate.

Layers of ice in the upper reaches of glaciers provide a year - by - year chronicle of soot emitted by local industry and by the coal and wood burned to heat homes in the valleys nearby.

I criticized this statement, noting that the actual emissions from U.S. coal - burning power plants declined only from 16.1 million tons to 12.4 million tons between 1980 and 1998 in the case of sulfur dioxide and from 6.1 million tons to 5.4 million tons between 1980 and 1998 in the case of nitrogen oxides (mostly emitted as NO, not NO2, but by convention measured as tons of NO2 - equivalent).

After all, coal burning is responsible for 40 percent of the 30 billion metric tons of CO2 emitted by human activity every year.

After conducting what he described as «more rigorous» calculations, Gervasi concluded «that the total release of CO2 from producing Natuna gas and burning of the LNG manufactured from the gas would be almost twice that emitted by burning an equivalent amount of coal.»

Both are pollutants, but the first is dominated by sulphate emissions from coal burning power plants, the second from ozone precursors such as NOx, volatile organic compounds, and carbon monoxide mainly emitted from vehicles.

Fine particles emitted by vehicles (especially diesel - powered ones), coal - fired power plants, and burning wood can penetrate deep into the lungs, while car exhaust, heat, and sunlight contribute to high ozone levels.

Third, the recent paper by Samset et al in GRL found that the loss of the cooling anthropogenic aerosols (primarily sulphates) emitted with fossil fuels combustion (mostly from coal and bunker fuels) would result in a near real - time warming of 0.5 C to 1.1 C.

The unnecessary investments and energy expended and greenhouse gasses emitted to the atmosphere while exploring and exploiting unproven natural resources in the Arctic Basin such as oil, natural gas, coal and minerals should be prohibited by International Law as was done in Antarctica.

This would include costs like storing and monitoring nuclear waste indefinitely, CO2 emitted to the atmosphere by fossil fuels, nitrous oxides and sulfur oxides from coal degrading the environment through acid rain, maintaining a large military to protect our oil supply lines from the middle east, pollutants entering water supplies from solar panel manufacture, pollutants generated by drilling for gas, etc., etc..

But this is silly, since the atmospheric lifetime of aerosols is just a matter of days, so once we stop burning coal, as we eventually must, the aerosols disappear quickly, unmasking the pent - up warming due to all the extra CO2 we emitted by not switching from coal to natural gas.

He has warned that if all the world's countries fail by 2030 to move away from burning coal for power (at least without capturing the emitted CO2), it will be impossible to avoid a long slide toward Earth becoming «a different planet» from the one human societies have experienced for thousands of years.

Rudolph W. Giuliani called for moving from energy rhetoric to action, using the popular Republican phrasing «clean coal,» a phrase with no meaning in the climate context until someone comes up with a cheap way to capture and store carbon dioxide emitted by power plants on the scale of billions of tons a year.

Therefore, if switching to natural gas from coal reduces the amount of CO2 you emit, you can tolerate quite a large amount of leakage and still come out ahead, because the warming caused by the leakage will go away quickly once you eventually stop using natural gas (and other fossil fuels), whereas the warming you would get from all the extra CO2 you'd pump out if you stuck with coal would stay around forever.

Two fossil fuel facts define the basic actions that are required to preserve our planet's climate: (1) it is impractical to capture CO2 as it is emitted by vehicles (the mass of emitted CO2 is about three times larger than the mass of fuel in the tank), and (2) there is much more CO2 contained in coal and unconventional fossil fuels than in oil and gas.

Among other initiatives, we're proud to have reduced our greenhouse gas emissions intensity by more than 30 % since 1990; to be the initial developer of a supercritical coal plant that will emit 15 % lower carbon dioxide than existing plants; to be a founding member of the FutureGen Alliance; to be a part of Australia's low - carbon Coal 21 program; and to be the only non-Chinese partner in China's zero - emissions GreenGen projcoal plant that will emit 15 % lower carbon dioxide than existing plants; to be a founding member of the FutureGen Alliance; to be a part of Australia's low - carbon Coal 21 program; and to be the only non-Chinese partner in China's zero - emissions GreenGen projCoal 21 program; and to be the only non-Chinese partner in China's zero - emissions GreenGen project.

At a plausible GHG emissions price of $ 50 / t CO2eq under a future US carbon mitigation policy, such co-production systems competing as power suppliers would be able to provide low - GHG - emitting synthetic fuels at the same unit cost as for coal synfuels characterized by ten times the GHG emission rate that are produced in plants having three times the synfuel output capacity and requiring twice the total capital investment.

In addition, closer to New Jersey, Governor Chris Christie and Commissioner Martin have called on the U.S. Environmental Protection Agency to expedite action to reduce pollutants emitted by the Portland Generating Station, a coal - fired power plant operated by RRI Energy in Northampton County, Pennsylvania, directly across the Delaware River from Knowlton, New Jersey.

China's biggest cities are choking on smog and air pollution emitted by nearby coal plants, and residents are fed up....

But while EVs don't directly emit pollutants, the power to recharge them is about half fueled by coal, which has its own environmental issues.

Last year, he sued to block a rule restricting how much mercury could be emitted into the air by coal plants.

From providing cleaner cookstoves to rural families and improving rice cultivation to reduce methane emissions to reducing emissions from deforestation and cutting deepening dependence on carbon - emitting coal, the solutions to global warming pursued by countries across Asia are specific to their unique needs and opportunities.

The use of coal as a fuel has now surpassed oil and developing countries now emit more greenhouse gases than developed countries — with a quarter of their growth in emissions accounted for by increased trade with the West.

Colorado's coal - and natural gas - fired power plants harm public health by emitting smog - forming pollution.

New and refurbished coal - fired power plants will not be eligible for funding unless they emit less than 550 grams of carbon dioxide per kilowatt - hour (gCO2 / kW), which could be met either by a combined heat and power plant or one that also burns biomass.

A U.S. Energy Department study found that liquefied natural gas from the U.S., used for power generation in Asia and Europe, will emit fewer greenhouse gas emissions from a lifecycle perspective than electricity generated by regional coal.