Sentences with phrase «sulfur dioxide from»

Use kerosene heaters only in well - ventilated areas to remove carbon monoxide and sulfur dioxide from combustion.

Emissions of sulfur dioxide from power plants, it turned out, tend to combine with water downwind and produce flora - and wildlife - destroying sulfuric acid.

In 1977, the government made its first stab at confronting the issue, recommending that all new coal - fired plants have scrubbers to remove sulfur dioxide from their emissions.

Most environmentalists were pushing a «command - and - control» approach, with federal officials requiring utilities to install scrubbers capable of removing the sulfur dioxide from power - plant exhausts.

In response, the IPCC added a cooling factor to its models of the atmosphere, consisting of tiny aerosol particles produced by the emission of sulfur dioxide from electric power plants.

The EOS Aura satellite has some good plots of the Sulfur dioxide from Chaiten, many orders of magnitude lower than Pinatubo (15 - 20Mt SO2)... so far.

Such hazes are created when water vapor is lifted by an unknown process with sulfur dioxide from lower levels into the planet» upper atmosphere, where it is broken down by sunlight into molecules that recombine into volatile sulfuric acid.

Air pollution control devices called scrubbers use a sprayed slurry of ground limestone and water to remove sulfur dioxide from gases formed in coal combustion, said Tom Schmaltz, environmental director for Headwaters Resources, a world leader in coal combustion products.

«They took away from that [talk] that, on early Earth, you don't have much oxygen, but you do have sulfur dioxide from volcanism,» Ranjan recalls.

A pound of dioxin from chlorine bleaching in a pulp mill is far more dangerous than a pound of sulfur dioxide from a coal - burning power plant that runs a washing machine.

Not exact matches

Much of this fine particle pollution comes from electric power plants, either directly or as pollutants such as sulfur dioxide that chemically evolve downwind of the plant.

Switching from coal to natural gas would reduce sulfur dioxide emissions by more than 90 percent and nitrogen oxide emissions by more than 60 percent.

Whole Grain Wheat Flour, Figs, Sugar, Corn Syrup, High Fructose Corn Syrup, Soybean Oil, Soluble Corn Fiber, Partially Hydrogenated Cottonseed Oil, Oat Fiber, Salt, Resistant Corn Maltodextrin, Baking Soda, Calcium Lactate, Soy Lecithin, Malic Acid, Sodium Benzoate and Sulfur Dioxide (Sulfites) added to preserve freshness, Natural and Artificial Flavor, Vanillin (Artificial Flavor), Whey (From Milk)

• Organic wine and wine made from organic grapes are more often associated with input issues (no sulfur dioxide, no synthetic pesticides or fertilizers, non-GMO).

Golden raisins are treated with sulfur dioxide first to prevent them from turning dark and then air dried to keep them a lovely golden yellow color, plump, and moist.

The difference is that dark raisins are sun dried which gives them that dark shriveled appearance, whereas golden raisins are treated with sulfur dioxide first to prevent them from turning dark and then air dried to keep them a golden yellow color.

The new findings may help scientists better understand the rest of the Jupiter system, where about half the sulfur dioxide spewed from Io's volcanoes eventually drifts to circulate around the planet.

View a slide show of the world's first carbon capture and storage facility in operation The small stream of flue gas travels to the carbon - capture unit through plastic pipes reinforced with fiberglass and is cooled to between — 1 and 21 degrees Celsius from the 55 - degree C temperature at which it emerges from the other environmental technology add - ons that strip out the fly ash, sulfur dioxide and nitrogen oxides.

There, temperatures climbed as high as 42 °C, and an acid rain — caused by sulfur dioxide fumes from the volcano — occasionally lashed the upper reaches of the mountain.

The ConocoPhillips Wood River refinery also released nearly 5,000 tons of sulfur dioxide, 4,000 tons of nitrogen oxides and 2,000 tons of volatile organic matter, according to data from the U.S. Environmental Protection Agency.

Current, sulfur dioxide monitoring activities include the use of emission inventories that are derived from ground - based measurements and factors, such as fuel usage.

The study authors suggest that efforts to limit sulfur dioxide — a key precursor of sulfuric acid, one of the acids that scrubs ammonia from the atmosphere — could be partially responsible.

And all of that production means that China is bearing the burden of the pollution that can go along with the manufacture of such renewable energy for other countries — whether the acid rain — forming sulfur dioxide emitted from making the steel in a wind turbine's blade or the noxious chemicals left over after manufacturing specialized silicon, or glass, that can turn sunshine into electricity.

First was an improvement in the computer processing that transforms raw satellite observations from the Dutch - Finnish Ozone Monitoring Instrument aboard NASA's Aura spacecraft into precise estimates of sulfur dioxide concentrations.

Most atmospheric ammonia, which reacts with sulfur dioxide and nitrogen oxides to form fine particulates, comes from agriculture.

Simon Carn studies carbon dioxide and sulfur dioxide emissions from volcanoes using remote sensing.

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.

RGGI builds on the market known as the European Union Emissions Trading Scheme, which covers CO2 emissions from the E.U., as well as from the ongoing sulfur dioxide emissions market in the U.S..

They analyzed ozone measurements taken from weather balloons and satellites, as well as satellite measurements of sulfur dioxide emitted by volcanoes, which can also enhance ozone depletion.

Under that program, power plant owners who installed equipment to scrub the sulfur dioxide out of the emissions from their smokestacks could then sell for a profit any leftover allowances to other polluters unable or unwilling to make the pricey upgrades.

Similar scandals erupted over the effects of scores of industrial applications, ranging from sulfur dioxide and acid rain, to certain aerosols and the hole in the ozone layer, to leaded gas and cognitive impairment, to the granddaddy of them all, fossil fuels and global climate change.

Meanwhile, China obtains roughly three - quarters of its electricity from coal, meaning the air in Beijing and other cities is thick with sulfur dioxide, carbon monoxide, and nitrogen dioxide spewed from power plants and coal - burning stoves.

Using spectral readings from telescopes at the Keck Observatory in Hawaii, Hand has found high levels of oxidative chemicals such as sulfate, oxygen, sulfur dioxide and hydrogen peroxide on Europa's surface, which are produced as ionizing radiation from Jupiter scours it, splitting apart water molecules and sulfur compounds in the uppermost layers of its ice.

They have been declining steadily ever since 1978 — which is just what you'd expect if the sulfur dioxide came from an eruption in that year.

When sulfur dioxide and nitrogen oxides are released from power plants and other sources, prevailing winds blow these compounds across state and national borders, sometimes over hundreds of miles.

The precursors of acid rain formation result from both natural sources, such as volcanoes and decaying vegetation, and human - made sources, primarily emissions of sulfur dioxide and nitrogen oxide resulting from fossil fuel combustion.

In the United States, roughly two - thirds of all sulfur dioxide and a quarter of all nitrogen oxide come from electric power generation that relies on burning fossil fuels, such as coal.

The amount of sulfur dioxide falling on northeastern forests from Midwestern power plants has declined since the 1990s when that market was introduced.

For example, in 1991 the volcano Mount Pinatubo in the Philippines spewed 20 million tons of sulfur dioxide into the stratosphere, which spans altitudes from 10 to 50 kilometers.

«It is therefore reasonable to expect that precipitation extremes will continue to intensify,» although how much is still a mystery, largely thanks to an unclear understanding of the atmospheric impact of how tiny flecks of pollution in the atmosphere — known as aerosols to scientists and comprising materials ranging from soot to sulfur dioxide.

And sulfur dioxide extracted from the coal will be converted into sulfuric acid and sold as well.

The right mix of heat, pressure, and chemistry keeps the coal from burning; instead, it undergoes a series of reactions that give rise to a mix of gases, including hydrogen, carbon monoxide, nitrogen, and sulfur dioxide.

The new study suggests that the impact may have released around three times as much sulfur and much less carbon dioxide compared with previous estimates from 20 years ago.

Many of his mistakes are big ones: he bungles the issues involving reserves and resources that are critical to his core argument about oil remaining cheap; he drastically misleads his readers about the extent to which sulfur dioxide and nitrogen oxide emissions from coal - burning have been reduced; he trivializes the climate - change risks from coals carbon dioxide emissions by suggesting we know the impacts will be worth only 0.64 cents per kilowatt - hour.

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).

According to data from the U.S. Environmental Protection Agency (EPA), levels of all major air pollution contaminants (ozone, nitrogen oxides, carbon monoxide, sulfur dioxide, particulate matter and lead) are down significantly since 1970; carbon monoxide levels alone dropped by more than 70 percent.

The researchers say that the first of the two NJDEP's petitions shows that the 30,465 tons of sulfur dioxide emitted by the plant in 2009 was more than double the sulfur dioxide emissions from all power - generating facilities in New Jersey combined.

«Living downwind of coal - fired power plant could increase risk of low birth weight: Study found that babies born during 1990 - 2006 to mothers living as far as 20 to 30 miles away from proven emitter of sulfur dioxide emissions had 6.5 percent greater risk of low birth weight and 17.12 percent greater risk of very low birth weight.»

Specifically, two petitions filed by the New Jersey Department of Environmental Protection (NJDEP) with the EPA against a Pennsylvania power plant — the Portland Generating Station (PGS)-- show that sulfur dioxide (SO2) emissions from the plant have reached four New Jersey counties as far as 20 to 30 miles away.

Such cap - and - trade programs have already cut acid rain — causing sulfur dioxide pollution from power plants.