Sentences with phrase «nitrogen dioxide which»

The clouds of pollution contain sulphur dioxide and nitrogen dioxide which are eating away the monument, leaving the marble discoloured and lustreless.

Not exact matches

Air pollutants are the result of impurities in coal that, once burned, can become air - or water - borne hazards, including soot, sulfur dioxide, nitrogen oxides, and mercury, all of which are regulated in the U.S..

Hilary Benn: The simple reason why we are likely to have to apply for derogation under the new directive that gives member states the ability to apply for additional time is the existing problem that we have with PM10 and nitrogen dioxide, which, by definition is nothing to do with any decision that may yet be taken about the expansion of Heathrow.

Levels of nitrogen dioxide, which is linked to premature deaths and respiratory problems, were found at extremely high levels on roads connecting to the site of Johnson's planned Silvertown river crossing between East and SE London.

Without this fixed nitrogen, phytoplankton could not absorb carbon dioxide from the air, a feat which is helping to check today's rising carbon dioxide levels in the atmosphere.

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.

At the end of the study, children who lived in neighborhoods with the highest concentrations of nitrogen dioxide and particulates had experienced greater declines in insulin sensitivity and had signs of impaired pancreatic beta cells, which produce insulin.

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

It also emitted 33,400 tons of sulfur dioxide and nitrogen oxides, which are linked to asthma attacks and other respiratory problems.

Nitrospinae bacteria, which use the nitrogen compound nitrite to «fix» inorganic carbon dioxide into sugars and other compounds for food and reproduction, are responsible for 15 to 45 percent of such carbon fixation in the western North Atlantic Ocean, researchers report in the...

Handheld extinguishers, which are commonly sold at hardware stores for use in the kitchen or garage, are pressurized with nitrogen or carbon dioxide (CO2) to propel a stream of fire - squelching agent to the fire.

«A bioreactor containing anaerobic methane and ammonium oxidizing microorganisms can be used to simultaneously convert ammonium, methane and oxidized nitrogen in wastewater into harmless nitrogen gas and carbon dioxide, which has much lower global warming potential.»

The organisms also absorb nitrogen oxide and sulfur dioxide, which contribute to acid rain.

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.

Reduced nitrogen content in atmospheres with raised carbon dioxide has previously been attributed to a kind of dilutive effect, in which nitrogen absorption fails to keep pace with the increase in plants» photosynthesis and growth.

In rainwater, sulfur dioxide and nitrogen dioxide convert to sulfuric acid and nitric acid, which increase the acidity of rainwater.

European Union rules set a maximum hourly concentration of nitrogen dioxide, which, in towns and cities, mainly comes from road traffic.

This molecular combination could only happen one of two ways, the more common of which requires the presence of nitrogen dioxide.

Since air is 80 % nitrogen, the high voltage arc through nitrogen produces nitrogen dioxide (NO2) which combines with the water (H2O) to form nitric acid (HNO3).

The green group highlighted that City Hall did not publish a report in full in 2013 on primary schools in areas with nitrogen dioxide levels which breach EU legal limits.

Hot on the heels of the Unicef publication was a Guardian exclusive report which revealed 802 UK schools, nurseries and colleges — out of 3,261 — are located within 150 metres of areas where levels of nitrogen dioxide breach EU legal limits.

Usually contains platinum, palladium and / or rhodium, which acts as a catalyst in a chemical reaction that converts unburned hydrocarbons, carbon monoxide and oxides of nitrogen into water vapor, carbon dioxide and other gases that are less toxic than untreated exhaust fumes

The company's primary products are atmospheric gases, which are produced from air (e.g., oxygen and nitrogen) and process gases, which are produced through additional processes (e.g., carbon dioxide, hydrogen, and acetylene).

The coral polyps, as a respiratory byproduct, release carbon dioxide and ammonia, (of which the major constituent is nitrogen).

According to the Chinese Centre for Disease Control and Prevention, the burning of coal is responsible for 70 percent of the emissions of soot that clouds out the sun in so much of China; 85 percent of sulfur dioxide, which causes acid rain and smog; and 67 percent of nitrogen oxide, a precursor to harmful ground level ozone.

In the atmosphere, a portion of the nitrogen winds up as nitrous oxide — laughing gas — which is not only a greenhouse gas that is 300 times more potent that carbon dioxide, but also destroys ozone, the gas that keeps us from getting more of a dose of UV radiation.

Tin disulphide has a high affinity to nitrogen dioxide, which makes it selectively absorb those molecules.

This proven technology has helped shift more electricity generation to natural gas, which emits less nitrogen oxides, sulfur dioxide, mercury and more than 50 percent less carbon dioxide than coal.

Some regions may even shift from being a carbon sink to being an atmospheric carbon dioxide source, 50,51,52 though large uncertainties exist, such as whether projected disturbances to forests will be chronic or episodic.31 Midwest forests are more resilient to forest carbon losses than most western forests because of relatively high moisture availability, greater nitrogen deposition (which tends to act as a fertilizer), and lower wildfire risk.50, 51,53

A while ago, can't recall off - hand which discussion here, I was told that carbon dioxide had a much greater heat capacity than oxygen and nitrogen..

«Ecological treaties should seek to curb emissions of sulpher dioxide, nitrogen oxides, heavy metals and other highly - toxic pollutants instead of targeting carbon dioxide, which is a non-toxic gas whose impact on global warming has not been proved,» says Dr. Golubchikov.

(Sec. 340) Requires the EPA Administrator to report to Congress on an analysis of the effects of different carbon dioxide reduction strategies and technologies on the emissions of mercury, sulfur dioxide, and nitrogen oxide, which cause acid rain, particulate matter, ground level ozone, mercury contamination, and other environmental problems.

Just as the real gases of nitrogen and oxygen and carbon dioxide have been replaced by sleight of hand by the real world physics imaginary «ideal gas», without mass therefore not subject to gravity and without weight, and without volume and attraction, which means, their Greenhouse Effect atmosphere is empty space, which is why they have no sound.

Not later than 18 months after the date of enactment of this Act, the Administrator shall submit to Congress a report that analyzes the effects of different carbon dioxide reduction strategies and technologies on the emissions of mercury, sulfur dioxide, and nitrogen oxide, which cause acid rain, particulate matter, ground level ozone, mercury contamination, and other environmental problems.

All of Bullfrog Power's electricity comes from wind and low - impact hydro facilities that do not emit any carbon dioxide, nitrogen oxides and sulphur dioxide (precursors to smog), particulate matter (which gives rise to respiratory disease), heavy metals (mercury, lead, cadmium) and carcinogens.

As any suburbanite knows, lush green grass requires not only water, carbon dioxide and sunshine, but also a supply of nutrients, among which nitrogen and phosphorous are the most important.

The reliability of supply provided by our nation's network of storage and distribution facilities has contributed to the increased use of natural gas in many sectors of the U.S. economy, which has led to reductions in air emissions — ranging from criteria pollutants, such as sulfur dioxide and nitrogen oxides, to greenhouse gases.

«As we clean up the energy sector's carbon dioxide, we also clean it up for [other pollutants like] sulfur dioxide and nitrogen oxides,» which have been linked to respiratory diseases, says David Hawkins, director of climate programs at the Natural Resources Defense Council.

Hence carbon dioxide molecules have a cooling role radiating away that thermal energy which they acquire from oxygen and nitrogen molecules that can not radiate themselves.

New maximum levels for nitrogen oxides, a component of smog, and sulfur dioxide, which causes acid rain, are scheduled to take effect in 2012.

Carbon dioxide production by humans is less than 11 % of the world's production of CO2, which in turn is less than half of the less than 0.1 % of atmospheric gases that are not oxygen or nitrogen.

For example, in 1990, Congress amended the Clean Air Act to limit emissions of sulfur dioxide and nitrogen oxides, which are major sources of fine particulates.

Not only do coal - fired power station produce climate changing CO2, they also produce particulate matter, sulphur dioxide and oxides of nitrogen; all of which cause serious and undisputed health problems in a great many people.

Other air pollutants, which contribute to acid rain and can cause respiratory problems - sulphur dioxide (SO2), ammonia (NH3), particulate matter (PM10) and nitrogen oxides (NOx)- were found to cause $ 38 - 105 billion of damage a year.

Rights - of - way on public lands result in landscape and habitat fragmentation, while coal combustion produces a number of gaseous byproducts, including CO2, nitrogen dioxide, sulfur dioxide, and methane — which exacerbate climate change and are associated with ground - level ozone (smog), air pollution, and acid rain.

The main greenhouse gases are carbon dioxide, methane and nitrogen oxides (which also causes acid rain).

They have developed a new way of producing ammonia which reduces nitrogen oxide emissions by 87 per cent, sulphur dioxide by 95 per cent and carbon dioxide by 60 per cent — and it uses less resources.

Not all NOx emissions — which include nitrogen dioxide (NO2) and nitrogen oxide (NO)-- are dangerous.

In freshwater systems, acidifying depositions occur following the release of nitrogen oxides (NOx) and sulfur dioxide (SO2) into the atmosphere, mainly from the combustion of fossil fuels, which then may fall in dry or wet form.

Coal combustion releases sulfur dioxide (SO2) and nitrogen oxides (NOx), which react with water and oxygen to form acid rain.