| Clear correlations can then be made between air pollutant exposure concentrations, respiratory function, and quality of life among asthmatics. |
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| If there is a quantity of smoke or other airborne pollutant particles present, it is known as smog. |
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| Unfortunately for hayfever sufferers, pollen is a natural pollutant of the air. |
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| The pots were carefully sprayed with pollutant solutions for 2 min and maintained in propagators in the growth cabinet as described above. |
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| In the present article, the authors examined mercury in human saliva as a pollutant. |
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| The southern pollutant buildup has long-range effects, often traveling across Africa, far beyond the main brown cloud of particles. |
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| Incredibly low concentrations of a pollutant in the environment can be concentrated enormously by the food chain. |
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| Such use has not only reduced costs but has also helped thermal power stations and paper mills dispose of fly-ash, a pollutant. |
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| Figures showed that amounts of the pollutant nitrogen dioxide were predicted to exceed allowed annual limits in five areas of the city. |
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| Nitrogenous compounds have become a major global pollutant in freshwater and estuarine ecosystems. |
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| This pollutant can be absorbed by both your lungs and your skin and result in caustic burns, kidney and liver damage and hyperactivity. |
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| The purpose of the convention is to protect human health and the environment from persistent organic pollutant chemicals. |
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| This is particularly so if one discounts studies of the pollutant susceptibilities of Sphagnum mosses growing on peat in ombrotrophic mires. |
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| But hexane is an air pollutant, and its release is regulated by the U.S. Environmental Protection Agency. |
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| We cannot attribute the observed adverse effects to any single pollutant, although particulate pollution may be a strong candidate. |
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| Fetal exposures to this proliferating pollutant can harm newborn mice and rats, a new study shows. |
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| In addition to ambient pollutant levels, elemental concentrations within moss tissue may be influenced by the nature of the sample. |
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| A global pollutant of most aquatic systems, nitrate has the potential to be an endocrine disrupting contaminant. |
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| Thousands were killed in June when a pollutant believed to be sheep dip spread through a 10 kilometre stretch of the River Mint at Patton Bridge near Kendal. |
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| The simplest, and easiest to bolt on to existing plants, treats carbon dioxide like any other pollutant, and extracts it from the flue gas. |
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| Noise is as much an environmental pollutant as dust, lead powder or any other airborne contaminant. |
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| Copper is a highly toxic environmental pollutant with bioaccumulative properties. |
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| Dioxins are a known environmental pollutant, so it's possible that tiny amounts may be found in tampons as a result of environmental pollution. |
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| Noise, which can be an environmental pollutant, may come from equipment such as stand-by generators, air conditioners and cooling fans. |
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| For many people noise has long since become the main environmental pollutant. |
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| The advantage of this method is that the vehicle can dig down into the sediment to see if any pollutant is trapped. |
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| Independent of that limitation it could be demonstrated that the actinism of the plasma on the pollutant is very effective. |
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| The SIWG found nitro gen to w arrant specific mention b ecause of th e lack o f explicit attention to this pollutant in the Agreement. |
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| Mops, pom-poms: effective on highly viscous products as the fibres become smothered with the pollutant. |
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| It has backwashing function and the dirtiness or other pollutant can be washed away quickly with a little amount of water. |
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| In terms of waste management: it is more difficult to dispose of a mixture of oiled sorbents than pure pollutant. |
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| Smothering can be extensive in the case of a sinking pollutant or in the event of strong swell pushing the pollutant below the intertidal zone. |
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| Soil damage occurs when the pollutant load is larger than the neutralizing capacity of the soil. |
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| The pollutant leaked into a mountain stream located in Saint-Pierre-d'Allevard due to the flow direction of this drainage basin. |
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| When Mr Verrilli argued that the agency need not analyse costs and benefits before deciding to curb a pollutant, Mr Kennedy raised an eyebrow. |
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| They should be talking about carbon dioxide which is, by the way, not a pollutant but a natural constituent of the atmosphere. |
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| Reduction of the pollutant load discharged and the volume of effluent to be treated. |
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| Innovative systems are being devised to reduce not only the pollutant flows but also their impact. |
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| Let us not forget that mercury is a worldwide pollutant which knows no bounds. |
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| It has wanted to deal with that for years and years to find some way to treat the sewage so it would not be a pollutant. |
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| The most critical energy-related pollutant is air pollution in Iran's big cities. |
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| New piston designs have become necessary due to legislation for pollutant emission of diesel engines. |
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| This would mean making a threefold reduction in our energy consumption and bring with it a marked decrease in pollutant emissions. |
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| Furthermore, it is not always easy to identify the pollutant content of facility waste. |
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| Spent on agricultural inputs, such as pesticides, which are likely to contain persistent organic pollutant contaminants for some pest problems. |
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| After that, a certificate attesting to the low pollutant emission level of the vehicles was required for the granting of a licence. |
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| After the state has reduced emissions of the offending pollutant and these programs have proven effective, it may apply for reattainment for the area. |
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| Carbon monoxide is not only a hazardous air pollutant itself, it is also a chemical compound that produces ozone, a greenhouse gas that is a human health hazard. |
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| From above the water, the flying is still done with the immediate aim of detecting abnormal situations, such as the presence of pollutant waste or objects that are adrift. |
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| Clean air intake is one of the most important conditions for optimal engine power, high torque, low fuel consumption and minimized pollutant emissions. |
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| But litter is not only an environmental pollutant. |
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| The Delegation of Denmark said that DHP was not only a contaminant of food due to migration from plastic wrappings, but it was also an environmental pollutant. |
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| Environmental pollutant levels make the use of these natural substances essential, to clean the body of free radicals and slow down the ageing processes. |
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| Unwanted noise can be considered an environmental pollutant. |
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| Also, to prevent pollutant runoff entering the harbour, the fourth phase of a boatyard containment project will reconstruct a portion of the upland service area. |
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| In addition to oil disasters we should also consider, for example, the loud noise made by equipment used in mapping the location of natural resources to be a pollutant. |
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| Second, American power companies are fearful that they will soon have to pay for one particular pollutant, carbon dioxide, as is starting to happen in other parts of the rich world. |
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| Demand for improved designs with ultra-low pollutant emissions is rapidly moving to the forefront of combustor development. |
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| An essential dietary mineral for livestock and a valuable fertilizer component, phosphorus becomes a potential environmental pollutant when overfed. |
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| Oftentimes when we are talking about air quality, we definitely look at seniors to identify if they are more vulnerable to smog or one pollutant or another. |
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| For groundwater, in addition to the requirements of good status, any significant and sustained upward trend in the concentration of any pollutant should be identified and reversed. |
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| The new technology will decreases the use of oxidisers and fuel consumption and pollutant emissions. |
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| The substantial growth of the transport sector in recent years has had the effect of making it the prime player in energy consumption and the emission of pollutant gases, particularly in urban environments. |
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| Due to the natural containment of the water in harbour basins, it is difficult or even impossible for the dispersed pollutant to quickly dissipate in a large volume of water. |
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| Cadmium is an environmental pollutant known as endocrine disruptor. |
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| One of the most important requirements for optimum engine performance, high torques, low fuel consumption and minimised pollutant emission: clean intake air. |
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| Benzene is a ubiquitous toxic environmental pollutant. |
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| Scientists found that polycarbonate plastic bottles released a known environmental pollutant 55 times more quickly when filled with boiling water. |
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| A new chemical catalyst can remove the pollutant perchlorate from water, chemists report. |
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| When food is scarce, killer whales metabolize blubber for energy, which increases pollutant concentrations in their blood. |
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| A European law will soon limit the use of this sort of pollutant. |
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| Both will not necessarily be victims of accidental marine pollution: slicks of floating pollutant which reach the shore in calm weather will not pollute the sea grass beds but only the parts of the coral nearest the surface. |
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| Transformations like these leave us with a partly decomposed chemical and some by-products, a major clue in determining what has happened to the pollutant over time. |
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| It would be wrong to convey the impression that no action is required in these areas or that it would be acceptable to allow pollutant levels to rise to the CWS levels. |
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| The most common pollutant classes analyzed are nutrients, pesticides, total dissolved solids and sediment. |
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| Air quality laws are often designed specifically to protect human health by limiting or eliminating airborne pollutant concentrations. |
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| Nitrogen dioxide is a problematic pollutant from internal combustion engines. |
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| An air pollutant is a substance in the air that can have adverse effects on humans and the ecosystem. |
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| Air pollution risk is a function of the hazard of the pollutant and the exposure to that pollutant. |
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| Air pollution is also emerging as a risk factor for stroke, particularly in developing countries where pollutant levels are highest. |
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| Advantages: the contact between the outside surface of the bucket and the pollutant is minimal, causing little contamination of the water column when it is brought to the surface. |
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| Whales that have to pass through narrow straits and sounds in the course of migration have less room to manoeuvre and escape from loud noise, fishing gear, vessels and pollutant discharges. |
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| Because the government refuses to put a price on carbon, the taxpayer is then on the hook for the research and implementation of the sequestering of that pollutant. |
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| Perinatal air pollutant exposures and autism spectrum disprders in the children of Nurses' Health Study II participants. |
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| Emulsifying products also facilitate the desorption of the pollutant by the rocks, then help to disperse the pollutant in the natural environment. |
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| Therefore, pollutant levels should be continuously monitored especially if the treated effluent is to be dispersed on land or used for crop irrigation. |
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| Today ICF International released a new analysis of the role of transportation demand management strategies in reducing air pollutant emissions. |
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| Due to a significant decrease in vehicle pollutant emissions, the choice and design of the ventilation system is increasingly determined by the needs in case of a fire. |
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| Also, GM originally used wet caps to lower air pollutant emissions from cupolas but is now using high-energy wet scrubbing. |
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| Some of the most common parameters mapped in profile are air pollutant concentrations and sound levels. |
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| The EPA classifies hydrogen fluoride as a hazardous air pollutant. |
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| For example, one may want to calculate the exposure to a hazardous air pollutant for a geographic area, which includes the various microenvironments and age groups. |
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| Dioxins are recognized as a persistent environmental pollutant, regulated internationally by the Stockholm Convention on Persistent Organic Pollutants. |
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| When released into the environment, perchlorate becomes an environmental pollutant posing immunotoxic conditions in animals and possibly in plants. |
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| Individual reactions to air pollutants depend on the type of pollutant a person is exposed to, the degree of exposure, and the individual's health status and genetics. |
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| Ground level ozone is a prominent example of a secondary pollutant. |
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| It has been estimated that in 2004 about 34 percent of the pollutant load from wastewater that falls under the scope of the directive is discharged into sensitive areas. |
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| The United States Environmental Protection Agency has published a compilation of air pollutant emission factors for a wide range of industrial sources. |
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| A pollutant is a waste material that pollutes air, water or soil. |
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| While stratospheric ozone provides vital protection against harmful solar radiation, the same gas in the lower troposphere is a man-made pollutant and harmful to health. |
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