Example sentences of "[prep] carbon [noun sg] " in BNC.
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| 1 | This would lead to a decline in the volume of less essential traffic in urban and rural areas and bring an overall reduction in all its adverse effects , including its contribution , through carbon dioxide , to global warming — certain to be very high on the political agenda in the next few years . |
| 2 | The plants will respirate during the hours of darkness , giving off carbon dioxide and absorbing oxygen . |
| 3 | Er marble chippings on effervesces it gives off carbon dioxide . |
| 4 | Well we 'll get carbon dioxide off , so you might be iridium carbonate or ytterbium , we 've got a powder which may be ytterbium car carbonate or ytterbium sulphate and you never heard of this stuff , ah carbonate carbonate and maybe , maybe ytterbium carbonate does n't give off carbon dioxide with acid , but there is a very good chance it does cos all the others you 've ever heard about do . |
| 5 | One ingenious attachment consists of a rotary wire flail , which is particularly useful , for carbon removal and is not as fierce as it sounds . |
| 6 | Present EC proposals are for a tax of $3 per barrel of oil equivalent , rising to $10 per barrel by 2000. * EC Environment Commissioner Ioannis Paleokrassas said that under present national programmes for carbon reduction , emissions would still be 3 per cent above 1990 levels at the end of the decade . |
| 7 | As for carbon dioxide emissions , they could more than double by 2020 . |
| 8 | We wish to see a world market in tradable emission licences for carbon dioxide and other pollutants . |
| 9 | At appropriate stocking rates there is a natural tendency for oxygen to move from the atmosphere where the concentration is high , to the water where it is low and conversely for carbon dioxide to move from water with a higher concentration to the atmosphere where it is lower . |
| 10 | For carbon dioxide ( CO2 ) , though , things can be made more complicated . |
| 11 | you know the formula for carbon dioxide ? |
| 12 | Thus , for carbon dioxide , The relative molecular mass expressed as grams per mole is called the molar mass ( see chapter 4 ) . |
| 13 | It was vital that the Community compose itself in order to present a united front at the Second World Conference on Climate Change to be held in Geneva , where world levels for carbon dioxide emissions are to be discussed . |
| 14 | The association of Dutch electricity producers ( SEP ) has planned to plant thousands of trees in order to compensate the world for carbon dioxide emissions from a new coal-fired power station . |
| 15 | US agency outlines potential for carbon dioxide cuts |
| 16 | Their report denounces as " timid and inadequate " the current UK target for carbon dioxide emissions . |
| 17 | Environmentalists had also hoped for pressure to be put on the US over its failure to set limits for carbon dioxide emissions . |
| 18 | Planting large areas of marginal land in the tropics with trees has frequently been advanced as an ideal solution , since fast-growing young trees will act as a " sink " for carbon dioxide emissions which would otherwise rise into the atmosphere and thus contribute to the greenhouse effect . |
| 19 | * The Japanese government is launching a five-year study project aimed at developing tropical forest plantations which will act as efficient " sinks " for carbon dioxide . |
| 20 | EC countries are likely to miss their target for carbon dioxide emissions in 2000 by atleast 4 per cent , according to a report on member countries ' plans submitted to the European Commission . |
| 21 | They obtained enriched cultures of purple non-sulphur bacteria from marine and freshwater muds ; and , from stoichiometric arguments involving the amounts of cell mass growth and iron oxidized , they demonstrate that the bacteria do indeed use this pathway for carbon assimilation . |
| 22 | The boy was treated for carbon monoxide poisoning but was back last night at his farmhouse home in Blackmill , near Bridgend , South Wales . |
| 23 | During and following the enactment of the 1970 Act , the motor vehicle industry launched a vigorous campaign to publicize its claim that the attainment of the vehicle emission standards for carbon monoxide and hydrocarbons by 1975 , and for oxides of nitrogen by 1976 , was impossible . |
| 24 | In April 1973 , the EPA recognized the pressure for relaxation of the deadlines by granting a one-year extension for compliance with emission standards for carbon monoxide and hydrocarbons . |
| 25 | Vehicle emission standards for carbon monoxide and hydrocarbons were suspended until 1980–1 and the original oxides of nitrogen standard became merely a long-term research objective . |
| 26 | If , despite the implementation of all reasonably available measures , including the introduction of a motor vehicle inspection and maintenance programme , a state could not attain primary standards for carbon monoxide and photochemical oxidants by 1982 , it had to submit a second SIP which provided for attainment by December 1987 . |
| 27 | At a meeting of EC Environment Ministers in Brussels on March 18 , 1991 , it was agreed to set tougher emission levels for carbon monoxide and nitrogen oxides emitted by heavy diesel lorries and buses . |
| 28 | The standard molar free energies of formation of metal oxides increase with temperature whereas that for carbon monoxide decreases . |
| 29 | A new " high-tech " test will be introduced into the country 's 80 most polluted areas , involving tests for carbon monoxide , hydrocarbons , nitrogen oxides and leaks of fuel vapours , using a computer-activated treadmill to simulate a typical four-minute cycle of city driving . |
| 30 | In composite form the tensile modulus is reduced , but the modulus-to-density ratios for carbon fibre and Kevlar nevertheless remain markedly superior to those of the common engineering materials . |