Search Results - "Butterfield, David M."

Seasonality of Heavy Metal Concentrations in Ambient Particulate Matter in the UK by Butterfield, David M., Brown, Richard J. C., Brown, Andrew S.

“…The seasonal characteristics of air pollutant concentrations are important for understanding variations in emissions released into the air and in atmospheric…”
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Standardisation of a European measurement method for organic carbon and elemental carbon in ambient air: results of the field trial campaign and the determination of a measurement uncertainty and working range by Brown, Richard J C, Beccaceci, Sonya, Butterfield, David M, Quincey, Paul G, Harris, Peter M, Maggos, Thomas, Panteliadis, Pavlos, John, Astrid, Jedynska, Aleksandra, Kuhlbusch, Thomas A J, Putaud, Jean-Philippe, Karanasiou, Angeliki

“…The European Committee for Standardisation (CEN) Technical Committee 264 'Air Quality' has recently produced a standard method for the measurements of organic…”
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Air-quality networks collect environmental DNA with the potential to measure biodiversity at continental scales by Littlefair, Joanne E., Allerton, James J., Brown, Andrew S., Butterfield, David M., Robins, Chris, Economou, Chloe K., Garrett, Nina R., Clare, Elizabeth L.

“…One of the biggest planetary challenges is the accelerating loss of biodiversity threatening ecosystem functioning on a global scale. The WWF Living Planet…”
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Safe Sampling Volume determinations of 12 volatile organic compounds on Carboxen 1003, Carbopack-X & Tenax-TA by Butterfield, David M, Lipscombe, Robert P, Gardiner, Tom D

“…•Safe Sampling Volumes determined for 15 VOC / sorbent combinations: Aldehydes (C5, C6, C8, C9), Ketones (C4, C6), Alcohols (C3, C4), Furan, Limonene, Isoprene…”
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A robust regression analysis method to determine the significance of trends in concentrations of heavy metals in UK ambient air and improve network design and emission inventories by Brown, Andrew S., Barker, Stephanie J., Brown, Richard J. C., Wyche, Kevin P., Butterfield, David M.

“…A novel application of the Theil-Sen robust regression method for determining the temporal trends in the concentration of heavy metals in UK ambient air over…”
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Concentration trends of metals in ambient air in the UK: a review by Goddard, Sharon L., Williams, Katie R., Robins, Chris, Butterfield, David M., Brown, Richard J. C.

“…The monitoring of metals in ambient air has been undertaken for over 40 years on a national basis in the UK. During this period, the UK pollution landscape has…”
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An Investigation into the Effects of Off-Shore Shipping Emissions on Coastal Black Carbon Concentrations by Butterfield, David M., Quincey, Paul

“…Shipping emissions are recognised as a significant but poorly understood contributor to air pollution in the UK. Away from port, lower grade fuels are…”
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The potential of high temporal resolution automatic measurements of PM2.5 composition as an alternative to the filter-based manual method used in routine monitoring by Twigg, Marsailidh M., Di Marco, Chiara F., McGhee, Elizabeth A., Braban, Christine F., Nemitz, Eiko, Brown, Richard J.C., Blakley, Kevin C., Leeson, Sarah R., Sanocka, Agnieszka, Green, David C., Priestman, Max, Riffault, Veronique, Bourin, Aude, Minguillón, Maria Cruz, Via, Marta, Ovadnevaite, Jurgita, Ceburnis, Darius, O'Dowd, Colin, Poulain, Laurent, Stieger, Bastian, Makkonen, Ulla, Rumsey, Ian C., Beachley, Gregory, Walker, John T., Butterfield, David M.

“…Under the EU Air Quality Directive (AQD) 2008/50/EC member states are required to undertake routine monitoring of PM2.5 composition at background stations. The…”
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Analysis of the potential of near-ground measurements of CO2 and CH4 in London, UK, for the monitoring of city-scale emissions using an atmospheric transport model by Boon, Alex, Broquet, Grégoire, Clifford, Deborah J, Chevallier, Frédéric, Butterfield, David M, Pison, Isabelle, Ramonet, Michel, Jean-Daniel, Paris, Ciais, Philippe

“…Carbon dioxide (CO2) and methane (CH4) mole fractions were measured at four near-ground sites located in and around London during the summer of 2012 with a…”
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Ten years of mercury measurement at urban and industrial air quality monitoring stations in the UK by Brown, Richard J.C., Goddard, Sharon L., Butterfield, David M., Brown, Andrew S., Robins, Chris, Mustoe, Chantal L., McGhee, Elizabeth A.

“…Concentrations and trends from a decade of measurements of total gaseous mercury and particulate phase mercury at a number of monitoring stations across the UK…”
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Wavelength dependent light absorption as a cost effective, real-time surrogate for ambient concentrations of polycyclic aromatic hydrocarbons by Brown, Richard J.C., Butterfield, David M., Goddard, Sharon L., Hussain, Delwar, Quincey, Paul G., Fuller, Gary W.

“…Many monitoring stations used to assess ambient air concentrations of pollutants regulated by European air quality directives suffer from being expensive to…”
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Analysis of the potential of near-ground measurements of CO 2 and CH 4 in London, UK, for the monitoring of city-scale emissions using an atmospheric transport model by Boon, Alex, Broquet, Grégoire, Clifford, Deborah J., Chevallier, Frédéric, Butterfield, David M., Pison, Isabelle, Ramonet, Michel, Paris, Jean-Daniel, Ciais, Philippe

“…Carbon dioxide (CO2) and methane (CH4) mole fractions were measured at four near-ground sites located in and around London during the summer of 2012 with a…”
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Twenty years of measurement of polycyclic aromatic hydrocarbons (PAHs) in UK ambient air by nationwide air quality networks by Brown, Andrew S, Brown, Richard J C, Coleman, Peter J, Conolly, Christopher, Sweetman, Andrew J, Jones, Kevin C, Butterfield, David M, Sarantaridis, Dimitris, Donovan, Brian J, Roberts, Ian

“…The impact of human activities on the health of the population and of the wider environment has prompted action to monitor the presence of toxic compounds in…”
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Standardisation of a European measurement method for the determination of anions and cations in PM 2.5 : results of field trial campaign and determination of measurement uncertainty by Beccaceci, Sonya, Brown, Richard J C, Butterfield, David M, Harris, Peter M, Otjes, René P, van Hoek, Caroline, Makkonen, Ulla, Catrambone, Maria, Patier, Rosalía Fernández, Houtzager, Marc M G, Putaud, Jean-Philippe

“…European Committee for Standardisation (CEN) Technical Committee 264 'Air Quality' has recently produced a standard method for the measurements of anions and…”
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Twenty-five years of nationwide ambient metals measurement in the United Kingdom: concentration levels and trends by Brown, Richard J. C, Yardley, Rachel E, Muhunthan, Dharsheni, Butterfield, David M, Williams, Melanie, Woods, Peter T, Brown, Andrew S, Goddard, Sharon L

“…Ambient air quality has been an important issue for humans and the environment for hundreds of years. More recently, definitive links have been identified…”
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Studies of the effect of humidity and other factors on some different filter materials used for gravimetric measurements of ambient particulate matter by Brown, Andrew S., Yardley, Rachel E., Quincey, Paul G., Butterfield, David M.

“…The results from studies of the effects of several factors on the accurate measurement of particulate matter (PM) mass collected on ambient air monitoring…”
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State of UK emissions monitoring of stacks and flues: an evaluation of proficiency testing data for SO2, NO and particulates by Coleman, Marc D., Robinson, Rod A., Williams, Matthew B., Clack, Martin J., Butterfield, David M.

“…We report an examination of the UK stack testing industry’s proficiency for monitoring industrial emissions of SO 2 , NO and particulates from 2000 to 2011…”
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Analysis of the potential of near-ground measurements of CO.sub.2 and CH.sub.4 in London, UK, for the monitoring of city-scale emissions using an atmospheric transport model by Boon, Alex, Broquet, Gregoire, Clifford, Deborah J, Chevallier, Frederic, Butterfield, David M, Pison, Isabelle, Ramonet, Michel, Paris, Jean-Daniel, Ciais, Philippe

“…Carbon dioxide (CO.sub.2) and methane (CH.sub.4) mole fractions were measured at four near-ground sites located in and around London during the summer of 2012…”
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