Browsing by Author "Harris, Neil R. P."

Browsing by Author "Harris, Neil R. P."

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  • Advances and challenges of life cycle assessment (LCA) of greenhouse gas removal technologies to fight climate changes 
    Goglio, Pietro; Williams, Adrian G.; Balta-Ozkan, Nazmiye; Harris, Neil R. P.; Williamson, Phillip C.; Huisingh, Donald; Zhang, Zhe; Tavoni, Massimo (Elsevier, 2019-10-14)
    Several greenhouse gas removal technologies (GGRTs), also called negative emissions technologies (NET) have been proposed to help meet the Paris Climate Agreement targets. However, there are many uncertainties in the ...
  • Atmospheric isoprene measurements reveal larger-than-expected Southern Ocean emissions 
    Ferracci, Valerio; Weber, James; Bolas, Conor G.; Robinson, Andrew D.; Tummon, Fiona; Rodríguez-Ros, Pablo; Cortés-Greus, Pau; Baccarini, Andrea; Jones, Roderic L.; Galí, Martí; Simó, Rafel; Schmale, Julia; Harris, Neil R. P. (Springer Nature, 2024-03-22)
    Isoprene is a key trace component of the atmosphere emitted by vegetation and other organisms. It is highly reactive and can impact atmospheric composition and climate by affecting the greenhouse gases ozone and methane ...
  • CH4 emission estimates from an active landfill site inferred from a combined approach of CFD modelling and in situ FTIR measurements 
    Sonderfeld, Hannah; Bösch, Hartmut; Jeanjean, Antoine P. R.; Riddick, Stuart N.; Grant, Allen; Ars, Sébastien; Davies, Stewart; Harris, Neil R. P.; Humpage, Neil; Leigh, Roland; Pitt, Joseph (European Geosciences Union / Copernicus Publications, 2017-04-03)
    Globally, the waste sector contributes to nearly a fifth of anthropogenic methane emitted to the atmosphere and is the second largest source of methane in the UK. In recent years great improvements to reduce those emissions ...
  • Continuous isoprene measurements in a UK temperate forest for a whole growing season: effects of drought stress during the 2018 heatwave 
    Ferracci, Valerio; Bolas, Conor G.; Freshwater, Ray A.; Staniaszek, Zosia; King, Thomas; Jaars, Kerneels; Otu‐Larbi, Frederick; Beale, John; Malhi, Yadvinder; Waine, Toby William; Jones, Roderic L.; Ashworth, Kirsti; Harris, Neil R. P. (American Geophysical Union (AGU), 2020-07-08)
    Isoprene concentrations were measured at four heights below, within and above the forest canopy in Wytham Woods (UK) throughout the summer of 2018 using custom-built gas chromatographs (the iDirac). These observations were ...
  • Coordinated Airborne Studies in the Tropics (CAST) 
    Harris, Neil R. P.; Bauguitte, Stéphane J.-B.; Nott, G. J.; Wellpott, A. (American Meteorological Society, 2017-01-23)
    The main field activities of the Coordinated Airborne Studies in the Tropics (CAST) campaign took place in the west Pacific during January–February 2014. The field campaign was based in Guam (13.5°N, 144.8°E), using the ...
  • Detecting recovery of the stratospheric ozone layer 
    Chipperfield, Martyn P.; Bekki, Slimane; Dhomse, Sandip; Harris, Neil R. P.; Hassler, Birgit; Hossaini, Ryan; Steinbrecht, Wolfgang; Thiéblemont, Rémi; Weber, Mark (Nature Publishing Group, 2017-09-13)
    As a result of the 1987 Montreal Protocol and its amendments, the atmospheric loading of anthropogenic ozone-depleting substances is decreasing. Accordingly, the stratospheric ozone layer is expected to recover. However, ...
  • Development of a low-maintenance measurement approach to continuously estimate methane emissions: a case study 
    Riddick, Stuart N.; Hancock, B. R.; Robinson, Andrew D.; Connors, Sarah; Davies, S.; Allen, Grant; Pitt, Joseph; Harris, Neil R. P. (Elsevier, 2016-12-18)
    The chemical breakdown of organic matter in landfills represents a significant source of methane gas (CH4). Current estimates suggest that landfills are responsible for between 3% and 19% of global anthropogenic emissions. ...
  • Development of an urban greenhouse gas modelling system to support a London monitoring network 
    Hoare, D.; Jones, R. L.; Harris, Neil R. P.; Ferracci, Valerio; Carruthers, D.; Stidworthy, A.; Forsyth, E.; Rigby, M. (Wiley, 2020-09-07)
    A greenhouse gas monitoring network is being developed across London that will allow independent evaluation of reported emissions based on atmospheric data. The first site is operational at the Thames Barrier, and in this ...
  • Diagnosing the radiative and chemical contributions to future changes in tropical column ozone with the UM-UKCA chemistry–climate model 
    Keeble, James; Bednarz, Ewa M.; Banerjee, Antara; Abraham, N. Luke; Harris, Neil R. P.; Maycock, Amanda C.; Pyle, John A. (2017-11-20)
    Chemical and dynamical drivers of trends in tropical total-column ozone (TCO3) for the recent past and future periods are explored using the UM-UKCA (Unified Model HadGEM3-A (Hewitt et al., 2011) coupled with the United ...
  • Enhanced Volatile Organic Compounds emissions and organic aerosol mass increase the oligomer content of atmospheric aerosols 
    Kourtchev, Ivan; Giorio, Chiara; Manninen, Antti; Wilson, Eoin; Mahon, Brendan; Aalto, Juho; Kajos, Maija; Venables, Dean; Ruuskanen, Taina; Levula, Janne; Loponen, Matti; Connors, Sarah; Harris, Neil R. P.; Zhao, Defeng; Kiendler-Scharr, Astrid; Mentel, Thomas; Rudich, Yinon; Hallquist, Mattias; Doussin, Jean-Francois; Maenhaut, Willy; Back, Jaana; Petaja, Tuukka; Wenger, John; Kulmala, Markku; Kalberer, Markus (Nature, 2016-10-13)
    Secondary organic aerosol (SOA) accounts for a dominant fraction of the submicron atmospheric particle mass, but knowledge of the formation, composition and climate effects of SOA is incomplete and limits our understanding ...
  • Estimating the size of a methane emission point source at different scales: from local to landscape 
    Riddick, Stuart N.; Connors, Sarah; Robinson, Andrew D.; Manning, Alistair J.; Jones, Pippa S. D.; Lowry, David; Nisbet, Euan; Skelton, Robert L.; Allen, Grant; Pitt, Joseph; Harris, Neil R. P. (European Geosciences Union (EGU) / Copernicus Publications, 2017-06-29)
    High methane (CH4) mixing ratios (up to 4 ppm) have occurred sporadically at our measurement site in Haddenham, Cambridgeshire, since July 2012. Isotopic measurements and back trajectories show that the source is the ...
  • Estimating the size of a methane emission point-source at different scales: from local to landscape 
    Riddick, Stuart N.; Connors, Sarah; Robinson, Andrew D.; Manning, Alistair J.; Jones, Pippa S. D.; Lowry, David; Nisbet, Euan; Skelton, Robert L.; Allen, Grant; Pitt, Joseph; Harris, Neil R. P. (Copernicus Publications, 2016-11-22)
    High methane (CH4) mixing ratios (up to 4 ppm) have occurred sporadically at our measurement site in Haddenham, Cambridgeshire since July 2012. Isotopic measurements and back trajectories show that the source is the ...
  • Exploring the coupled ocean and atmosphere system with a data science approach applied to observations from the Antarctic Circumnavigation Expedition 
    Landwehr, Sebastian; Volpi, Michele; Haumann, F. Alexander; Robinson, Charlotte M.; Thurnherr, Iris; Ferracci, Valerio; Baccarini, Andrea; Thomas, Jenny; Gorodetskaya, Irina; Tatzelt, Christian; Henning, Silvia; Modini, Rob L.; Forrer, Heather J.; Lin, Yajuan; Cassar, Nicolas; Simó, Rafel; Hassler, Christel; Moallemi, Alireza; Fawcett, Sarah E.; Harris, Neil R. P.; Airs, Ruth; Derkani, Marzieh H.; Alberello, Alberto; Toffoli, Alessandro; Chen, Gang; Rodríguez-Ros, Pablo; Zamanillo, Marina; Cortés-Greus, Pau; Xue, Lei; Bolas, Conor G.; Leonard, Katherine C.; Perez-Cruz, Fernando; Walton, David; Schmale, Julia (EGU: European Geophysical Union, 2021-11-30)
    The Southern Ocean is a critical component of Earth's climate system, but its remoteness makes it challenging to develop a holistic understanding of its processes from the small scale to the large scale. As a result, our ...
  • A growing threat to the ozone layer from short-lived anthropogenic chlorocarbons 
    Oram, David E.; Ashfold, Matthew J.; Laube, Johannes C.; Gooch, Lauren J.; Humphrey, Stephen; Sturges, William T.; Leedham-Elvidge, Emma; Forster, Grant L.; Harris, Neil R. P.; Iqbal Mead, Mohammed; Samah, Azizan Abu; Phang, Siew-Moi; Ou-Yang, Chang-Feng; Lin, Neng-Huei; Wang, Jia-Lin; Baker, Angela K.; Brenninkmeijer, Carl A. M.; Sherry, David (European Geosciences Union (EGU) / Copernicus Publications, 2017-10-12)
    Large and effective reductions in emissions of long-lived ozone-depleting substance (ODS) are being achieved through the Montreal Protocol, the effectiveness of which can be seen in the declining atmospheric abundances of ...
  • iDirac: a field-portable instrument for long-term autonomous measurements of isoprene and selected VOCs 
    Bolas, Conor G.; Ferracci, Valerio; Robinson, Andrew D.; Mead, Mohammed Iqbal; Nadzir, Mohd Shahrul Mohd; Pyle, John A.; Jones, Roderic L.; Harris, Neil R. P. (European Geosciences Union, 2020-02-19)
    The iDirac is a new instrument to measure selected hydrocarbons in the remote atmosphere. A robust design is central to its specifications, with portability, power efficiency, low gas consumption and autonomy as the other ...
  • Impacts on air dose rates after the Fukushima accident over the North Pacific from 19 March 2011 to 2 September 2015 
    Wang, Kuo-Ying; Nedelec, Philippe; Clark, Hannah; Harris, Neil R. P.; Kajino, Mizuo; Igarashi, Yasuhito (Public Library of Science, 2022-08-24)
    A fleet of thirteen in-service global container ships continuously measured the air dose rates over the North Pacific after the Fukushima Daiichi Nuclear Power Station (FDNPS) accident. The results showed that the elevated ...
  • Inferring London’s methane emissions from atmospheric measurements 
    Hoare, Daniel; Jones, Rod L.; Fan, Shiwei; Harris, Neil R. P.; Ferracci, Valerio; Carruthers, David; Stidworthy, Amy; Forsyth, Ella; Rigby, Matt (EGU: European Geophysical Union, 2021-04-30)
  • Influence of Northeast Monsoon cold surges on air quality in Southeast Asia 
    Ashfold, Matthew J.; Latif, M. T.; Samah, Azizan Abu; Mead, Mohammed Iqbal; Harris, Neil R. P. (Elsevier, 2017-07-27)
    Ozone (O3) is an important ground-level pollutant. O3 levels and emissions of O3 precursors have increased significantly over recent decades in East Asia and export of this O3 eastward across the Pacific Ocean is well ...
  • Is global ozone recovering? 
    Steinbrecht, Wolfgang; Hegglin, Michaela I.; Harris, Neil R. P.; Weber, Mark (Elsevier, 2018-10-13)
    Thanks to the Montreal Protocol, the stratospheric concentrations of ozone-depleting chlorine and bromine have been declining since their peak in the late 1990s. Global ozone has responded: The substantial ozone decline ...
  • Isoprene hotspots at the Western Coast of Antarctic Peninsula during MASEC′16 
    Nadzir, M. S. M.; Cain, M.; Robinson, A. D.; Bolas, C.; Harris, Neil R. P.; Parnikoza, I.; Salimun, E.; Mustafa, E. M.; Alhasa, K. M.; Zainuddin, M. H. M.; Ghee, O. C.; Morris, K.; Khan, M. F.; Latif, M. T.; Wallis, B. M.; Cheah, W.; Zainudin, S. K.; Yusop, N.; Ahmad, M. R; Hussin, W. M. R. W.; Salleh, S. M.; Hamid, H. H. A.; Lai, G. T.; Uning, R.; Bakar, M. A. A.; Ariff, N. M.; Tuah, Z.; Wahab, M. I. A.; Foong, S. Y.; Samah, Azizan Abu; Chenoli, S. N.; Wan Johari, W. L.; Zain, C. R. C. M.; Rahman, N. A.; Rosenstiel, T. N.; Yusof, A. H.; Sabuti, A. A.; Alias, S. A.; Noor, A. Y. M. (Elsevier, 2018-12-28)
    Isoprene (C5H8) plays an important role in the formation of surface ozone (O3) and the secondary organic aerosol (SOA) which contributed to the climate change. This study aims to determine hourly distribution of tropospheric ...