@article {1559,
	title = {A review and application of the evidence for nitrogen impacts on ecosystem services.},
	journal = {Ecosystem Services},
	volume = {7},
	year = {2014},
	pages = {76-88},
	author = {Jones, L. and Provins, A. and Harper-Simmonds, L. and Holland, M. and Mills, G. and Hayes, F. and Emmett, B.A. and Hall, J. and Sheppard, L.G. and Smith, R. and Sutton, M. and Hicks, K. and Ashmore, M. and Haines-Young, R.}
}
@article {1584,
	title = {Using the Ecosystems Services Approach to value air quality.},
	year = {2014},
	institution = {DEFRA},
	author = {Jones, M.L.M. and Provins, A. and Harper-Simmonds, L. and Holland, M. and Mills, G. and Hayes, F. and Emmett, B.A. and Hall, J. and Sheppard, L.J. and Smith, R. and Sutton, M. and Hicks, K. and Ashmore, M. and Haines-Young, R.}
}
@article {1525,
	title = {Stomata are less responsive to environmental stimuli in high background ozone in Dactylis glomerata and Ranunculus acris.},
	journal = {Environmental Pollution},
	volume = {175},
	year = {2013},
	pages = {82-91},
	author = {Wagg, S. and Mills, G. and Hayes, F. and Wilkinson, S. and Davies, W.J.}
}
@article {1459,
	title = {Ozone pollution affects flower numbers and timing in a simulated BAP priority calcareous grassland community.},
	journal = {Environmental Pollution},
	volume = {163},
	year = {2012},
	pages = {40-47},
	author = {Hayes, F. and Williamson, J. and Mills, G.}
}
@article {1526,
	title = {Reduced soil water availability did not protect two competing grassland species from the negative effects of increasing background ozone.},
	journal = {Environmental Pollution},
	volume = {165},
	year = {2012},
	pages = {91-99},
	author = {Wagg, S. and Mills, G. and Hayes, F. and Wilkinson, S. and Cooper, D. and Davies, W.J.}
}
@article {1563,
	title = {Evidence of widespread effects of ozone on crops and (semi-)natural vegetation in Europe (1990{\textendash}2006) in relation to AOT40- and flux-based risk maps.},
	journal = {Global Change Biology},
	volume = {17},
	year = {2011},
	pages = {592-613},
	author = {Mills, G. and Hayes, F. and Simpson, D. and Emberson, L. and Norris, D. and Harmens, H. and Buker, P.}
}
@article {1533,
	title = {Impacts of Ozone Pollution on Food Security in the UK: A Case Study for Two Contrasting years, 2006 and 2008.},
	year = {2011},
	institution = {Defra},
	issn = {AQ08610},
	url = {http://icpvegetation.ceh.ac.uk/ and http://uk-air.defra.gov.uk/library/},
	author = {Mills, G. and Hayes, F. and Norris, D. and Hall, J. and Coyle, M. and Cambridge, H. and Cinderby, S. and Abbott, J. and Cooke, S. and Murrells, T.}
}
@article {1534,
	title = {Impacts of Ozone Pollution on Food Security in the UK: A Case Study for Two Contrasting years, 2006 and 2008.},
	year = {2011},
	institution = {Defra},
	issn = {AQ08610},
	url = {http://uk-air.defra.gov.uk/library/},
	author = {Mills, G. and Hayes, F. and Norris, D. and Hall, J.}
}
@article {1535,
	title = {Impacts of Ozone Pollution on Food Security in the UK: A Case Study for Two Contrasting years, 2006 and 2008.},
	year = {2011},
	institution = {Defra},
	issn = {AQ08610},
	url = {http://icpvegetation.ceh.ac.uk/},
	author = {Mills, G. and Hayes, F. and Norris, D. and Hall, J.}
}
@article {1488,
	title = {New stomatal flux-based critical levels for ozone effects on vegetation.},
	journal = {Atmospheric Environment},
	volume = {45},
	year = {2011},
	pages = {5064-5068},
	author = {Mills, G. and Pleijel, H. and Braun, S. and Buker, P. and Bermejo, V. and Calvo, E. and Danielsson, H. and Emberson, L. and Gonzalez Fernandez, I. and Grunhage, L. and Harmens, H. and Hayes, F. and Karlsson, P.E. and Simpson, D.}
}
@article {1487,
	title = {Chronic exposure to increasing background ozone impairs stomatal functioning in grassland species.},
	journal = {Global Change Biology},
	volume = {15},
	year = {2009},
	pages = {1522-1533},
	author = {Mills, G. and Hayes, F. and Wilkinson, S. and Davies, W.J.}
}
@article {1457,
	title = {Effects of ozone on inter- and intra-species competition and photosynthesis in mesocosms of Lolium perenne and Trifolium repens.},
	journal = {Environmental Pollution},
	volume = {157},
	year = {2009},
	pages = {208-214},
	author = {Hayes, F. and Mills, G. and Ashmore, M.}
}
@article {1458,
	title = {Evidence of widespread ozone damage to vegetation in Europe (1990-2006).},
	year = {2007},
	institution = {Centre for Ecology and Hydrology},
	address = {Bangor, UK.},
	author = {Hayes, F. and Mills, G. and Harmens, H. and Norris, D.}
}
@article {1103,
	title = { Identifying ozone-sensitive communities of (semi-)natural vegetation suitable for mapping exceedance of critical levels},
	journal = {Environmental Pollution},
	volume = {146},
	year = {2007},
	pages = {736-743},
	author = {Mills, G. and Hayes, F. and Jones, M.L.M. and Cinderby, S.}
}
@article {1456,
	title = {Meta-analysis of the relative sensitivity of semi-natural vegetation species to ozone.},
	journal = {Environmental Pollution},
	volume = {146},
	year = {2007},
	pages = {754-762},
	author = {Hayes, F. and Jones, M.L.M. and Mills, G. and Ashmore, M.}
}
@article {1467,
	title = {Predicting community sensitivity to ozone, using Elleberg indicator values.},
	journal = {Environmental Pollution},
	volume = {146},
	year = {2007},
	pages = {744-753},
	author = {Jones, L. and Hayes, F. and Mills, G. and Sparks, T. and Fuhrer, F.}
}
@article {1590,
	title = {Impacts of summer ozone exposure on the growth and overwintering of UK upland vegetation.},
	journal = {Atmospheric Environment},
	volume = {40},
	year = {2006},
	pages = {4088-4097},
	author = {Hayes, F. and Mills, G. and Williams, P. and Harmens, H. and Buker, P.}
}
