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• Papers
  • In review
  • In press
  • 2011
  • 2010
  • 2009
  • 2008
  • 2007
  • 2006
  • 2005
  • 2004
• Book Chapters
• Research Reports

Publications

A list of my publications can be found below. Use the links on the right to jump to a specific year or type of publication. I'll try to make PDFs available where possible, in the meantime contact me if you'd like a reprint.

Papers

In Review

• Curtis, C.J. & Simpson, G.L. (in review) Trends in bulk deposition of acidity in the UK, 1988–2007, assessed using additive models. Ecological Indicators.
• Orr, H.G., Simpson, G.L., des Clers, S., Watts, G., Hughes, M., Hannaford, J., Dunbar, M.J., Laize, C., Wilby, R.L., Battarbee, R.W., Evans, R. & Phillips, H. (in review) Evidence of widspread and rapid warming of rivers. Hydrological Processes.

In Press

• Curtis, C.J., Heaton, T.H.E., Simpson, G.L., Evans, C.D., Shilland, S., & Turner, S.D. (in press) Dominance of biologically produced nitrate in upland waters of Great Britain indicated by stable isotopes. Biogeochemistry.
• Bennion, H., Carvalho, L., Sayer, C.D., Simpson, G.L. & Wischnewski, J. (in press) Identifying nutrient and climate impacts on diatom dynamics in Loch Leven from recent sediment records. Freshwater Biology.
• Dong, X., Bennion, H., Maberly, S.C., Sayer, C.D., Simpson, G.L. & Battarbee, R.W. (in press) Nutrients provide a stronger control than climate on inter-annual diatom dynamics in Esthwaite Water: evidence from monitoring and palaeolimnological records over the past 60 years. Freshwater Biology.
• Rose, N.L., Yang, H., Turner, S.D. & Simpson, G.L. (accepted) An assessment of the mechanisms for the transfer of lead and mercury from atmospherically contaminated organic soils to lake sediments with particular reference to Scotland, UK. Geochimica et Cosmochimica Acta.

2011

• Davidson, T.A., Bennion, H., Sayer, C.D., Jeppesen, E., Clarke, G.H., Morley, D., Odgaard, B., Rasmussen, P., Rawcliffe, R., Simpson, G.L. & Amsinck S.L. (in press) The role of cladocerans in tracking long-term change in shallow lake trophic status. Hyodrobiologia 676(1), 299–315.
• Wischnewski, J., Kramer, A., Kong, Z., Mackay, A.W., Simpson, G.L., Mischke, S. & Herzschuh, U. (accepted) Terrestrial and aquatic responses to climate change and human impact on the southeastern Tibetan Plateau during the past two centuries. Global Change Biology 17(11), 3376–3391.
• Battarbee, R.W., Morley, D., Bennion, H., Simpson, G.L., Hughes, M. & Bauere, V. (2011) A palaeolimnological meta-database for assessing the ecological status of lakes. Journal of Paleolimnology 45(4), 405–414.
• Bennion, H., Simpson, G.L., Anderson, N.J., Clarke, G., Dong, X., Hobaeck, A., Guilizzoni, P., Marchetto, A., Sayer, C.D., Thies, H. and Tolotti, M. (2011) Defining reference conditions and restoration targets for European lakes. Journal of Paleolimnology. 45(4), 415–431
• Bennion, H. and Simpson, G.L. (2011) The use of diatom records to establish reference conditions for UK lakes subject to eutrophication. Journal of Paleolimnology 45(4), 469–488.
• Battarbee, R.W., Simpson, G.L., Bennion, H., & Curtis, C.J. (2011) A reference typology of upland lakes in the UK based on pre-acidification diatom assemblages from lake sediment cores. Journal of Paleolimnology 45(4), 489–505.
• Bennion, H., Battarbee, R.W., Sayer, C.D., Simpson, G.L., and Davidson, T.A. (2011) Defining reference conditions and restoration targets for lake ecosystems using palaeolimnology: a synthesis. Journal of Paleolimnology 45(4), 533–544.

2010

• Helliwell, R.C. & Simpson, G.L. (2010) The present is the key to the past, but what does the future hold for the recovery of surface waters from acidification?. Water Research 44(10), 3166–3180.
• Curtis, C.J., Flower, R.J., Rose, N.R., Shilland, J., Simpson, G.L., Turner, S., Yang, H., & Pla, S. (2010) Palaeolimnological assessment of lake acidification and environmental change in the Athabasca Oil Sands Region of northern Alberta. Journal of Limnology 69(Suppl. 1), 92–104. [reprint]

2009

• Simpson, G.L. & Anderson, N.J. (2009) Deciphering the effect of climate change and separating the influence of confounding factors in sediment core records using additive models. Limnology and Oceanography 54(6, part 2), 2529–2541. [reprint]
• Leavitt, P.R., Fritz, S.C., Anderson, N.J., Baker, P.A., Blenckner, T., Bunting, L, Catalan, J., Conley, D.J., Hobbs, W., Jeppesen E., Korhola, A., McGowan S., Rühland, K., Rusak, J.A., Simpson, G.L., Solovieva, N., Werne, J. (2009) Paleolimnological evidence of the effects on lakes of energy and mass transfer from climate and humans. Limnology and Oceanography 56(6, part 2), 2330–2348. [reprint]
• Moss, B and 41 others (2009) Climate change and the future of freshwater biodiversity in Europe: a primer for policy-makers. Freshwater Reviews 2(2), 103–130.

2008

• Battarbee, R.W., Monteith, D.T., Juggins, S., Simpson, G.L., Shilland E.W., Flower R.J. & Kreiser, A.M. (2008) Assessing the accuracy of diatom-based transfer functions in defining reference pH conditions for acidified lakes in the United Kingdom. The Holocene 8(1), 57–67.
• Holden, P.B., Mackay, A.W. & Simpson, G.L. (2008) A Bayesian palaeoenvironmental transfer function model for acidified lakes. Journal of Paleolimnology 39(4), 551–556.

2007

• Simpson, G.L. (2007) Analogue methods in palaeoecology: Using the analogue package. Journal of Statistical Software 22(2), 1–29.
• Battarbee, R.W., Morley, D., Bennion, H. & Simpson, G.L. (2007) A meta-database for recent paleolimnological studies. PAGES News 15, 23–24.

2006

• Sayer, C.D., Jackson, M.J., Hoare, D., Simpson, G.L., Henderson, A.C.G., Liptrott, E.R., Appleby, P.G., Boyle, J.F., Jones, I.J. & Waldock, M.J. (2006) TBT causes regime shift in shallow lakes? Environmental Science and Technology 40(17), 5269–5275.

2005

• Simpson, G.L., Shilland, E.M., Winterbottom, J.M., & Keay, J. (2005) Defining reference conditions for acidified waters using a modern analogue approach. Environmental Pollution 137, 119–133.
• Battarbee, R.W., Monteith, D.T., Juggins, S., Evans, C. D., Jenkins, A. and Simpson, G.L. (2005) Reconstructing pre-acidification pH for an acidified Scottish loch: a comparison of palaeolimnological and modelling approaches. Environmental Pollution 137, 135–149.

2004

• Bennion, H., Fluin, J., & Simpson, G.L. (2004) Assessing eutrophication and defining ecological reference conditions for a set of Scottish freshwater lochs using sub-fossil diatom assemblages. Journal of Applied Ecology 41, 124–138.

Book Chapters

• Simpson, G.L. & Birks H.J.B. (accepted) Statistical Learning in Palaeolimnology. In Birks, H.J.B, Lotter, A. and Juggins S (Eds) Developments in Paleoenvironmental Research Series, Vol 5: Numerical Methods. Kluwer, Dordrecht.
• Simpson, G.L. (accepted) Modern analogue methods. In Birks, H.J.B, Lotter, A. & Juggins S (Eds) Developments in Paleoenvironmental Research Series, Vol 5: Numerical Methods. Springer.
• Simpson, G.L. & Hall R.I. (accepted) Human impacts — applications of numerical methods to evaluate surface water acidification and eutrophication. In Birks, H.J.B, Lotter, A. & Juggins S (Eds) Developments in Paleoenvironmental Research Series, Vol 5: Numerical Methods. Springer.
• Bennion, H., Simpson, G., Battarbee, R.W., Cameron, N.G., Curtis, C., Flower, R.J. Hughes, M., Jones, V.J., Kernan, M., Monteith, D.T., Patrick, S.T., Rose, N.L., Sayer, C.D. & Yang, H. (2002) Environmental change in Scottish fresh waters. In M.B. Usher, E.C. Mackey & J.C. Curran (Eds) The State of Scotland’s Environment and Natural Heritage. The Stationery Office, Edinburgh. pp. 145–152.

Reports

• Monteith, D., & Simpson, G.L. (2007) Macroinvertebrate classification diagnostic tool development. Final report to SNIFFER on Project WFD60.
• Curtis, C.J., & Simpson, G.L. (Eds) (2007) The effects of nitrogen deposition and climate change on freshwaters in the UK. Report to Defra under contract CPEA17. ECRC Research Report No. 115.
• Curtis, C., & Simpson, G.L. (Eds) (2004) Summary of research under DEFRA contract "Recovery of acidified freshwaters in the UK" EPG/1/3/183. ECRC Research Report No. 98.
• Bennion, H.B., Davidson, T., Simpson, G.L., Solovieva, N., Rose, N.L., Theophile, S., Yang, H., Anderson, N.J., Brooks, S. V., & Peglar, S. (2004) Identification of reference lakes and evaluation of palaeoecological approaches to define reference conditions for UK (England, Wales, Scotland & Northern Ireland) ecotypes. Final report of project WFD08. Scotland and Northern Ireland Forum for Environmental Research (SNIFFER).
• Bennion, H.B. & Simpson, G.L. (2003) Identification of reference lakes and evaluation of palaeoecological approaches to define reference conditions for UK (England, Wales, Scotland & Northern Ireland) ecotypes. Progress report to SNIFFER on project WFD08.
• Bennion, H., Hilton, J., Hughes, M., Clark, J., Hornby, D., Kernan, M., & Simpson, G.L. (2003) Development of a risk based prioritisation protocol for standing waters in Great Britain based on a georeferenced inventory — Phase 2. EA R&D Technical Report P2-260/2/TR1.
• Curtis, C., Cooper, D., Jenkins, A., Kernan, K., Pope, L. & Simpson, G.L. (2003) Freshwater screening and assessment based on freshwater critical loads. Environment Agency R&D Report Reference No 12094: Technical Report.
• Curtis, C., & Simpson, G.L. (2001) Summary of research under DETR contract "Acidification of fresh waters: the role of nitrogen and the prospects for recovery" Volumes 1—3. ECRC Research Report No. 79.
• Simpson, G.L. (2001) Biological targets for recovery from lake acidification: Developing the analogue matching procedure. In Curtis, C. & Simpson, G. L. [Eds] (2001). Summary of research under DETR contract "Acidification of fresh waters: the role of nitrogen and the prospects for recovery: Work Package 2: Recovery". ECRC Research Report No. 79.
• Simpson, G.L. (2000) Palaeolimnological analogues in defining target assemblages for the recovery of acidified surface waters: a desk study. ECRC Research Report No. 74.