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Dr. Andrew N. TylerReader in Environmental Science
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Research Interests
The development of quantitative remote monitoring techniques (gamma spectrometry, in-situ spectroradiometry and remote sensing) in environmental radioactivity and radioecology in terrestrial and aquatic environments and the remote sensing of Harmful Algal Blooms. Research areas also include soil erosion, sediment/peat dating, eutrophication and plant stress.
Head of the Environmental Radioactivity Lab, UKAS (ISO 17025) accredited. (www.erl.stir.ac.uk )
Recent and Current projects
- EA: Relationships between Radionuclide in the Ribble Estuary Sediments and Consequential doses to people on Houseboats and riverbanks
- NERC & ESRC: Strategies to manage toxic cyanobacterial blooms in lakes: remote sensing, modelling and cost benefit analysis
- SEPA: Monitoring radionuclide discharges from hospitals through sewage treatment works
- Geological Survey of Northern Ireland: Ground Reference Data Collection: Validation of the Tellus Airborne Gamma Spectrometry Survey of Northern Ireland. With the British Geological Survey
- SEPA: Quantifying soil erosion and nutrient loss in the Lunan Valley.
- SEPA: Radioactivity in Sewage: establishing the impact of hospital discharges, with ENVIROS
- NERC: Strategies to manage toxic cyanobacterial blooms in lakes: remote sensing, modelling and cost benefit analysis
- EA, SEPA (SNIFFER): National Soil and Herbage Pollution Survey
- SEPA: The Use of remote sensing data to assess surface and groundwater
- Northumbrian Water, Broads Authority: Estimating nutrient sources, fluxes and patch dynamics in the Upper Thurne through Remote
- English Heritage: Soil Erosion on Archaeological Sites – Quantocks, Somerset
- NERC: Remote sensing of sediment and radionuclide fluxes in the Ribble Estuary
External Activities
- Convener of the International Electrotechnical Commission (IEC) working Group: Nuclear Instrumentation Subcommittee 45B-Environmental Radiation Protection
- Member of the Natural Environment Research Council’s (NERC) assessment panel for Depleted Uranium consortium grant proposals
- Editorial Board member on two international sister journals Water Air and Soil Pollution and Water Air and Soil Pollution: Focus
- Member of the Dounreay Particle Advisory Group (DPAG)
- Working member of the European working group on dose measurement and intercomparison EURADOS
- Consultant to UKAEA on monitoring techniques
Teaching
Undergraduate Teaching
ENV1GE: Building Planet Earth (Course co-ordinator)
ENV2E2: People and the Environment
SCI4T4: Statistical Techniques
ENV5T5: Environmental Techniques (Course co-ordinator)
ENV6EH: Environmental Hazards
ENV6T6: URRA –Spanish Field Trip
ENV8RS: Remote Sensing
Postgraduate Teaching
MSc - ENMP11: Remote Sensing
Recent Publications
Refereed Journal Publications
2008-present
Elmetwalli, A.M.H., Tyler, A.N., Hunter, P.H., Salt, C.A. (2012). Detecting and distinguishing moisture and salinity induced stress in wheat and maize through in situ spectroradiometry measurements. Remote Sensing Letters. 3(4) 363-372 DOI: 10.1080/01431161.2011.599346
Carvalho L, Ferguson C.A., Scott E.M., Codd, G.A. and Tyler, A.N, (2011). Predicting Cyanobacterial Risks in Freshwater Lakes, Science of the Total Environment. 409; 5353-5358. doi:10.1016/j.scitotenv.2011.09.030
Convey P., Hopkins D.W., Roberts S..J and Tyler A.N. (2011). Global southern limit of flowering plants and moss peat accumulation. Polar Research. 30, 8929, DOI: 10.3402/polar.v30i0.8929
Wakefield, R., Tyler., A.N., McDonald, P., Atkin, P.A., Gleizon, P. & Gilvear D.J. (2011). Estimating sediment and caesium-137 fluxes in the Ribble Estuary through time series airborne remote sensing. Journal of Environmental Radioactivity. 102, 252-261. doi:10.1016/j.jenvrad.2010.11.016
Rawlins, B.G., Scheib, C., Beamish, D., Webster, R., Tyler, A.N., Young, M.E. (2011). Landscape-scale controls on the spatial distribution of caesium-137: a case study across Northern Ireland. Earth Surface Processes and Landforms. 36: 158–169.
Hunter, P.D., Gilvear D.J., Tyler A.N., Willby, N.J. and Kelly A. (2010). Mapping aquatic vegetation in shallow lakes using imagery from the compact airborne spectrographic imager (CASI-2). Aquatic Conservation: Marine and Freshwater Ecosystems. 20(7): 717-727.
Tyler, A.N., Scott, E.M., Dale, P., Elliott, A.T., Wilkins, B. T., Boddy, K., Toole, J. Cartwright, P. (2010). Reconstructing the abundance of Dounreay particles on an adjacent public beach in Northern Scotland. Science of the Total Environment. 408, 4495-503
Hunter, P.D., Tyler A.N., Carvalho L., Codd, G.A. and Maberly, S. (2010). High spatial-spectral remote sensing of cyanobacterial pigments, cells and toxins in shallow eutrophic lakes. Remote Sensing of Environment. 114, 2705–2718
Tyler A.N., Hunter,PD, Carvalho L, Codd GC, Elliott JE, Ferguson CA, Hanley ND, Hopkins DW, Maberly SC, Mearns KJ, Scott EM. 2009 Strategies for monitoring and managing mass populations of toxic cyanobacteria in recreational waters: a multi-interdisciplinary approach </content/8/S1/S11> Environmental Health 2009, 8(Suppl 1):S11 (21 December 2009) 
Hunter, P.D., Tyler, A.N., Gilvear, D.J., Willby, N.J. 2009. Using remote sensing to aid the assessment of human health risks from blooms of potentially toxic cyanobacteria Environ. Sci. Technol., 43 (7), pp 2627–2633
Hunter, P.D., Tyler, A.N., Gilvear, D.J. & Willby, N.J. (2008). The spatial dynamics of vertical migration by Microcystis aeruginosa in a eutrophic shallow lake: A case-study using high spatial resolution time-series airborne remote sensing. Limnology and Oceanography. 53(6) 2391-2406.
Hunter, P.D., Tyler A. N., Présing, M., Kovács A. & Preston, T. (2008) Spectral discrimination of phytoplankton colour groups: the effect of suspended particulate matter and sensor spectral resolution. Remote Sensing of Environment. 112 (4); 1527-1544.
2001-2007
Tyler, A.N. & Copplestone, D. (2007). Preliminary results from the first national in-situ radiometric Survey, of the UK. Journal of Environmental Radioactivity. 96:94-102.
Wilkinson, K, Tyler, A., Davidson, D., Grieve, I. (2006) Quantifying the threat to archaeological sites from the erosion of cultivated soil. Antiquity. 80(309): 658-670.
Tyler, A.N., Svab. E.M. Preston, T., Presing M., & Kovacs, W.A. (2006) Remote sensing of the water quality of shallow lakes: A mixture modelling approach to quantifying phytoplankton in water characterised by high-suspended sediment. Interntaional Journal of Remote Sensing. 27, 1521-1537
Tyler, A.N., Wakefield, R., McDonald, P., Rainey, M., Atkin, P. (2006) Remote Sensing of Intertidal Radionuclide Storage, Remobilization and Deposition: Case Study in the Ribble Estuary. International Atomic Energy Aganecy Proceedins International Conference on Isotopes in Environmental Studies. Aquatic Forum. Monte Carlo, Monaco. 25-29 Octobber, 2004. 543-548.
Svab, E.M., Tyler, A.N., Preston, T., Presing M., Balough, K.V. (2005). Characterising the spectral reflectance of algae in lake waters with high suspended sediment concentrations. International Journal of Remote Sensing. 26: 919-928.
Gilvear, D.J., Tyler, A.N. & Davids, C. (2004). The use of remotely sensed data to detect estuarine hydromoprhology: The Forth Estuary Scotland. Estuarine and Coastal Shelf Science. 61: 379-392
Gilvear, D.J., Davids, C., & Tyler, A.N. (2004). The use of remotely sensed data to detect hydromosphology; River Tummel, Scotland. River Research and Applications. 20: 1-17.
Tyler, A.N. (2004). High accuracy in situ radiometric mapping. Journal of Environmental Radioactivity. 72: 195-202.
Rainey, M., Tyler, A.N., Gilvear, D.J., Bryant, R., and McDonald, P., (2003). Mapping Estuarine Intertidal Sediment Size Fractions through Airborne Remote Sensing. Remote Sensing of the Environment . 86: 480-490
Davids C., Tyler, A.N. (2003) Detection contamination induced tree stress in the Chernobyl exclusion zone. Remote Sensing of the Environment. 85: 30-38.
Tyler, A.N., Carter, S., Davidson, D. A., Long, D. J. & Tipping, R (2001). The Extent and Significance of Bioturbation on 137Cs Distributions in Upland Soils. Catena. 43(2): 81-99.
Tyler, A.N., Davidson, D.A., & Grieve, I.C. (2001). In Situ Radiometric Mapping of Soil Erosion and Field-Moist Bulk Density on Cultivated Fields. Soil Use and Management. 17: 88-96.
1996-2000
Rainey, M., Tyler, A.N., Bryant, R., Gilvear, D.J. and McDonald, P., (2000). The influence of surface and interstitial moisture on the spectral characteristics of intertidal sediments: Implications for airborne image collection and processing. International Journal of Remote Sensing. 21: 3025-3038.
Tyler, A.N. & Heal, K.V. (2000). Predicting areas of Cs-137 loss & accumulation in upland catchments. Water, Air and Soil Pollution. 121, 273-291.
Tyler, A.N. (1999).
Monitoring Anthropogenic Radioactivity in Salt Marsh Environments
through in situ gamma ray spectrometry. Journal of Environmental Radioactivity.
45(3): 235-252.
Tipping, R., Long, D., Carter, S., Davidson, D., Tyler, A., Boag, B. (1999). Testing the potential of soil stratigraphic palynology in podsols. From A.M. Pollard (Editor). Geoarchaeology: expl Geological Society of London Special Publications, 165: 79-90
Davidson, D.A., Grieve, I.G., Tyler, A.N., Barclay, G.J., & Maxwell, G.S. (1998). Archaeological sites: assessment of erosion risk. Journal of Acrchaeological Science. 25, 857-860.
Davidson, D.A., Carter, S., Boag, B., Long D., Tipping, R., Tyler, A. (1998). Analysis of pollen in soils: processes of incorporation and redistribution of pollen in five soil profile types. Soil Biology and Biochemistry. 31: 643-653.
Carter, S., Tipping. R., Davidson, D., Long, D. & Tyler, A. (1997). A multiproxy approach to the function of postmedievel ridge-and-furrow cultivation in upland northern Britain. The Holocene. 7(4): 447-456.
Tyler, A.N.,
Sanderson, D.C.W. and Scott, E.M. (1996). Estimating and Accounting
for 137Cs Source Burial through In-situ Gamma Spectrometry
in Salt Marsh Environments. Journal of Environmental Radioactivity.
33(3): 195-212.
Tyler, A.N.,
Sanderson, D.C.W., Scott, E.M. & Allyson, J.D. (1996). Investigations
of Spatial Variability and Fields of View in Environmental Gamma Ray Spectrometry. Journal of Environmental Radioactivity. 33(3): 213-235.
Bryant, R., Tyler, A.N., Gilvear. D.J., McDonald, P., Teasdale, I., Brown., J. & Ferrier, G. (1996). A preliminary investigation into the VNIR spectral characteristics of inter-tidal sediments. International Journal of Remote Sensing. 17(2): 405-412.
Significant Reports
DPAG (2003). Second Interim Report of the Dounreay Particle Advisory Group. . Scottish Environment Protection Agency Publication. March 2003.
DPAG (2001). First Interim Report of the Dounreay Particle Advisory Group. Scottish Environment Protection Agency Publication. March 2001. 56pp.
Proceedings from International Meetings and Book Chapters
2001-present
Tyler, A.N. (2007) In Situ and airborne gamma-ray spectrometry. In: Analysis of Environmental Radionuclides, Edited by P. P. Povinec. Elsevier: Radioactivity in the Environment, Volume 11. 532pp.
Davids, C., and Tyler, A.N., (2002). Detecting contamination-induced tree stress within the Chernobyl exclusion zone. Proceedings from the International Conference on Radioactivity in the Environment, Monaco, September 2002: 69-73.
Tyler, A.N., Rainey, M.P., Atkin, P.A., Gilvear, D.J., & McDonald, P. (2002). Remote sensing of intertidal sediment bound radionuclide storage, remobilization and deposition: Case Study in the Ribble Estuary. Proceedings from the International Conference on Radioactivity in the Environment, Monaco, September 2002.
Tyler, A.N. (2002). High accuracy in situ radiometric mapping. Proceedings from the International Conference on In Situ and Nuclear Metrology as a Tool for Radioecology, I.R.E. Fleurus Belgium, 10-12 June, 2002. 148-153.
Tyler, A.N., Rainey, M.P., Atkin, P.A., Gilvear, D.J., & McDonald, P. (2002). Remote sensing of intertidal sediment bound radionuclide storage, remobilization and deposition. Proc. from the International Conference on In Situ and Nuclear Metrology as a Tool for Radioecology, I.R.E. Fleurus Belgium, 10-12 June, 2002. 207.
Tyler, A.N. (2002). Broadening the scope and environmental applications of in situ gamma ray spectrometry. Proceedings of the Symposium on Environmental Radiometrics. Edited by D.C.W. Sanderson and J.J. McLeod. Organised on behalf of the European Concerted Action on Environmental Airborne Remote Sensing, June 1998, University of Stirling. 60-66.
Tyler, A.N., Sanderson, D.C.W. & Scott, E.M. (2002). The elusive topographic anomaly: Empirical comparisons between airborne, in-situ and soil sample activity estimates across an upland organic rich valley. Edited by D.C.W. Sanderson and J.J. McLeod. Proceedings of the Symposium on Environmental Radiometrics. Organised on behalf of the European Concerted Action on Environmental Airborne Remote Sensing, June 1998, University of Stirling. 15-20.
Davidson, D.A., Grieve, I.G., Tyler, A.N., (2001). An assessment of soil erosion risk in Scotland. In Conacher A.J. (ed.), Land Degradation. Kluwer, 93-108.
1996-2000
Long, D.J., Tipping, R., Carter, St., Davidson, D, Boag, B. and Tyler, A. (2000). The replication of pollen stratigraphies in soil pollen profiles: A test. In: M.M. Harley, C.M., Morton and S. Blackmore (eds). Pollen and Spores: Morphology and Biology, 481-497. Royal Botanic Gardens, Kew.
Atkin, P., Tyler, A.N., Gilvear, D.J., Bryant, R., & McDonald, P. (1999). Understanding the dynamics of radionuclide bearing suspended sediment Transport in Estuarine Environments: A synoptic approach. Poster Presentation at the Fourth International Airborne Remote Sensing Conference and Exhibition. Ottawa, Canada. 21-24 June 1999. II, 634-640.
Rainey, M., Tyler, A.N., Bryant, R., Gilvear, D.J., & McDonald, P. (1999). Mapping Intertidal Radionuclide Concentrations through Airborne Remote Sensing. Fourth International Airborne Remote Sensing Conference and Exhibition. Ottawa, Canada. June.
Rainey, M., Tyler, A., Bryant, R., Gilvear, D. and McDonald, P., (1998), Airborne remote sensing of radionuclide discharges in estuarine intertidal sediments. Proc. 5th International Conference on Remote Sensing for Marine and Coastal Environments, San Diego, California, 5-7 October 1998. Vol. II: 460-467.
Rainey, M., Tyler, A., Bryant, R., Gilvear, D. and McDonald, P., (1998), Monitoring radionuclide discharges in estuarine intertidal sediments through airborne remote sensing. Proceedings of the 24th Annual Conference of the Remote Sensing Society, Chatham Maritime, 9-11 September 1998. 746-752.
Tyler, A.N., Davidson, D.A., & Grieve, I.C. (1998). Estimating Soil Loss at Littleour, Perthshire: Using the 137Cs Methodology. In Barclay, G J and Maxwell, G S (eds.) 1998. The Cleaven Dyke: a Perthshire cursus monument in its context. Published by Historic Scotland. pp 83-91.
Tyler , A.N. (1998). Spatial monitoring of the deposition and dispersion of radionuclides in estuarine environments. MAFF Special Meeting on Sea to land transfer Mechanisms. London. September 1998.
Tipping, R., Carter, S., Davidson, D.A., Long, D. & Tyler, A. (1997). Soil pollen analysis: a new approach to understanding the stratigraphic integrity of data. In A. Sinclair, E. Slater & J. Gowlett. (Editors). Archaeological Sciences 1995. Oxford: Oxbow Monograph, 64.
Recent National and International Presentations
Tyler, A.N., Wakefield, R., McDonald, P., Rainey, M., Atkin, P. (2004) Remote Sensing of Intertidal Radionuclide Storage, Remobilization and Deposition: Case Study in the Ribble Estuary. International Conference on Isotopes in Environmental Studies. Aquatic Forum. Monte Carlo, Monaco. 25-29 Octobber, 2004.
Tyler,A.N., Bradley, S. & Copplestone, D. (2004). Results from the first national in-situ gamma spectrometry survey of the United Kingdom. RADIOPROTECTION OF ENVIRONMENT. International symposium. In situ nuclear metrology as a tool for radioecology. Albena, Bulgaria. 27-30 September 2004
Tyler, A.N., Sváb, E., Preston, T. & Présing, M. (2004) Remote Sensing of Lake Balaton, Hungary: A mixture modelling approach to quantifying blooms of phytoplankton in water characterised by high-suspended sediment. NERC Earth Observation Conference 2004. University of Plymouth. June 2004.
Wakefield, R., Tyler, A.N., McDonald, P. & Winterbottom, S. (2004). Determining net sediment and radionuclide fluxes in estuarine environments through airborne remote sensing. NERC Earth Observation Conference 2004. University of Plymouth. June 2004.
Hunter, P., Tyler, A.N., Nigel Willby2, David Gilvear1 & Green, M. (2004) Characterising the Photoautotrophic Response to Spatial and Temporal Variability in Underlying Environmental Controls in Eutrophic Shallow Lake Environments through Airborne Remote Sensing. NERC Earth Observation Conference 2004. University of Plymouth. June 2004.
*Tyler, A.N. (2004). EORADOS: Results for a European intercomparison exercise of air kerma measurements. Developments in in-situ gamma ray spectrometry. Coordinating Group for Environmental Radioactivity. Liverpool, April.
*Wakefield, R., & Tyler, A.N. (2004) Relationships between intertidal clay abundance and radionuclide specific activity concentrations the Ribble Estuary: Implications for remote sensing. Coordinating Group for Environmental Radioactivity. Liverpool, April.
Tyler, A.N., Svab, E., Preston, T., & Presing, M (2003). Remote Sensing of Lake Balaton, Hungary: A mixture modelling approach to quantifying blooms of phytoplankton in water characterised by high-suspended sediment. Accepted presentation for The International Association for Great Lakes Research (IAGLR) and the International Lake Environment Committee (ILEC) joint meeting combining the 46th Annual Conference on Great Lakes Research and the 10th World Lakes Conference. DePaul University in Chicago, Illinois, USA, from June 22-26, 2003,
*Tyler, A.N. & Sanderson, D.C.W. (2003). An International Comparison of Airborne and Ground Based Gamma-ray Spectrometry: Initial Results from the RESUMÉ 2002 ECCOMAGS Exercise. Invited presentation to EURADOS workshop and conference, Physikalisch-Tecknische Bundesanstalt, Braunschweig, Germany. January, 2003.
*Tyler, A.N., Svab, E., Preston, T. & Presing, M. (2002). Mapping and quantifying chlorophyll a concentrations in Lake Balaton through remote sensing. Presented to the Lake Balaton Limnological Institute,Tihani. Hungarian Academy of Sciences. Hungary. October 2002.
