Publications and Outreach

Resources and Data


Peer-reviewed science publications
(For more general science outreach and other writings, and media interviews, please go to the bottom of this page)

  1. Vankoughnett, M.R., and Grogan, P.  2016. Plant productivity in low and tall birch tundra communities: The influence of snow and litter. Plant and Soil DOI: 10.1007/s11104-016-2921-2.(PDF)

  2. Semenchuk, P.R., Christiansen, C.T., Grogan, P., Morgner, E., Elberling, B., and Cooper, E.J.  2016. Long-term experimentally deepened snow decreases growing season CO2 respiration rates in a low and high arctic tundra ecosystem.  Journal of Geophysical Research-Biogeosciences DOI: 10.1002/2015JG003251.(PDF)

  3. Abbott, B.W., Jeremy B Jones, Edward AG Schuur, F Stuart Chapin III, William B Bowden, M Syndonia Bret-Harte, Howard E Epstein, Michael D Flannigan, Tamara K Harms, Teresa N Hollingsworth, Michelle Mack,David McGuire, Susan M Natali, Adrian Rocha, Suzanne E Tank, Merritt R Turetsky, Jorien E Vonk, Kimberly P Wickland, George R Aiken, Heather D Alexander, Rainer M W Amon, BrianW Benscoter, Yves Bergeron, Kevin Bishop, Olivier Blarquez, Ben Bond-Lamberty,Amy L Breen, Ishi Buffam, Yihua Cai, Christopher Carcaillet, SeanKCarey, Jing M Chen, Han Y H Chen, Torben R Christensen, Lee W Cooper, J Hans C Cornelissen, William J de Groot, Thomas H DeLuca, Ellen Dorrepaal, Ned Fetcher, Jacques C Finlay, Bruce C Forbes, Nancy HF French, Sylvie Gauthier, Martin P Girardin, Scott J Goetz, Johann G Goldammer, Laura Gough, Paul Grogan, Laodong Guo, Philip E Higuera, Larry Hinzman, Feng ShengHu, Gustaf Hugelius, Elchin E Jafarov, Randi Jandt, Jill F Johnstone, Jan Karlsson, Eric S Kasischke, Gerhard Kattner, Ryan Kelly, Frida Keuper, George W Kling, Pirkko Kortelainen, Jari Kouki, Peter Kuhry, Hjalmar Laudon, Isabelle Laurion, Robie W Macdonald, Paul J Mann, Pertti J Martikainen, James W McClelland, Ulf Molau, Steven F Oberbauer, David Olefeldt, David Paré, Marc-André Parisien, Serge Payette, Changhui Peng, Oleg S Pokrovsky, Edward B Rastetter, Peter A Raymond, Martha K Raynolds, Guillermo Rein, James F Reynolds, Martin Robard, Brendan M Rogers, Christina Schädel, Kevin Schaefer, Inger K Schmidt, Anatoly Shvidenko, Jasper Sky, Robert G M Spencer, Gregory Starr, Robert G Striegl, Roman Teisserenc, Lars J Tranvik, Tarmo Virtanen, Jeffrey M Welker and Sergei Zimov. 2016. Biomass offsets little or none of permafrost carbon release from soils, streams, and wildfire: an expert assessment.  Environmental Research Letters (11):034014 (13 pages).(PDF)

  4. Shi, Y., Grogan, P., Sun, H., Xiong, J., Yang, Y., Zhou, J., Chu, H. 2015. Multi-scale variability analysis reveals the importance of spatial distance in shaping Arctic soil microbial functional communities.  Soil Biology and Biochemistry (86):126-134. (PDF)

  5. Shi, Y., Xiang, X., Shen, C., Chu, H., Neufeld, J.D., Walker, V.K. and Grogan, P.  2015. Vegetation-associated impacts on Arctic tundra bacterial and microeukaryotic communities. Applied and Environmental Microbiology 81(2): 492-501. (PDF)

  6. Shen, C., Liang, W., Shi, Y., Lin, X., Zhang, H., Wu, X., Xie, G., Chain, P., Grogan, P., Chu, H. 2014. Contrasting elevational diversity patterns between eukaryotic soil microbes and plants. Ecology 95(11): 3190–3202. (PDF)

  7. Siciliano, S.D., Palmer, A.S., Winsley, T., Lamb, E., Bissett, A., Brown, M.V., van Dorst, J., Ji, M., Ferrari, B.C., Grogan, P., Chu, H., and Snape, I.  2014. Fertility controls richness but pH controls composition in polar soil microbial communities. Soil Biology and Biochemistry 78:10-20. (PDF)

  8. Feng, Y., Grogan, P., Caporaso, J.G., Zhang, H., Lin, X., Knight, R., and Chu, H. 2014. pH is a good predictor of the distribution of anoxygenic purple phototrophic bacteria in Arctic soils. Soil Biology and Biochemistry 74:193-200. (PDF)

  9. Zamin, T.J., Bret-Harte, S., Grogan, P.  2014. Evergreen shrubs dominate responses to experimental summer warming and fertilization in Canadian mesic low arctic tundra. Journal of Ecology 102(3): 749–766. (PDF; supplementary material)

  10. Stewart, K.J., Grogan, P., Coxson, D.S. and Siciliano, S.D. 2014. Topography as a key factor driving atmospheric nitrogen exchanges in arctic terrestrial ecosystems. Soil Biology and Biochemistry 70:96-112.(PDF)

  11. Vankoughnett, M.R., and Grogan, P.  2014. Nitrogen isotope tracer acquisition in low and tall birch tundra plant communities: a 2 year test of the snow-shrub hypothesis. Biogeochemistry  118:291–306. (PDF)

  12. Buckeridge, K.M., Banerjee, S., Siciliano, S.D., and Grogan, P.  2013.  The seasonal pattern of soil microbial community structure in mesic low arctic tundra. Soil Biology and Biochemistry 65:338-347.(PDF)

  13. Grogan, P, Eviner, V., and Hobbie, S.E. 2013. The Qualities and Impacts of a Great Mentor – and How to Improve your own Mentoring. Bulletin of Ecological Society of America  94:170–176. (PDF) (Table 1. Mentoring self-assessment reflection exercise - PDF)

  14. Zamin, T, and Grogan, P.  2013. Caribou exclusion during a population low increases deciduous and evergreen shrub species biomass and nitrogen pools in low Arctic tundra. Journal of Ecology 101(3): 671–683. (PDF; supplementary material

  15. Kumar, N., Grogan, P., Chu, H., Christiansen, C.T., and Walker, V.K.  2013. The Effect of Freeze-Thaw Conditions on Arctic Soil Bacterial Communities. Biology 2(1): 356-377 (Special Issue - Polar Microbiology: Recent Advances and Future Perspectives), doi:10.3390/biology2010356. (PDF)

  16. Grogan, P. 2012. Cold season respiration across a low arctic landscape:  The influence of vegetation-type and interannual climatic variation. Arctic, Antarctic and Alpine Research 44(4):446-456. (PDF)

  17. Zamin, T. J. and Grogan, P. 2012. Birch shrub growth in the low Arctic: the relative importance of experimental warming, enhanced nutrient availability,snow depth and caribou exclusion. Environmental  Research Letters 7:034027 (9pp) doi:10.1088/1748-9326/7/3/034027. (PDF)

  18. Larsen, K.S., Michelsen, A., Jonasson, S., Beier, C. and Grogan, P. 2012. Nitrogen Uptake During Fall, Winter and Spring Differs Among Plant Functional Groups in a Subarctic Heath Ecosystem. Ecosystems 15(6):927-939. (PDF)

  19. Wilson, S, Grogan, P., and Walker, V.K.  2012. Prospecting for Ice-Association: Characterization of Freeze-Thaw Selected Enrichment Cultures from Latitudinally-Distant Soils. Canadian Journal of Microbiology 58: 402-412. (PDF)

  20. Grogan, P., Lalnunmawia, F., and Tripathi, S. K.  2012. Shifting cultivation in steeply sloped regions: A review of management options and research priorities for Mizoram state, Northeast India. Agroforestry Systems 84: 163-177. (PDF)

  21. Myers-Smith, I. H., B. C. Forbes, M. Wilmking, M. Hallinger, T. Lantz, D. Blok, K. D. Tape, M. Macias-Fauria, U. Sass-Klaassen, E. Lévesque, S. Boudreau, P. Ropars, L. Hermanutz, A. Trant, L. S. Collier, S. Weijers, J. Rozema, S. A. Rayback, N. M. Schmidt, G. Schaepman-Strub, S. Wipf, C. Rixen, C. B. Ménard, S. Venn, S. Goetz, L. Andreu-Hayles, S. Elmendorf, V. Ravolainen, J. Welker, P. Grogan, H. E. Epstein, and D. S. Hik. 2011. Shrub expansion in tundra ecosystems: dynamics, impacts and research priorities. Environmental Research Letters 6:045509 (15pp) doi: 10.1088/1748-9326/6/4/045509. (PDF)

  22. Brooks, P.D., Grogan, P., Templer, P.H., Groffman, P., Oquist, M., and Schimel, J. 2011. Carbon and nitrogen cycling in snow-covered environments Geography Compass 5(9): 682-699. (PDF)

  23. Chu, H., Neufeld, J.D., Walker, V.K., and Grogan, P.  2011.  The influence of vegetation type on the dominant soil bacteria, archaea and fungi in a low arctic tundra landscape.  Soils Science Society of America Journal 75: 1756-1765. (PDF)

  24. Stewart, K.J., Coxson, D., and Grogan, P.  2011. Nitrogen inputs by associative cyanobacteria across a low arctic tundra landscape.  Arctic, Antarctic and Alpine Research  43(2): 267-278. (PDF)

  25. Grogan, P. 2011. Carpe diem and slow down. Bulletin of the Ecological Society of America 92(3): 281-281. (PDF, weblink)

  26. Chu, H., Fierer, N., Lauber, C.L., Caporaso,  J.G., Knight, R. and Grogan, P. 2010. Soil bacterial diversity in the Arctic is not fundamentally different from that found in other biomes. Environmental Microbiology 12(11): 2998–3006. (PDF, Corrigendum)

  27. Buckeridge, K.M. and Grogan, P.  2010. Deepened snow increases late thaw soil biogeochemical pulses in mesic low arctic tundra. Biogeochemistry 101(1): 105-121. (PDF)

  28. Foote, R. and Grogan, P. 2010. Soil Carbon Accumulation During Temperate Forest Succession on Abandoned Low Productivity Agricultural Lands. Ecosystems 13:795-812. (PDF)

  29. Churchland, C., Mayo-Bruinsma, L., Ronson, A., and Grogan, P. 2010. Soil microbial and plant community responses to single large carbon and nitrogen additions in low arctic tundra. Plant and Soil 334(1):409-421. (PDF)

  30. Buckeridge, K. M., Cen, Y-P., Layzell, D. B. and Grogan, P. 2010. Soil biogeochemistry during the early spring in low arctic mesic tundra and the impacts of deepened snow and enhanced nitrogen availability. Biogeochemistry 99:127-141. (PDF)

  31. Buckeridge, K. M., Zufelt, E., Chu, H. and Grogan, P. 2010. Soil nitrogen cycling rates in low arctic shrub tundra are enhanced by litter feedbacks. Plant and Soil 330:407-421. (PDF)

  32. Chu, H. and Grogan, P.  2010. Soil microbial biomass, nutrient availability and nitrogen mineralization potential among vegetation types in a low arctic tundra landscape. Plant and Soil 329: 411-420. (PDF)

  33. Barto, D., Cziraky, J., Geerts, S., Hack, J., Langford, S., Nesbitt, R., Park, S., Willie, N., Xu, J., and Grogan, P.  2009. An integrated analysis of the use of woodstoves to supplement fossil fuel-fired domestic heating. Journal of Natural Resources and Life Sciences Education 38: 87-92. (PDF)

  34. Nobrega, S. and Grogan, P.  2008. Landscape and ecosystem-level controls on net carbon dioxide exchange along a natural moisture gradient in Canadian low arctic tundra. Ecosystems 11: 377-396. (PDF)

  35. Buckeridge, K. and Grogan, P.  2008. Deepened snow alters soil microbial nutrient limitations in arctic birch hummock tundra. Applied Soil Ecology 39(2): 210-222. (PDF)

  36. Nobrega, S. and Grogan, P.  2007. Deeper snow enhances winter respiration from both plant-associated and bulk soil carbon pools in birch hummock tundra. Ecosystems 10(3): 419-431. (PDF)

  37. Larsen, K., Grogan, P., Jonasson, S. and Michelsen, A. 2007. Respiration and microbial dynamics in two sub-arctic ecosystems during winter and spring-thaw: Effects of increased snow depth. Arctic, Antarctic and Alpine Research 39(2): 268-276. (PDF)

  38. Grogan, P. and Jonasson, S. 2006. Ecosystem CO2 production during winter in a Swedish subarctic region: The relative importance of climate and vegetation type. Global Change Biology 12:1479-1495. (PDF)

  39. Grogan, P. and Jonasson, S. 2005. Temperature and substrate controls on intra-annual variation in ecosystem respiration in two subarctic vegetation types. Global Change Biology 11:465-475. (PDF)

  40. Grogan, P. 2005. The Use of Hypotheses in Ecology. Bulletin of the British Ecological Society 36(1):43-47. (PDF)

  41. Harris, J.A., Grogan, P. and Hobbs, R.J. 2005. Restoration Ecology and the Role of Soil Biodiversity. In Biological Diversity and Function in Soils (eds. Bardgett, R.D., Hopkins, D.W. and Usher, M.B.). Cambridge University Press.

  42. Bruns, T.D., Baar, J., Grogan, P., Horton, T.R., Kretzer, A., Redecker, D., Tan, J. and Taylor, D. L. 2005. Natural History and Community Dynamics of Ectomycorrhizal Fungi following the Mt. Vision Fire. pp33-40, In Lessons Learned from the October 1995 Mt. Vision Fire; CD ROM published by Points Reyes National Seashore. (PDF)

  43. Illeris, L., Grogan, P., Jonasson, S., Michelsen, A. and Ro-Poulsen, H. 2004. Carbon Dioxide Flux in a Dry Subarctic Heath at Mid Summer: Responses to Long-term Manipulations. Arctic, Antarctic and Alpine Research 36(4):456-463. (PDF)

  44. Loya, W.M. and Grogan, P. 2004. Carbon conundrum on the tundra. News and Views. Nature 431:406-408. (PDF)

  45. Lilleskov, E.A., Bruns, T.D., Horton, T.R., Taylor, D.L., and Grogan, P. 2004. Detection of forest stand-level spatial structure in ectomycorrhizal fungal communities. FEMS Microbiology Ecology 49 (2): 319-332. (PDF)

  46. Grogan, P., Michelsen, A., Ambus, P. and Jonasson, S. 2004. Effects of differing freeze-thaw regimes on nutrient cycling and respiration in sub-arctic heath tundra. Soil Biology and Biochemistry 36(4): 641-654. (PDF)

  47. Grogan, P. and Jonasson, S. 2003. Controls on annual nitrogen cycling in the understorey of a sub-arctic birch forest. Ecology 84(1): 202-218. (PDF)

  48. Grogan, P. and Matthews, R.B. 2002. A modelling analysis of the potential for soil carbon sequestration under short rotation coppice willow bioenergy plantations. Soil Use and Management 18:175-183. (PDF)

  49. Matthews, R., and Grogan, P. 2001. Potential carbon sequestration rates under short-rotation coppiced willow and Miscanthus crops: a modelling study. Aspects of Applied Biology 65: 301-310.

  50. Grogan, P., Illeris L., Michelsen, A. and Jonasson, S. 2001. Respiration of recently-fixed plant carbon dominates mid-winter ecosystem CO2 production in sub-arctic heath tundra. Climatic Change 50(1/2): 129-142. (PDF)

  51. Grogan, P. and Matthews, R. 2001. Review of the potential for soil carbon sequestration under bioenergy crops in the U.K.  Report for U.K. Dept. of Environment, Food, and Rural Affairs. Contract NF 0418.

  52. Grogan, P., Baar, J. and Bruns, T.D. 2000. Below-ground ectomycorrhizal community structure in a recently burned bishop pine forest. Journal of Ecology 88(6):1051-1063. (PDF)

  53. Grogan, P. and Chapin, F.S. III. 2000. Initial effects of experimental warming on above- and belowground components of net ecosystem CO2 exchange in arctic tundra. Oecologia 125(4): 512-520. (PDF)

  54. Grogan, P., Bruns, T.D. and Chapin, F.S. III. 2000. Fire effects on ecosystem nitrogen cycling in a Californian bishop pine forest. Oecologia 122(4): 537-544. (PDF)

  55. Grogan, P. and Chapin, F.S. III. 2000. Nitrogen limitation in Californian annual grasslands: the contribution of arbuscular mycorrhizae. Biogeochemistry 49(1): 37-51. (PDF)

  56. Grogan, P. and Chapin, F.S. III. 1999. Arctic soil respiration: effects of climate and vegetation depend on season. Ecosystems 2(5):451-459. (PDF)

  57. Grogan, P. 1998. CO2 flux measurement using soda lime: The appropriate correction for water 2adsorption. Ecology 79(4):1467-1468. (PDF)

The PDF files posted above (and below) are available on the understanding that they will be downloaded for personal or professional use by individuals only, and will not be offered for commercial sale or for any systematic external distribution by a third party. Copyright of each article rests with the publishing company.



More general science outreach and other writings:

Grogan, P. 2016. The Root Cause of Climate Change.  Letter to the Editor on the relationship between two previous articles that were title 'Climate crisis: seaweed, coffee and cement could save the planet', and 'On Mindfulness - Not a quick fix but a profound transformation'. Guardian Weekly Newspaper (January 1-7) (

Grogan, P. 2015.  Our Mindset is the Problem.  Letter to the Editor on cover article entitled ‘Is our economic system broken’ Guardian Weekly Newspaper (January 23-30) (

Grogan, P. 2014. What price beauty? Should esthetics be the over-riding concern in deciding whether to permit a wind farm on Amherst Island on the east shore of Lake Ontario? Kingston Whig-Standard Newspaper Opinion Column (February 27th). (; Also in Kingston This Week - Frontenac This Week (March 6th)

Grogan, P. 2014. Argentina: Plenty of pesos but little passion in Patagonia. Letter from Argentina. Guardian Weekly Newspaper, London, February 18th. Weblink

Grogan, P. 2013. Our Anthropocene Future - What can biology tell us? Free Inquiry. February/March issue. Vol. 32 (2):16-19. Council for Secular Humanism. New York. (PDF)

Grogan, P. 2012. What can biology tell us about our future, and why do we seem to be having such difficulty acknowledging and addressing the implications of our unsustainable living? (PDF)

Grogan, P. 2011. What can biology tell us about our future? Address at the Queen's Ban Righ centre. (PDF)

Grogan, P. 2011. Carpe diem and slow down. Address at the Biology Department annual dinner. (PDF)

Grogan, P. 2011. Think about the ecological consequences of the decisions you make. Kingston Whig-Standard Newspaper Opinion Column (June 1st). (

Grogan, P. 2010. India: Economic growth contrasts with political unrest in a forgotten enclave. Letter from India. Guardian Weekly Newspaper, London, August 31 (PDF). Weblink

Reeve, A. and Grogan, P. 2009. Conservation of forest plant communities: A potential solution to the threat from Garlic Mustard (Alliaria petiolata) (PDF). Submitted to Cataraqui Regional Conservation Authority's Lemoine Point Invasive Species Control Group (Chris Hargreaves).

Grogan, P. 2009. Soils and vegetation in the region around Queen's University Biological Station north of Kingston. (PDF)


Media interviews

CBC Radio North. 7 minute interview with Tara McCarthy on our recent evergreen shrub response to warming paper (Zamin et al 2014)

CFRA 580FM Ottawa. The Amherst Island wind farm proposal - Discussion with Rob Snow (February 28th, 2014): (interview starts at 34 minutes into podcast)

Internet Radio. Rewiring your Brain hosted by Dr. Robert Rose (March 7th, 2013):

CBC Radio North. 10 minute interview (January 9th, 2012):

CBC TV Daily Planet science show. Carbon conundrum on the tundra - Discussion with Jay Ingram. (September 24th, 2004)