Current lab group(2014-2015)


      • Travis Andrews, PhD candidate co-advised with Ben Felzer.

        Dissertation topic: Why precipitation and forest structure are changing in the eastern US: insight from analysis of large empirical and climate model datasets.

      • Michael Clifford, PhD candidate

        Dissertation topic: Late Holocene drought, fire, and vegetation in northeastern North America inferred from peatland archives.

        Selected recent publications:

        Clifford, M.J. & R.K. Booth. 2015. Late-Holocene drought and fire drove a widespread change in forest community composition in eastern North America. The Holocene, in press.

        Clifford, M.J. & R.K. Booth. 2013. Increased probability of fire during late Holocene droughts in northern New England. Climatic Change 119: 693-704.

      • Chandler Navara, MS student co-advised with Dr. Amber Rice (Dept of Biology)

        Thesis topic: The Effects of Interspecific Interactions on Reproductive Success of Carolina Chickadees (Poecile carolinensis).

      • Maura Sullivan, PhD candidate

        Dissertation topic: The role of short-term environmental variability in structuring testate amoeba communities.

        Selected recent publications:

        Sullivan, M.E. & R.K. Booth. 2011. The potential influence of short-term environmental variability on the composition of testate amoeba communities in Sphagnum peatlands. Microbial Ecology 62:80-93.


Bob Mason. The Influence of White-tailed Deer (Odocoileus virginianus) on Tree Recruitment in Forest Canopy Gaps Created by Hurricane Sandy. Senior Honors Thesis.

Kris Abens. Peat humification across the mid-Holocene hemlock decline at Sidney Bog, Maine. Research Project.

Ayelet Gat. Peatland developmental history and vegetation dynamics at a kettlehole peatland in northern Wisconsin. Research Project.

Ryan Herbert. The effect of light intensity on testate amoeba community composition in floating Sphagnum peatlands. Research Project.

Charlotte Malmborg. The use of fungal microremains in studies of peatland paleoecology: validation and calibration. Research Project.


Lab Alumni

Graduate and postdoctoral

  • Michelle Spicer, MS 2014. Thesis title: The legacy of planting: A century-long experiment in forest development at Lehigh University. Michelle is pursuing a PhD in the University of Pittsburgh's Department of Biological Science, working under the supervision of Dr. Walter Carson.

  • Katie Leboeuf, MS 2014. Thesis title: Holocene Vegetation, Hydrology, and Fire in the North-Central Adirondacks of New York.

  • Eric Klein, PhD 2013 (co-advised with Zicheng Yu). Dissertation title: Differential Response of Alaska Peatlands to Climate Changes of the Last Millennium. Eric is currently a post-doctoral researcher with Dr. Jeff Welker at the University of Alaska, Anchorage.

  • Travis Andrews, MS 2012. Thesis title: Testate amoebae as hydrological proxies in the Florida Everglades. Travis is currently pursuing a PhD in the EES Department.

  • Alex Ireland, PhD 2012, Postdoctoral researcher 2012. Dissertation title: Assessing the senstivity of kettle ecosystems to climatic and anthropogenic disturbances. Alex completed his PhD in 2012 and then stayed on for eight months as a postdoctoral researcher. He then spent a years as a postdoctoral scholar in Penn State's Ecosystem Science and Management Program, before accepting his current postion as an environmental scientist for Exxon-Mobile.

  • Erin Markel, MS 2009. Thesis title: A comparative study of testate amoebae and δ13C of Sphagnum as surface-moisture proxies in Alaskan peatlands. Erin is currently an environmental scientist at JMT Environment & Natural Resources Group in Maryland.

  • Yangmin Qin, visiting predoctoral scholar, 2008-2009. Qin was a visiting scholar in the lab, supported by a scholarship from the Chinese government. He is currently a lecturer in the Department of Geography, School of Earth Science, China University of Geosciences, Wuhan.

  • Valerie Sousa, MS 2008. Thesis title: Drought, lake-effect snow, and the Late Holocene beech decline: a paleoecological study at Pinhook Peatland in northwestern Indiana.

Undergraduate (senior honors thesis)

  • Kevin Barrett, BS 2012. Thesis title: A late Holocene record of moisture variability from a bog in southeastern Alaska. Kevin is currently pursuing a PhD in the Department of Botany at the University of Wisconsin working under the supervision of Dr. Sara Hotchkiss.

  • John Powell, BA 2010. Thesis title: Controls on Radial Growth of Pinus strobus (white pine) on a Floating Peatland.