Distinguished University Professor
Former Canada Research Chair in Environmental Change
Editor In Chief:
Phone: (+1) 613-533-6147
Phone: (+1) 613-533-6153
Phone: (+1) 613-533-6159
Paleolimnology of Arctic and Tropical Regions
Environmental and climatic change in lakes and peatlands
Assistant Editor: Environmental Reviews
Phone: (+1) 613-533-6000 ext 77337
Studying the effects of past droughts and other climatic extremes on long-term dynamics of bird populations.
A collaborator with PEARL and a W. Garfield Weston Postdoctoral fellow working out of York University on legacy pollutants in lakes near abandoned military radar stations in the Canadian Arctic.
Former Technical Director
Bird and bat paleoecology, Webmaster
Tracking lake responses to recent climatic and environmental change in N Saskatchewan.
Analysis of pollen and charcoal from lake sediments in Northwestern Ontario to track the long-term Holocene climate.
A paleolimnological examination of sedimentary cladoceran assemblages and their relationship to multiple anthropogenic stressors in Algonquin Provincial Park.
Analysis of biological indicators (diatoms, chrysophytes, and chlorophyll-a) to examine the possible impacts of mink farm effluents on rural Nova Scotia lakes.
Investigating how local and regional stressors influence algal community structure in the St. Lawrence River.
Assessing long-term data trends to understand multiple stressors on lakes that can cause algal blooms.
Reconstruction of Northeastern Ontario's Holocene climate and fire regimes using charcoal and other proxies.
Assessing ecological impacts of long-term mercury and heavy metal exposure on chironomids in the St. Lawrence River at Cornwall, ON.
Using cladoceran assemblages to assess the impacts of recent environmental stressors on several lakes within the Rideau Canal system
Using Cladocera assemblages from sediment cores to reconstruct past population dynamics of seabird populations.
Modeling deep water dissolved oxygen changes and past hypolimnetic anoxia in south-central Ontario lakes using chironomid (Diptera) taxonomy.
An investigation on the effects of mining on nearby waterbodies in Keno City (YT) using diatoms from dated sediment cores.
A paleoecotoxicological investigation of long-term environmental changes from mining activities near Sudbury (ON).
Assessing the long-term ecological repercussions of silver mining on sub-Arctic lakes (YT) using cladoceran assemblages as a proxy of environmental change.
Assessing the impact of historical and recent environmental stressors on diatom assemblages in Dessert Lake, Frontenac, ON.
Using Chironomid assemblages to understand the effects of catchment disturbances and recent climatic warming in Lake Opinicon, ON.
Using diatoms as a bioindicator to assess the long-term environmental change in Big Salmon Lake.
Department of Biology Queen's University 116 Barrie St. Kingston, Ontario, Canada K7L 3N6