PEARL  Paleoecological Environmental Assessment and Research Laboratory

Department of Biology, Queen's University, Kingston ON, Canada, K7L 3N6


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Click on an image to open a higher resolution version. Then right click and choose "Save Picture As..." (for PC) to save the image. All these images can be used in publications related to this paper, provided the source of the photo is acknowledged.
Lake sediment core being collected through lake ice. Photo credit: Derek Muir, ECCC.

 

Recently-retrieved lake sediment core, ready to be sectioned. Photo credit: Jamie Summers, Queen’s University.

Typical study lake, as seen from the helicopter. Photo credit: Jamie Summers, Queen’s University

Helicopter descending onto study lake ~20 km away from bitumen upgrading facilities. Photo credit: Jamie Summers, Queen’s University.

Lake sediment core being collected through the ice. Photo credit: Jamie Summers, Queen’s University.

 

Helicopter landing on ice-covered study lake ~ 20 km away from the main area of industrial oil sands development. Bitumen upgrading facilities on the horizon. Photo credit: Jamie Summers, Queen’s University.

 

Collecting water samples through augered hole in ice-covered study lake. Photo credit: Jamie Summers, Queen’s University.

 

Shoreline of a study lake. Photo credit: Jamie Summers, Queen’s University.

 

Lake sediment core being collected through the ice using a corer on a metal pole. Photo credit: Jamie Summers, Queen’s University.

 

Augering a hole through the ice for sampling. Photo credit: Jane Kirk, ECCC.

Lake sediment core being collected through the ice. Photo credit: Derek Muir, ECCC.

Sectioning a recently-collected sediment core. Photo credit: Jane Kirk, ECCC.

 

Sectioning a recently-collected sediment core. Photo credit: Jane Kirk, ECCC.

 
Sediment core being sectioned for analyses. Photo credit: Jane Kirk, ECCC. Study lake (site 2014-B) with no snow cover, as seen from the helicopter. Photo credit: Jane Kirk, ECCC.

Study lake (site 2014-Y) with no snow cover, as seen from the helicopter. Photo credit: Jane Kirk, ECCC.

 

Study lake (NE13) with no snow cover, as seen from the helicopter. Photo credit: Jane Kirk, ECCC.

Oil sands upgrading facilities. Photo credit: Jamie Summers, Queen’s University.

Video: Collecting a lake sediment core through an augered ice hole.  Note the brown coloured water in this lake due to the high dissolved organic carbon content at this study lake. Video credit: Derek Muir, ECCC.