![Topography of drained basins](https://pascaleroyleveillee.ca/wp-content/uploads/2015/05/OCFA-2010-spring-1-267.jpg)
Topography of drained basins
![Ground temperatures in Forest-Tundra](https://pascaleroyleveillee.ca/wp-content/uploads/2015/05/IMG_0735.jpg)
Ground temperatures in Forest-Tundra
![Thermokarst in the Blackstone Uplands, central Yukon](https://pascaleroyleveillee.ca/wp-content/uploads/2015/05/IMG_0102.jpg)
Thermokarst in the Blackstone Uplands, central Yukon
![Thaw lakes in Old Crow Flats, Yukon](https://pascaleroyleveillee.ca/wp-content/uploads/2015/04/jetdrill_slide-e1428719032790.jpg)
Thaw lakes in Old Crow Flats, Yukon
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Thermokarst in the Blackstone Uplands, central Yukon
This project investigates conditions controlling thermokarst initiation in the Blackstone Uplands, a tundra area underlain by continuous permafrost in central Yukon. Previous research examined relations between snow-pack development and frost penetration in the active-layer.