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Photograph of a patch of pine regrowth after a forest fire near Grace Lake, Ontario. Various burnt sticks and trees can be seen in the image as well.

Soil type: #36

Photograph of a burnt forest stand near Grace Lake, Ontario. Many burnt trees can be seen standing above small patches of green regrowth. A man can be seen standing near the center of the image.

Soil type: #37

Photograph of a cross-sectional view of soil in a burnt forest stand near Grace Lake, Ontario. The organic, topsoil and subsoil layers can clearly be seen. Roots sticking out horizontally on the right side of the image are indicative of windthrow. A…

Photograph of a cross-sectional view of soil in a unburnt forest stand near Grace Lake, Ontario. The organic, topsoil and subsoil layers can clearly be seen. Note that the organic layer is much thicker than similar soil in the burnt forest stands…

Photograph of an unburnt forest stand near Grace Lake, Ontario. Large living trees can be seen standing tall over the green mossy forest floor. A black hat can be seen on the ground near the bottom of the image.

Soil type: #38

Photograph of a patch of pine regrowth after a forest fire near Grace Lake, Ontario. A man can be seen sitting on a toppled burnt tree in the image.

Soil type: #36

Photograph of a 95 year old burnt forest stand near Grace Lake, Ontario. Many gray and white burnt trees can be seen in the foreground while a green unburnt forest is shown in the background. A man can be seen sitting in the regrowth at the bottom of…

Image A:

Aerial photograph of burnt and unburnt forest stands in the hilly terrain near Grace Lake, Ontario. Large swathes of burnt forest can be seen in a brownish-red hue contrasted against the unburnt green areas. The lake can also be seen in…

Aerial photographs of large areas of burnt trees near Grace Lake, Ontario. Areas of green regrowth can be seen underneath the gray burnt trees.

Photograph of a cross-sectional view of soil in a burnt forest stand near Grace Lake, Ontario. The organic, topsoil and subsoil layers can clearly be seen. Roots sticking out horizontally on the left side of the image are indicative of windthrow. A…