Print preview Close

Showing 169 results

Archival Description
Ontario Environmental sciences
Print preview View:

153 results with digital objects Show results with digital objects

Evaluation of loading of sulphate and heavy metals along a S-SE transect centering on Sudbury, Ontario ; Evaluation of sulphate and heavy metal loading rates and total sulphation as affected by forest canopies near Sudbury, Ontario ; Effects of smelter emissions on surrounding forest plant communities near Sudbury, Ontario : [manuscript and correspondence]

File contains three abstracts written by Freedman for presentations for the Workshop Meeting to Consider Methods Involved in Studies of Acid Precipitation to Forect [sic] Ecosystem. Edinburgh, United Kingdom. 19-23 September 1977. Session titles are: 1B: Evaluation of Atmospheric Inputs; 2. Throughfall and Stemflow; 3. Measurement of Effects. File also includes hand-written data and correspondence.

Photograph of Archibald ("Grey Owl") Belaney holding a drum with James Espaniel and Gordon Longevin, all wearing Indigenous costume

Item, a photograph, has a stamp marking it copyright to the Province of Ontario Department of Lands & Forests on the reverse side. Grey Owl stands in the middle of the photograph, with James Espaniel on his left, and Gordon Longevin on his right. The date indicates this was near the beginning of Grey Owl's "Indian masquerade".
Results 1 to 50 of 169