Displaying 1 - 6 of 6
Carcaillet, Bergman, Delorme, Hornberg, Zackrisson
Knowledge of past fire regimes is crucial for understanding the changes in fire frequency that are likely to occur during the coming decades as a result of global warming and land-use change. This is a key issue for the sustainable management of…
Type: Document
Year: 2007
Carcaillet, Bergman, Delorme, Hornberg, Zackrisson
Knowledge of past fire regimes is crucial for understanding the changes in fire frequency that are likely to occur during the coming decades as a result of global warming and land-use change. This is a key issue for the sustainable management of…
Type: Document
Year: 2007
Gassaway
The inability to distinguish between human-caused and lightning ignitions in fire-history studies has led to three major problems: 1) a basic assumption that all pre-Euro-American settlement fire regimes are ''natural'' unless findings are aberrant…
Type: Document
Year: 2007
Kauffman, Martin
Numerous studies, historical accounts and archaeological evidence suggest that the historical density and abundance of black oak (Quercus kelloggii Newb.) in mixed conifer forests was much greater than today. Reasons for the decline of this species…
Type: Document
Year: 1987
Ritchie
Post-glacial Vegetation of Canada brings together all the available information about the complex history of vegetational and environmental change in Canada since the last Ice Age. As the lands began to emerge from under the ice, they provided a…
Type: Document
Year: 1987
Forney
[no description entered]
Type: Document
Year: 1987