Displaying 1 - 7 of 7
Stahle, Whitlock, Haberle
On centennial to millennial timescales fire regimes are driven by climate changes, vegetation composition and human activities. We reconstructed the postglacial vegetation and fire history based on pollen and charcoal data from a small lake in…
Type: Document
Year: 2016
Foreman
The complex interactions among climate, soils, fire and humans in the biogeography of natural grasslands has long been debated in Australia. On the one hand, ecological models assume the primacy of climate and soils. On the other, Aboriginal burning…
Type: Document
Year: 2016
Swetnam, Farella, Roos, Liebmann, Falk, Allen
Interannual climate variations have been important drivers of wildfire occurrence in ponderosa pine forests across western North America for at least 400 years, but at finer scales of mountain ranges and landscapes human land uses sometimes over-…
Type: Document
Year: 2016
Gowlett
Numbers of animal species react to the natural phenomenon of fire, but only humans have learnt to control it and to make it at will. Natural fires caused overwhelmingly by lightning are highly evident on many landscapes. Birds such as hawks, and…
Type: Document
Year: 2016
Stowe
The South Carolina Department of Natural Resources (DNR) acquires land in the state to protect rare species and ecosystems, and significant cultural and archaeological sites. These lands -- called heritage preserves (HPs) -- also provide outstanding…
Type: Document
Year: 1999
Hardy, Keane, Harrington
From the text...'The term restoration relates to activities required to reduce hazards from wildland fires and improve federal forest and grassland health to a condition that can be maintained through periodic disturbance. Restoration and…
Type: Document
Year: 1999
Hornberg, Ostlund, Zackrisson, Bergman
In northern Fennoscandia a rare forest type, characterized by Cladina [Cladonia] spp. (lichens) and Picea abies, occurs on dry productive sites outside the range of permafrost but close to the Scandes mountains. The history of vegetation development…
Type: Document
Year: 1999