Displaying 1 - 10 of 42
Butler, Fensham, Murphy, Haberle, Bury, Bowman
Aim To assess hypotheses about the role of anthropogenic fire in the maintenance and origin of a fine-scale vegetation mosaic of rain forest, eucalypt savanna and grassland. Location Bunya Mountains, subtropical eastern Australia. Methods A time…
Type: Document
Year: 2014
Archer, Predick
The vegetation of semi-arid and arid landscapes is often comprised of mixtures of herbaceous and woody vegetation. Since the early 1900s, shifts from herbaceous to woody plant dominance, termed woody plant encroachment and widely regarded as a state…
Type: Document
Year: 2014
Jones
Physical evidence of past fires, left in the form of cambial scars, suggests that low and moderate intensity fires have burned periodically for centuries in the coast redwood (Sequoia sempervirens ) forest in California's central coast bioregion.…
Type: Document
Year: 2014
Robin, Nelle
Fire caused by humans played an important role in prehistoric clearance of woodland, which was a prerequisite for the rise of agriculture since at least the Neolithic revolution. Therefore, reconstructed fire history provides insights into the…
Type: Document
Year: 2014
Fettig, Gibson, Munson, Negrón
In recent years, the mountain pine beetle, Dendroctonus ponderosae Hopkins, has impacted >8.9 million hectares of forests in the western United States. During endemic populations, trees weakened by other agents are often colonized by D.…
Type: Document
Year: 2014
Velle, Nilsen, Norderhaug, Vandvik
Biotic homogenization due to replacement of native biodiversity by widespread generalist species has been demonstrated in a number of ecosystems and taxonomic groups worldwide, causing growing conservation concern. Human disturbance is a key driver…
Type: Document
Year: 2014
Newman, Carroll, Jakes, Williams, Higgins
Wildfire is one of several potential disturbances that could have extraordinary impacts on individuals and communities in fire-prone areas. In this article we describe disturbance risk perceptions from interviews with residents in three Florida…
Type: Document
Year: 2014
Knapp, Walker, Wang, Hu, Addington
The desirable structure of longleaf pine forests, which generally includes a relatively open canopy of pines, very few woody stems in the mid-story, and a well-developed, herbaceous ground layer, provides critical habitat for flora and fauna and…
Type: Document
Year: 2014
Pellatt, Gedalof
Globally, colonialism resulted in the suppression of aboriginal land management practices, abetted by the concept of terra nullius, 'belonging to no one'; the belief that aboriginal people had little influence on or ownership of the land. Until…
Type: Document
Year: 2014
Jones, Farmahin, Kennedy
World Health Organization (WHO) toxic equivalency factors are used to calculate toxic equivalent (TEQ) concentrations of complex mixtures of dioxin-like compounds (DLCs), such as polychlorinated dibenzo-p-dioxins, polychlorinated dibenzofurans and…
Type: Document
Year: 2014