Macquarie University, Sydney Macquarie University ResearchOnline

Showing items 1 - 14 of 14.

Add to Quick Collection   All 14 Results

  • First
  • Previous
  • 1
  • Next
  • Last
Sort:
 Add All Items to Quick Collection
Date: 2014
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/319651
Description: Aim: We examined differences in the architecture of African and Australian savanna trees. We sought to attribute variation in tree architecture to current environments, wood density and phylogeny, and ... More
Reviewed: Reviewed
Date: 2014
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/319836
Description: Aim: Many tropical savannas are undergoing a trend of increasing woody biomass, or 'woody thickening'. Management to reduce fire frequency and intensity in savannas could substantially increase the am ... More
Reviewed: Reviewed
Date: 2014
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/327561
Description: Ecologists have long sought to understand the factors controlling the structure of savanna vegetation. Using data from 2154 sites in savannas across Africa, Australia, and South America, we found that ... More
Reviewed: Reviewed
Date: 2014
Subject Keyword: Biome shift | CDM | Forest | Grassland | Savanna
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/309675
Description: Tropical grassy biomes (TGBs) are globally extensive, provide critical ecosystem services, and influence the earth-atmosphere system. Yet, globally applied biome definitions ignore vegetation characte ... More
Reviewed: Reviewed
Date: 2013
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/229285
Description: Fire is a ubiquitous component of the Earth system that is poorly understood. To date, a global-scale understanding of fire is largely limited to the annual extent of burning as detected by satellites ... More
Reviewed: Reviewed
Date: 2012
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/180591
Description: 1. We provide a brief overview of progress in our understanding of introduced plant species. 2. Three main conclusions emerge from our review: (i) Many lines of research, including the search for trai ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/163610
Description: We aimed to identify the limits of savanna across Africa, Australia and South America. We based our investigation on the rich history of hypotheses previously examined: that the limits of savanna are ... More
Reviewed: Reviewed
Date: 2011
Language: eng
Resource Type: book chapter
Identifier: http://hdl.handle.net/1959.14/165857
Description: 15 page(s)
Date: 2011
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/138762
Description: Savannas are defined based on vegetation structure, the central concept being a discontinuous tree cover in a continuous grass understorey. However, at the high-rainfall end of the tropical savanna bi ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/138644
Description: Spatio-temporal variation in tropical savanna tree cover remains poorly understood. We aimed to quantify the drivers of tree cover in tropical mesic savannas in Kakadu National Park by relating change ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/138657
Description: The persistence of mesic savannas has been theorised as being dependent on disturbances that restrict the number of juveniles growing through the sapling size class to become fire-tolerant trees. We a ... More
Reviewed: Reviewed
Date: 2009
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/138672
Description: A Savanna Structure and Variation Working Group (Working Group 49; www.vegfunction.net/wg/49/49_Savanna_Structure.htm) of the Australian Research Council-funded Vegetation Function Network met in Darw ... More
Date: 2008
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/138729
Description: 1. How tree cover in tropical savannas changes through time and space is a major unresolved issue in ecology due to the complexity of these systems where fire, grazing, climatic variability and landsc ... More
Reviewed: Reviewed
Date: 2007
Language: eng
Resource Type: journal article
Identifier: http://hdl.handle.net/1959.14/138724
Description: Savannas are the major biome of tropical regions, spanning 30% of the Earth's land surface. Tree:grass ratios of savannas are inherently unstable and can be shifted easily by changes in fire, grazing, ... More
Reviewed: Reviewed
  • First
  • Previous
  • 1
  • Next
  • Last