Rangeland Ecology & Management
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- Library Collection RecordThe quality of the landscape is declining in many grassland and savanna areas of Africa as a consequence of woody plant encroachment. We investigated the changes in vegetation at selected sites on…Publication Date 2014
- Vegetation Change
- grasslands
- savanna
- degradation
- Bush encroachment
- land use
- soils
- rainfall
- temperature
- climate change
- carbon dioxide
- KwaZulu-Natal
- South Africa
- Library Collection RecordWe examined the effect of changes in land use and land tenure on bush encroachment and vegetation condition. An analysis of aerial photographs from three time steps (1949, 1985 and 2004) was used to…Publication Date 2014
- Bush encroachment
- land use
- land tenure
- degradation
- aeiral phtographs
- commonage
- commercial agriculture
- rangeland condition
- goats
- browsing
- rangeland condition
- Fort Beaufort
- South Africa
- Library Collection RecordUsing an analysis of aerial photographs from 1942, 1985 and 2004 we assessed the impact of changing land tenure and land-use regimes on the cover of thicket vegetation on the Grahamstown commonage.…Publication Date 2014
- bush encroahcment
- land use
- management
- Aerial Photographs
- goats
- browsing
- livestock
- grazing
- grasses
- shrubs
- degradation
- Grahamstown
- South Africa
- Library Collection RecordDisturbances (pulse, press and ramp) constitute a major force influencing, even determining, the structure and functions of ecological components – populations, communities and ecosystems. The…Publication Date 2013
- ecology
- degradation
- disturbance
- ecological restoration
- resilience
- resistance
- ecosystem ecology
- restoration ecology
- Library Collection RecordAbstract Habitat fragmentation is one of the most important causes for the decline of plant species. However, plants differing in phylogeny, habitat requirements and biology are likely to respond…Publication Date 2013
- CSR-strategies
- Naturally rare species
- Plant conservation
- Recently rare species
- species traits
- Taxonomic position
- disrturbance
- restoration ecology
- degradation
- management
- Germany
- Library Collection RecordQuestions What are the characteristics of soil seed banks in highly endangered renosterveld vegetation and adjacent degraded sites? What is the contribution of the soil seed bank to restoring…Publication Date 2013
- ecology
- soils
- seed bank
- degradation
- agriculture
- fire ecology
- management
- restoration ecology
- Alien invasive species
- indigenous vegetation
- wartland Shale Renosterveld
- Cape Floristic Region
- South Africa
- Library Collection RecordIn South Africa, the relative extent of range degradation under freehold compared to communal tenure has been strongly debated. We present a perspective on the processes that drive rangeland…Publication Date 2013
- rangeland
- degradation
- communal farming
- management
- policy
- rehabilitation
- South Africa
- Library Collection RecordEnvironmental stress is the main cause of the decline of species diversity in low-productive fen meadows in the Netherlands. Attempts to restore species diverse fen meadows e.g. by sod cutting…Publication Date 2013
- fen meadows
- N-immobilization
- N-mineralization
- Soil acidification
- species diversity
- grasslands
- restoration ecology
- degradation
- soil nutrients
- Netherlands
- Library Collection RecordDrylands support over 2 billion people and are major providers of critical ecosystem goods and services across the globe. Drylands, however, are one of the most susceptible biomes to degradation.…Publication Date 2013
- desert
- invasion
- restoration
- state-and-transition models
- thresholds
- degradation
- restoration ecology
- sustainability
- ecosystem services
- Western United States
- Library Collection RecordEcological restoration centers on the reestablishment of ecological processes and the integrity of degraded ecosystems, but its success also depends on public acceptance and support. In this study,…Publication Date 2013
- aesthetic values
- ecological evaluation
- ecological restoration
- public opinion
- sociocultural evaluation
- soil degradation
- restoration ecology
- degradation
- West Iceland
- Library Collection RecordAbstract We describe a novel dissimilarity framework to analyse spatial patterns of species diversity and illustrate it with alien plant invasions in Northern Portugal. We used this framework to test…Publication Date 2013
- Alien invasive species
- Dispersal corridors
- Environmental distances
- Geographic distances
- Multi-model inference
- Residence time
- Species composition and richness
- restoration ecology
- species diversity
- climate
- land use
- degradation
- management
- Northern Portugal
- Library Collection RecordRapidly increasing demand for food, fiber, and fuel together with new technologies and the mobility of global capital are driving revolutionary changes in land use throughout the world. Efforts to…Publication Date 2012-11-01
- degradation
- economics
- food security
- resilience
- soil
- sustainable land management
- Library Collection RecordThis study aimed to quantify and evaluate the effects of heavy land utilisation, mainly grazing, on plant species richness and diversity, species abundance, vegetation structure and soil…Publication Date 2012
- communal rangeland
- degradation
- grazing
- plant species rivhness
- Termites
- southern Africa
- Library Collection RecordThe encroachment of woody plants into grasslands, and the conversion of savannas and open woodlands into shrublands, has been widely reported during the past decade. Encroachment has generated…Publication Date 2012
- degradation
- desertification
- ecosystem processes
- encroachment
- invasion
- shrub
- shrubland
- Thickening
- Woody
- Library Collection RecordInformation at local scale on impacts of climate variability and climate change are crucial for planning of adaptation strategies and practices in agriculture. There is a diversity of approaches and…Publication Date 2011
- climate change
- carbon sequestration
- monitoring
- soils
- degradation
- socio-economic aspects
- Impact assessment
- hydrology
- Africa
- Library Collection RecordQuestions: What is the relative influence of size, connectivity and disturbance history on plant species richness and assemblages of fragmented grasslands? What is the contribution of small fragments…Publication Date 2011
- fragmentation
- Landscape structure
- species assemblages
- species richness
- Tall-tussock grassland
- disturbance
- grasslands
- degradation
- releves
- ecosystem ecology
- Tandilia's Range
- Southern Pampa
- Argentina
- Library Collection RecordBackground: The invasion by Pinus elliottii is one of the most serious threats to the remaining native cerrado vegetation in São Paulo State, Brazil, causing biodiversity losses yet to be evaluated…Publication Date 2011
- plant ecology
- Alien invasive species
- grasslands
- biodiversity
- degradation
- ecosystem ecology
- savannah
- Brazil
- South America
- Library Collection RecordBackground: The presence of plants is crucial in securing steep slopes against soil erosion. Inappropriate land use in mountains often leads to vegetation loss and thus soil degradation. Aims: Here…Publication Date 2011
- soil erosion
- restoration ecology
- degradation
- vegetation dynamics
- species diversity
- drought
- keystone species
- Georgia
- USA
- Library Collection RecordThe relevance of land-use planning tools such as the Land Use and Allocation Plan (LUAP)is more than ever a necessity to face challenges of natural resources degradation (water, soil and forest) the…Publication Date 2011
- socio-economic aspects
- degradation
- agriculture
- biodiversity
- climate change
- food security
- Senegal
- Senegal
- Africa
- Library Collection RecordGlobally, ecosystems provide services of almost twice the value of global gross national product (Costanza et al., 2006). The Buffalo City Municipality (BCM), South Africa contains biodiversity of…Publication Date 2011
- biodiversity conservation
- South Africa
- Buffalo City
- ecosystem services
- biodiversity
- conservation
- mapping
- degradation
- GIS
- southern Africa
- Library Collection RecordJournalist Heather Dugmore is up in arms about Shell's bid to start hydraulic fracturing over 30000 square kilometres in the Karoo in the hunt for natural gas reserves. Here her article '…Publication Date 2011
- fracking
- shale gas
- Karoo
- natural gas
- ecology
- pollution
- degradation
- southern Africa
- Library Collection RecordA Team of Experts has been instructed by a Task Team, chaired by the Directors General of Mineral Resources and Water Affairs to advise the Inter-Ministerial Committee (IMC) on acid mine drainage (…Publication Date 2011
- pollution
- degradation
- Waste management
- toxic
- acid mine drainage
- hazard assessment
- southern Africa
- Library Collection RecordAn interim solution for the toxic tide of acid mine water rising beneath the surface of South Africa 's Witwatersrand area will cost government an estimated R145-million, Water Affairs Minister…Publication Date 2011
- pollution
- degradation
- Waste management
- toxic
- acid mine drainage
- hazard assessment
- acid mine drainage
- economics
- pollution
- southern Africa
- Library Collection RecordEstablishment of seasonal grazing enclosures has become an important rangeland rehabilitation strategy in semi-arid regions. This study assessed the impact of enclosure age and enclosure management…Publication Date 2010
- cover
- degradation
- Private land ownership
- seed mixtures
- standing crop
- Stock control
- rangelands
- rehabilitation
- animal impact
- communal farming
- biodiversity
- commercial agriculture
- plant production
- monitoring
- Kenya
- Africa
- Library Collection RecordThis study aimed to quantify and understand the impact of severe land degradation on plant diversity in part of the Succulent Karoo. Although total number of species declined with heavy grazing,…Publication Date 2010
- disturbance
- Extirpation
- grazing
- local extinction
- Nurse plants
- soil crusts
- degradation
- biodiversity
- species richness
- ecosystem ecology
- landscape ecology
- Succulent karoo
- South Africa
- Library Collection RecordThe feasibility of restoring subtropical thicket using carbon markets is largely a function of its carbon sequestration potential. We measured below-ground carbon stocks and analysed soil properties…Publication Date 2010
- bulk density
- carbon sequestration
- degradation
- erosion
- restoration
- soil nutrients
- restoration ecology
- rehabilitation
- carbon dioxide
- Carbon Sink
- South Africa
- Library Collection RecordThis paper describes a manual-style Decision Support System that integrates land degradation indicators with adaptive management options and is designed for land managers to easily collect data and…Publication Date 2010
- innovations
- land degradation
- Manual
- monitoring
- participation
- rangelands
- degradation
- decision support systems
- management
- sustainability
- subsistence agriculture
- pastoralism
- Africa
- Library Collection RecordLike other African countries, Madagascar is concerned by vegetation cover degradation especially in savanna ecosystems. In this article, we describe an approach to quantify and localise savanna…Publication Date 2010
- MODIS
- Time series
- STL
- change
- trend
- savanna
- Phenological indicator
- degradation
- remote sensing
- NDVI values
- management
- fire
- Madagascar
- Africa
- Library Collection RecordThe relationships between pastoralists, livestock, and the environment in dryland Africa are complex. Over the last half-century dominant narratives have portrayed pastoralists and their livestock as…Publication Date 2010
- NDVI
- GPS
- cattle mobility
- grazing ecology
- degradation
- Cultural ecology
- piosphere
- Kenya
- Africa
- Library Collection RecordThe Great Escarpment forms a semi-continuous mountain system 5 000 km long, stretching from Angola in the north-west, south through Namibia, and into western, southern and eastern South Africa,…Publication Date 2010
- phytogeography
- Great Escarpment
- Sneeuberg
- Nuweveldberge
- Roggeveldberge
- Endemism
- Flora - migration
- conservation
- climate change
- degradation
- southern Africa
- Library Collection RecordLand degradation in drylands is one of the major environmental issues of the 21st century particularly due to its impact on world food security and environmental quality. Climate change, shifts in…Publication Date 2010
- drylands
- Ecogeomorphology
- land degradation
- sediment transport
- Vegetation patterns
- degradation
- climate change
- soil erosion
- vegetation dynamics
- erosion
- land use
- management
- Library Collection RecordTo proffer a sustainable solution to rangeland degradation, an understanding of the innate soil properties is vital. This study investigated the relative association of surface (0-20 cm) soil…Publication Date 2010
- communal rangelands
- rangeland
- soil properties
- toposequence
- Vegetation Type
- rangeland
- degradation
- soil organic carbon
- vegetation ecology
- Eastern Cape
- South Africa
- Library Collection RecordSoil restoration is a means of combating desertification in semi-arid and arid parts of the world. There, vast areas of the cropped soil degrade, particularly because of the loss of organic matter.…Publication Date 2010
- carbon sequestration
- grasslands
- pasture management
- soil organic carbon
- management
- restoration ecology
- soils
- degradation
- South Africa
- Library Collection RecordThis paper explores Swaziland's National Action Programme (NAP) to combat desertification; the country's main strategy for implementing the United Nations Convention to Combat…Publication Date 2009
- land degradation
- policy
- Poverty
- Orthodoxy
- Myth
- desertification
- policies
- management
- degradation
- land use
- Africa
- Swaziland
- Library Collection RecordThe Global Assessment of Soil Degradation (GLASOD) has been the most influential global appraisal of land quality in terms of environmental policy. However, its expert judgments were never tested for…Publication Date 2009
- GLASOD
- land degradation
- Expert judgment
- Qualitative response model
- Non-parametric analysis
- Soil Condition
- degradation
- environmental impact
- GIS
- land use
- mapping
- crop production
- Africa
- Library Collection RecordDegradation of vegetation and soils in drylands, sometimes called desertification, is thought to be a serious threat to the sustainability of human habitation, but maps of the extent and severity of…Publication Date 2009
- dryland degradation
- desertification
- Communal land
- net primary production (NPP)
- Local NPP scaling (LNS)
- MODIS
- sustainability
- mapping
- degradation
- communal farming
- plant production
- Zimbabwe
- Africa
- Library Collection RecordRenosterveld is a grassy shrubland with a diverse understory of geophytes. Exceptional plant diversity and endemism, combined with considerable fragmentation due to transformation to cropland, make…Publication Date 2009
- ecosystem services
- rainfall simulation
- Renosterveld fragments
- transformation
- wind erosion
- endemic species
- conservation
- hydrology
- rainfall
- degradation
- management
- South Africa
- Library Collection RecordNatural resource management may change local and regional ecosystems, especially in drought-prone environments. Livestock are commonly kept as a source of capital in agriculturally dominated…Publication Date 2009
- desertification
- erosion
- Holistic management
- riparian grazing
- management
- degradation
- communal farming
- ecosystem dynamics
- livestock
- watering points
- Zimbabwe
- Africa
- Library Collection RecordThe relationships between the spatial distribution of gully erosion and topographic thresholds in the form of slope angle, position and configuration, as well as land use change in the form of…Publication Date 2009
- gully erosion
- Abandoned lands
- Slope configuration
- Stream power index
- Topographic threshold
- erosion
- land use
- degradation
- GIS
- remote sensing
- policies
- Eastern Cape
- South Africa
- Library Collection RecordDegradation in Sneeuberg Region of the central Karoo, South Africa, is characterized by the development of badlands on the footslopes of upland areas and by gully systems in valley bottoms. Evidence…Publication Date 2009
- land degradation
- soil erosion
- Badlands
- Gullies
- Erosion pins
- remote sensing
- Aerial Photographs
- degradation
- rangelands
- rangeland condition
- monitoring
- Karoo
- South Africa
- Library Collection RecordConservation agriculture is claimed to be a panacea for the problems of poor agricultural productivity and soil degradation in sub-Saharan Africa (SSA). It is actively promoted by international…Publication Date 2009
- No tillage
- Zero-tillage
- soil conservation
- crop residue
- mulch
- soil carbon
- adoption
- agriculture
- plant production
- degradation
- economics
- conservation agriculture
- Sub-Saharan Africa
- Library Collection RecordPatchy vegetation patterns are an expression of soil surface conditions, water redistribution on the soil surface and landscape function. Their origin is attributed by many a scholar to the…Publication Date 2009
- patchiness
- Moisture dependencies
- Soil crusting
- Runoff generation
- Dysfunctional
- Soil Condition
- rainfall
- runoff
- Aerial Photographs
- Alien invasive species
- disturbance
- erosion
- land use
- grazing
- landscape ecology
- degradation
- Eastern Cape
- South Africa
- Library Collection RecordSpatially explicit land use/cover models are indispensable for sustainable rural land use planning, particularly in southern African countries that are experiencing rapid land use/cover changes.…Publication Date 2009
- Land use/cover change
- Multicriteria evaluation (MCE)
- Multi-objective land allocation (MOLA)
- Markov-cellular automata model
- land use
- modelling
- remote sensing
- mapping
- degradation
- rural areas
- Zimbabwe
- Africa
- Library Collection RecordUnderstanding changes in hydrological characteristics of rangeland ecosystems with degradation is essential when making rangeland management decisions in arid and semi-arid areas to ensure…Publication Date 2009
- Aboveground phytomass
- rangeland condition
- root distribution
- root mass
- water-use efficiency
- water use efficiency
- degradation
- hydrology
- management
- animal production
- plant production
- South Africa
- Library Collection RecordThe establishment of enclosures has become an important measure to combat land degradation in many of the world's semi-arid rangelands. In view of the increased pressure exerted by this land…Publication Date 2009
- enclosures
- Semi-arid rangeland
- vegetation structure
- soil quality
- rehabilitation
- degradation
- management
- soil
- commercial agriculture
- communal farming
- plant production
- Soil Condition
- biomass
- Kenya
- Africa
- Library Collection RecordThere are few tests of the predicted decline of secondary productivity in desertified rangelands, despite this being one of the major concerns around desertification. Subtropical thicket, largely…Publication Date 2009
- body growth
- fleece production
- rangelands
- veld degradation
- animal production
- goats
- degradation
- rainfall
- management
- South Africa
- Library Collection RecordLand degradation, the temporary or permanent reduction of land's productive capacity resulting from poor land management, has gained considerable attention as an environmental and development…Publication Date 2009
- dryland degradation
- net primary productivity
- HANPP
- land use
- drylands
- degradation
- management
- Economic Aspects
- desertification
- mapping
- Library Collection RecordSeed production, viability, dispersal, predation and seed banks of Themeda triandra were determined to assess the potential of the seeds of this indigenous species in the re-establishment of degraded…Publication Date 2009
- burning
- disturbance
- regeneration
- seeds
- vegetation dynamics
- grasslands
- seed banks
- degradation
- restoration ecology
- fire ecology
- South Africa
- Library Collection RecordThe relationship between vegetation and soil erosion deserves attention due to its scientific importance and practical applications. A great deal of information is available about the mechanisms and…Publication Date 2009
- soil erosion
- seed dispersal
- soil seed bank
- plant community
- vegetation distribution
- seed banks
- vegetation dynamics
- degradation
- ecology
- Library Collection RecordHow does one achieve the United Nations’ Millennium Development Goals (MDGs) (UN, 2000) in arid ecosystems, which are often also economically deprived? The MDGs provide very little guidance on…Publication Date 2009
- degradation
- restoration
- Economic Aspects
- Sustainable development