Maintaining landscape resilience in production landscapes. Project muse teaching the assessment of landscape function. In such a landscape, you have slow movement of resources rather than fast movement, and high levels of resource. Ecosystem function analysis landscape function analysis lfaefa is a long established and well received science based monitoring and assessment technique for rehabilitated mines sites in australia. Opportunities and constraints of functional assessment of. Analysis is a prerequisite step for any planning, but is ongoing as planning proceeds. Can indices of landscape function analysis lfa semantic scholar. It is sustainable and landscape function analysis methodology.
It incorporates a quadratbased module soil surface condition that assesses the capacity of the soil to resist erosion, cycle nutrients and in. Csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its. It was developed over 30 years by david tongway and other csiro scientists. Lfa monitoring has a proven record for adequately assessing rehabilitation to dmp standards. Landscape function analysis uses soil surface indicators to assess the status of a given ecosystem in terms of functionality, that is, the degree to which resources tend to be retained, used, and cycled within the system tongway. David tongway at the csiro and has been applied to mine site rehabilitation across the world. Can indices of landscape function analysis lfa be derived from groundbased spectroscopy. Landscape function analysis lfa can assist rehabilitation planning by identifying the suitability of soil and rock material for new landform production and topsoil deployment. Pedoderm and pattern classes can have utility in croplands, especially where fallow periods are employed in dryland farming. Terrain, vegetation and soils data were collected along each gradsect. The aim was to characterise the spatial organisation of each landscape, and to account for that organisation in functional terms related to the differential concentration of scarce resources by identifiable. Improving ground cover and landscape function in a semiarid. Thus, the application of ppcs in the field involves a degree of subjectivity, and class. A practical, lowcost technique for monitoring the health of.
A case study from gold mines on the highveld of south africa david g. With a little homework, a landscape plan is within reach of most homeowners. Soil and landscape processes in the restoration of rangelands. Csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its capacity to control its resources. Extended ecosystem function analysis the next step for.
The book presents a fivestep, adaptive procedure for restoring landscapes that is supported by proven principles and concepts of ecological science. Landscape function analysis lfa is a monitoring procedure that uses quickly. Jun 02, 2010 landscape function analysis lfa is an inthefield, indicatorbased procedure that allows rapid assessment of how well a landscape works as a biophysical system. Potential impacts of aridity on structural and functional. David tongway canberra, australia professional profile. Landscape function analysis lfa is a monitoring procedure developed by the csiro. Summary of results tables 17 when comparing vis for. Improving ground cover and landscape function in a semi. The effect of rehabilitation on ecosystem services in the. It provides keystone evidence for the reestablishment of ecosystem function in the form of soil condition across a range of mine substrates and climatic conditions. Landscape function analysis lfa is an environmental monitoring technique which is internationally recognized as a method of measuring and monitoring ecosystem function and rehabilitation progress.
View david tongway s profile on linkedin, the worlds largest professional community. Redistribution of resources from overgrazed to undergrazed. Spatial organisation of landscapes and its function in semiarid woodlands, australia. It provides a rapid, reliable, and easily applied method for assessing and monitoring landscape restoration or rehabilitation projects. Dysfunctional landscapes lose excessive amounts of resources such as water and nutrients, resulting in lower production and negative feedback effects, further reducing landscape function tongway and ludwig, 1997b. Site analysis david berle extension specialist designing a beautiful landscape for the home can be a very enjoyable and selfsatisfying experience. Bastin,3 and craig james 3 1tropical savanna crc and csiro, po box 780, atherton, qld 4883 australia, 2csiro, gpo 284, canberra, act 2601 australia, and 3csiro, po box 2111, alice springs, nt 0871 australia. In the current investigation, we aimed to assess the predicted impacts of aridity on ecosystem structure and functioning of a southern mediterranean stipa tenacissima steppe. The spatial organisation of three major landscape types within the semiarid woodlands of eastern australia was studied by a detailed analysis of gradientoriented transects gradsects. In fact, selective thinning of the vegetation patches from their edges can cause a higher impact on the landscape hydrological connectivity than spatially random disturbances. Landscape function how does this landscape work as a biophysical system. We assessed the functional status of each site by using the landscape function analysis lfa.
Landscape analysis is the process of describing and interpreting the landscape ecology of an area. Spatial organisation of landscapes and its function. Landscape function analysis is a rapid assessment technique that has been used in the assessment of ecological functions in rehabilitation and restoration sites throughout the world. Assessment of landscape function as an information. Landscape analysis and planning summary a component of. In this chapter our aim is to first provide restoration practitioners rps with an overview of landscape function analysis lfa and then with a description of those indicators that they can use to characterize how a landscape is structurally spatially and functionally organized.
Nov 12, 2009 landscape function analysis lfa is a monitoring procedure that uses quickly determined field indicators to assess the functional status of rangelands. Ludwig and tongway, 1995 is a widely accepted technique for assessing soil nutrient status in terrestrial environments. The use of the soilsurface condition based landscape ecological functional analysis approach tongway and ludwig, 2006. Landscape function analysis manual 6 distributed within it. Landscape function analysis lfa is an inthefield, indicatorbased procedure that allows rapid assessment of how well a landscape works as a biophysical system. Thank you to david tongway who showed a true teachers touch in imparting his years of experience and his techniques of landscape function analysis with insight and gentleness, not to mention a herculean effort in the field. Practical methodology for landscape analysis and zoning by tom bradley and herb hammond september 1993 this document may be reproduced or distributed freely and without charge, provided said reproduction is not. In this paper we take a fresh look at how to reach a predictable understanding of how rangelands work by viewing them as landscape systems 3. The purpose of landscape analysis and planning landscape analysis and landscape planning are closely related and overlapping practices. Variations in hydrological connectivity of australian. Lfa examines the way physical and biological resources6 are acquired, used, cycled and lost from a landscape.
David tongway at the commonwealth scientific and industrial research organisation. Spatial heterogeneity as an organizing principle in landscape dynamics 3. Biodiversity and functioning of arid ecosystems of tunisia. The first of these, according to csiros david tongway, a pioneer of the technique, is that a healthy or functional landscape is characterised by its capacity to control its resources. Furniss student no 0711251j research report submitted in partial fulfilment of the requirements for the degree of master of science by course work. About 20 years ago, however, david tongway and john ludwig initiated an experiment to rebuild vegetation patchiness in a grazed mulga landscape by laying brush piles parallel to the land contours in an attempt to break up long. Landscape function analysis lfa is a monitoring procedure that uses quickly determined field. Potential impacts of aridity on structural and functional status of a southern mediterranean stipa tenacissima steppe.
Lfa is easy to learn and needs only simple field equipment, yet is based on careful scientific research. Grazing reduces the capacity of landscape function. Viewing rangelands as landscape systems springerlink. Landscape function analysis lfa is a technique to rapidly determine. The aim was to characterise the spatial organisation of each landscape, and to account for that organisation in functional terms related to the differential concentration of scarce resources by identifiable processes. Help us improve this document pedoderm and pattern classes ppcs integrate observations of multiple soil and plant features. Landscape function analysis lfa lfa is a method developed by the csiro to measure landscape stability and ecosystem function and is used for monitoring mine site rehabilitation. The arrows on the sketch indicate the more direct, longer, uninterrupted flow paths that tend to mobilize and transport more soil and. Ludwig and tongway, 1995isa widely accepted technique for assessing soil nutrient status in terrestrial environments. Landscape function analysis lfa botanica consulting.
Assessing ecosystem function of restoration plantings in. Landscape function analysis lfa is a monitoring procedure that uses quickly determined. This was referred to as the extended function analysis tongway n. All content in this area was uploaded by david tongway on jan 05, 2014. Hazelwood mine fire inquiry hazelwood info shared mailbox. See the complete profile on linkedin and discover david s connections and jobs at similar companies. The landscape function analysis lfa monitoring procedure was developed by david tongway for the australian rangelands, and has been utilised in this investigation to assess the impact of seepage. Indeed, we found only one indexbased tool for the rapid assessment of ecosystem function, the landscape function analysis tongway and hindley, 2004. See the complete profile on linkedin and discover davids connections and jobs at similar companies. Can indices of landscape function analysis lfa be derived. Summary of the landscape function analysis indices obtained in the different. Pdf on jan 1, 2004, d j tongway and others published landscape. Grazing reduces the capacity of landscape function analysis.
In such a landscape, you have slow movement of resources rather than fast. Maintaining landscape resilience in production landscapes with overland flow control. Originator of landscape function analysis, which now has three major product lines. As such, it complements existing procedures that assess condition.
However, for the ground cover, the use of landscape functional analysis tongway and hindley, 2004 should be explored as this is a more comprehensive technique, particularly for assessing. Ecosystem function analysis landscape function analysis lfaefa is a long established and well received. It provides a rapid, reliable, and easily applied method for assessing. Practical methodology for landscape analysis and zoning. Molonglo river corridor nature reserves and googong foreshores page ii ms helen halliday ms sue hoffman ms ruth kharis associate professor janette lindsay dr sue mcintyre ms kirsten miller ms lisa miller mr david pembroke. Functional analysis of degraded rangelands as a means of defining appropriate restoration techniques. Landscape function analysis landscape function analysis lfa is a monitoring procedure developed by the csiro. Landscape function analysis lfa is a monitoring procedure that uses quickly determined field indicators to assess the functional status of rangelands. The interpretational framework is based on a sigmoidal response surface linking the lowest and highest. Rehabilitation of semiarid landscapes in australia. The rapid conversion of raw field data into useful information is a key design feature. Landscape functionality of plant communities in the impala.
Before great ideas can become a plan, you must determine the limitations and assets of the site. Indicators of soil surface processes for inventory. David tongway landscape function analysis rnc alliance. Landscape function analysis manual electronic resource. This article appeared in a journal published by elsevier. Thanks to david mulligan, john morrell, david bowen cmlr, clive bell acmer and. What are the landscape structures and processes operating in rangelands that allow us to better understand how limited resources, such as water and soil nutrients, are naturally conserved within these systems. Restoring disturbed landscapes is a handson guide for individuals and groups seeking to improve the functional capacity of landscapes. In my view, this is best achieved by managing landscapes to be highly functional. Disturbances can disrupt the spatial distribution of vegetation causing a substantial loss of water by increasing landscape hydrological connectivity and consequently, affecting ecosystem function e. View david tongways profile on linkedin, the worlds largest professional community. Insights into ecosystem composition and function in a.
Landscape function refers to the capacity of landscapes to capture, retain and utilise resources tongway and ludwig, 1997b. Spatial organisation of landscapes and its function in. The landscape function analysis lfa method developed in australian rangelands by tongway. Microsoft1 excel template developed by david tongway. Landscape resilience is the capacity of a landscape to recover rapidly from stress andor disturbance sd in my view, this is best achieved by managing landscapes to be highly functional. It incorporates a quadratbased module soil surface condition that assesses the capacity of the soil to resist erosion, cycle nutrients and infiltrate water tongway, 1995. Landscape function analysis involves the assessment of 10 soil surface features at various points along a transect. David tongway is a soil scientist and landscape ecologist who worked for australias commonwealth scientific and industrial research organisation csiro for 38 years. Cervelli, former professor, landscape architecture plants as architecture plants with respect to architecture can perform two roles. Th ey can complement and reinforce the existing architecture of the house or structure, and they can create outdoor rooms.
Spatial organisation of landscapes and its function in semiarid. Due to overgrazing in the sacrifice area, the soil lichen crust and nutrient cycling decreases 23 nutrient cycling of interpatch in 10 m from the watering point was 7. He is an honorary fellow at csiros gungahlin laboratory in the australian capital territory. Response of landscape function to grazing pressure around. Molonglo river corridor nature reserves and googong foreshores page ii ms helen halliday ms sue hoffman ms ruth kharis associate professor janette lindsay dr sue mcintyre ms kirsten miller ms lisa miller mr david pembroke ms julia pitts. Monitoring ecological indicators of rangeland functional. Landscape function analysis lfa is a procedure for the objective assessment of soil health and reflects the capacity of the soil to act as a habitat for plants. A thorough inventory and analysis of the site is important to determine the environmental conditions for plant growth and the best.