Dealing with salinity in Wheatbelt Valleys - Department of Water

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ACKNOWLEDGEMENTS Thanks to Viv Read, Russell King and Clive Malcolm for comments on the draft of this paper. Thanks to Mark Pridham for providing copies of the reports on the economics of salinity management in Rural Towns and to Don Burnside for checking that aspect of the paper. Thanks to the generous colleagues and collaborators who have contributed in various ways to my salinity research over the past four years. I thank Grains Research and Development Corporation for funding support. REFERENCES Barr, N., Ridges, S., Anderson, N., Gray, I., Crockett, J., Watson, B. & Hall, N. (2000). Adjusting for Catchment Management: Structural Adjustment and its Implications for Catchment Management in the Murray Darling Basin. Murray Darling Basin Commission, Canberra. Bartle, J.R. (1999). ‘Why oil mallee?’ Proceedings of Oil Mallee Profitable Landcare Seminar, Oil Mallee Association, Perth, 4-10. Bathgate, A. & Pannell, D.J. (2002). Economics of deeprooted perennials in Western Australia. Agricultural Water Management, 53(1): 117-132. Belford, A.C. (2001). The Elegant Solution to Recover the Salinated Land in the South West Land Division. Unpublished report. Beresford, Q., Bekle, H., Phillips, H. & Mulcock, J. (2001). The Salinity Crisis: Landscape, Communities and Politics. University of Western Australia Press, Crawley. Bowman, S. & Ruprecht, J.K. (2000). Blackwood River Catchment Flood Risk Study. Water and Rivers Commission Report No. SWH 29, Western Australian Government. Campbell, N., George, R., Hatton, T., McFarlane, T., Pannell, D., Van Bueren, M., Caccetta, P., Clarke, C., Evans, F., Ferdowsian, R. & Hodgson, G. (2000), Using Natural Resource Inventory Data to Improve the Management of Dryland Salinity in the Great Southern, Western Australia, Implementation Project 2, Theme 2 – Dryland Salinity. National Land and Water Resources Audit, Canberra. Cooper, D. (2000). An Economic Analysis of Oil Mallee Industries in the Wheatbelt of Western Australia. Unpublished thesis, Master of Science in Natural Resource Management, Faculty of Agriculture, The University of Western Australia. – 11 – Pannell Dames & Moore – NRM (2001). The Economics of Predicted Rising Groundwater and Salinity in Rural Towns. Final Report for Rural Towns Steering Committee and Agriculture Western Australia, Dames & Moore – NRM (a division of URS), East Perth. Ferdowsian, R., Ryder, A. & Kelly, J. (1997). Evaluation of Deep Open Drains in the North Stirlings Area. Resource Management Technical Report 161, Agriculture Western Australia, South Perth. Frost, F.M., Hamilton, B., Lloyd, M. & Pannell, D.J. (2001). Salinity: A New Balance. The report of the Salinity Taskforce established to review salinity management in Western Australia, Perth. George, P.R. & Nulsen, R.A. (1985). Saltland drainage: Case studies. Journal of Agriculture, Western Australia, 26: 115-18. George, P.R. (1985). Drainage prospects of saline wheatbelt soils. Journal of Agriculture, Western Australia, 26: 109-14. George, R., Clarke, C., Hatton, T., Reggiani, P., Herbert, A., Ruprecht, J., Bowman, S. & Keighery, G. (1999). The effect of recharge management on the extent of dryland salinity, flood risk and biodiversity in Western Australia. Preliminary computer modelling, assessment and financial analysis. Unpublished report to State Salinity Council of Western Australia. Herbert A (2000). Economics of Oil Mallees. Marketing, Economics and Rural Adjustment Service, Economic Series 99.9, Agriculture Western Australia, Perth. Keighery, G. (2000). Wheatbelt wonders under threat. Landscope, Summer 2000-2001. Matta, J. (1999). The Rural Towns Program, groundwater modelling, the Merredin catchment. Agriculture Western Australia, Perth. Unpublished report. Murray Darling Basin Commission (1994). A Study into the Benefits to Roads and Other Infrastructure of Providing Drainage in the Irrigation Areas of the Murray Darling Basin. Drainage Program Technical Report No. 1. Murray-Darling Basin Commission, Canberra. National Land and Water Resources Audit (2001). Australian Dryland Salinity Assessment 2000. National Land and Water Resources Audit, Canberra. Olsen, G. (2001). Letter to the editor, SEA News, 11: http://www.general.uwa.edu.au/u/dpannell/letter11.htm
Pannell Pannell, D.J. (2001). Dryland Salinity: Economic, Scientific, Social and Policy Dimensions, Australian Journal of Agricultural and Resource Economics, 45(4): 517-546. Speed, R.J. & Simons, J.A.S. (1992). Deep Drains – A Case Study and Discussion. Division of Resource Management Technical Report 133, Department of Agriculture Western Australia, South Perth. State Salinity Council (2000). Natural Resource Management in Western Australia: The Salinity Strategy. Government of Western Australia, Perth. Thomas, J.F. & Williamson, D.R. (2001). Potential Benefits from Rehabilitation of Salt Affected Land by a Drainage Canal Scheme in the Blackwood River Catchment, Western Australia. Resource Economics Unit. Unpublished report. – 12 – Van Bueren, M.S. & Bennett, J. (2001). Towards the development of a transferable set of value estimates for environmental attributes. Paper presented at the 45 th Annual Conference of the Australian Agricultural and Resource Economics Society, Adelaide, 23-25 January 2001. Van Bueren, M.S. & Pannell, D.J. (1999). Literature Review: Regional Economic Studies of Dryland Salinity. SEA Working Paper 99/05, School of Agricultural and Resource Economics, University of Western Australia. http://www.general.uwa.edu.au/u/dpannell/dpap9905f.htm
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Foreword Dealing with Salinity in W
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1Day one: Monday 30th July. Field t
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Papers Dealing with Salinity in Whe
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Ali and Coles biggest challenges fa
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Ali and Coles erosion, maintenance
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Ali and Coles expected under these
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Ali and Coles Coles, N.A. & Ali, M.
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Commander, Schoknecht, Verboom and
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APPRECIATING AND CREATING OUR HISTO
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services. The Government responded
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WHEATBELT VALLEYS IN DIFFICULTIES T
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argue that they were really abnorma
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1990s, the wheatbelt valleys in par
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REFERENCES Agstats (1997). Agricult
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George and Coleman two to four fold
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George and Coleman surface, the vas
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George and Coleman for example in t
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George and Coleman current trends c
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George and Coleman While not as div
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George and Coleman SPECIES Table 5:
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George and Coleman advantages of so
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George and Coleman this volume). In
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George and Coleman Venture Economy
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George and Coleman Lawrence, C. (19
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Hatton and Ruprecht WATCHING THE RI
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Since the mid 1970s annual rainfall
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Effect of clearing on runoff The ot
Page 79 and 80: Salinity Monthly streamflow (ML) 10
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Page 85 and 86: THE FUTURE In looking at the future
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Page 89 and 90: Keighery, Halse and McKenzie Terres
Page 91 and 92: Keighery, Halse and McKenzie Wetlan
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Page 97 and 98: Lloyd number of legal cases pending
Page 99 and 100: Lloyd 0 -500 -1000 -1500 -2000 -250
Page 101 and 102: Lloyd Table 3. Sheep grazing days i
Page 103 and 104: Lloyd Hectares project to provide w
Page 105 and 106: INTRODUCTION The Lake Chinocup Catc
Page 107 and 108: agriculture) in various stages, the
Page 109 and 110: - 3,477 ha of remnant vegetation or
Page 111 and 112: Scientists talk of up to 30% of the
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Page 115 and 116: Although the waterlogged area under
Page 117 and 118: eliminates drainage through the nex
Page 119 and 120: REFERENCES Dawes, W.R., Stauffacher
Page 121 and 122: Pannell ECONOMICS, SOCIETY AND ENVI
Page 123 and 124: Pannell • the area of land protec
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Page 129: Pannell investments in long-term la
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Page 139 and 140: Porter, Bartle and Cooper operation
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Page 149 and 150: CASE STUDY - TOOLIBIN LAKE AND CATC
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with Salinity in Wheatbelt Valleys
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Photo Gallery 2 Dealing with Salini
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APPENDIX 1 BACKGROUND HYDROLOGY AND
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WHEATBELT HYDROLOGY Flow in the Yil
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Flow (ML) STREAM SALINITY Salt Rive
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APPENDIX 2 WATER MANAGEMENT OPTIONS
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APPENDIX 3 MANAGING WATER AND SALIN
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SUMMARY- TIMELINE OF RECENT SIGNIFI
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RECENT HISTORY OF WATER AND SALINIT
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Figure 1. Hydrological cross-sectio
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Depth (m) 316 315 314 313 312 311 M
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FURTHER INVESTIGATIONS AND MANAGEME
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