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Groundwater Management (2hrs) Objective: To be able to explain the functioning and management of artesian basins and aquifers

Mar 26, 2015

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  • Slide 1

Groundwater Management (2hrs) Objective: To be able to explain the functioning and management of artesian basins and aquifers. Slide 2 Slide 3 Over to you Watch the video carefully stopping it at key points and recording the most important information under the following headings Importance of water in central Australia 2 million years underground! From Gondwana to Australia The Geology Clay and silt and Rivers and Sandstone. Permeable and Impermeable the sponge test = Aquifer Total area of the basin & recharge Total amount of water in the basin Use the handouts provided to for annotation purposes. Slide 4 Terrestrial Pump Simpson Desert, Birdsville sits over the Great Artesian Basin, which is 2032kms wide and 1450km's long, making it one of the largest underground water supplies on earth. With a surface temperature of 98 degrees Celsius, the water has to be cooled before being supplied for drinking and household use. Slide 5 Management of GAB - AUS Make some revision notes based on the video on the previous slide. Include details of how water has been traditionally extracted from deep under the surface. Slide 6 Slide 7 Slide 8 Recharge Rates Slide 9 Case Study GAB Consumers http://www.gabcc.org.au/tools/getFile.aspx ?tbl=tblContentItem&id=107http://www.gabcc.org.au/tools/getFile.aspx ?tbl=tblContentItem&id=107 Use the link to the PDF to describe one case study usage of the GAB artesian basin. Slide 10 Environmental Impacts http://www.basinsustainabilityalliance.org/factsh eets/factsheet1bsageneraloverviewjuly2010.p df Click on the link above. Read the information carefully before highlighting the main environmental impacts of groundwater abstraction. Slide 11 Groundwater Management