Geraldine Doogue's ABC Radio Saturday Extra interview with Professor Quentin Grafton, water economist, ANU and UNESCO Chair in Water Economics and Transboundary Water Governance on why the political call for more large in-river dams is misguided and only creating problems for the future.
Prof. Grafton asserts that any dams built in an area where the rainfall is 600mm per year or less will not fill with water.
Click on:
https://abcmedia.akamaized.net/rn/podcast/2019/10/sea_20191005_0730.mp3 (14:42mins)
Annual Rainfall
According to Water NSW published data:
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| Section of Maryland River, NSW Google Earth |
Maryland River catchment annual rainfall graph/plot is not available or does not exist.
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| Section of Aberfoyle River, NSW Google Earth |
Aberfoyle River catchment average annual rainfall was less than 600mm in six (6) out of last twenty-one (21) years and less than est. 670mm for another three (3) of those twenty-one years.
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| Section of the Mole River, NSW Google Earth |
Mole River catchment annual rainfall was less than 600mm in thirteeen (13) of the last eighteen (18) years.
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