The floods on the eastward-flowing rivers of New South Wales have abated, but when they were at their height there were some alarming differences between state government ministers on the important matter of development on the floodplains of the Hawkesbury-Nepean River system.
Chas Keys
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The ‘levee paradox’: why has development in floodplains exploded?
In March we were reminded that flooding is a problem in Australia. It is a problem partly because of the way we accommodate our growing population on floodplains. (more…)
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The meaning of the word ‘floodplain’ – and the consequences of building on one
One of the great challenges of city building is building sustainably. Many of our towns and cities are built at least in part on floodplains, which are by definition problematic as places on which to build.
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Re-thinking flood mitigation and development, especially in the Hawkesbury-Nepean Valley
The rain has gone, the floods on the eastward-flowing rivers are receding in Queensland and New South Wales and the focus has shifted from response to recovery. But there’s another important matter which needs to be addressed mitigation, or the means by which we can reduce the impacts of future flooding. Let’s look at this in the context of attempts that have been and could be made to manage floodwater and ensure that flood peaks are kept as low as reasonably possible.