NSW’s deadly one-in-100-years floods could have been slashed by two metres using dams, CSIRO finds

A CSIRO report indicates that building 10 new dams in New South Wales could have reduced 2022 flood levels by over two meters. Despite the findings, governments have not committed to these measures, opting instead for a new feasibility study.
Why it matters
The report highlights the ongoing debate over infrastructure investment and disaster mitigation strategies in regions prone to extreme weather events.
North Lismore artist and musician Jimmy Willing stands on the site of his studio, destroyed in the 2022 floods. Photograph: Christine Tontorf North Lismore artist and musician Jimmy Willing stands on the site of his studio, destroyed in the 2022 floods. Photograph: Christine Tontorf New South Wales NSW’s deadly one-in-100-years floods could have been slashed by two metres using dams, CSIRO finds Governments have not committed to measures modelled in the report on Lismore’s 2022 floods, which led to the deaths of 13 people
The article presents the findings of a scientific report and the government's response without taking a side on the policy debate.
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