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Rebuilding New Orleans' natural defences

The fabric of marshes that once defined the Louisiana coastline and shielded the city had been stripped away – some call for their return

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Editorial: Disasters are always in the making

Opinion

The day New Orleans' luck ran out

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The day New Orleans' luck ran out

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The water recedes in New Orleans

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Gauging the health crisis in Katrina's wake

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Majority of New Orleans evacuation complete

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New Orleans struggles in wake of deadliest hurricane

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Risk of West Nile virus grows in Katrina's wake

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Army trying to plug New Orleans' broken defences

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Army trying to plug New Orleans' broken defences

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Satellites spot ‘hot towers' in Hurricane Katrina

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Satellites spot ‘hot towers' in Hurricane Katrina

Images of the devastating hurricane's development show huge clouds that may be linked to increases in ferocity, say NASA

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Hurricane Katrina devastates US Gulf states

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Hurricane floods may boost West Nile virus

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Hurricane rattles shuttle's fuel tank factory

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Hurricane Katrina roars into Louisiana

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