Major hurricanes can churn up sea-floorrnsediments at depths of up to 90 metres,rnwhich can trigger underwater mudslides, andrndamage oil and gas pipelines.rnHemantha Wijesekera and his colleagues at the Naval Research Laboratory of the Stennis Space Center in Mississippi analysed a rare set of data collected from instruments that measure current and wave properties in the Gulf of Mexico as Hurricane Ivan passed directly overhead in 2004.
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