Coral bleaching happens naturally: Hanson

By Rebecca Gredley
Updated October 21 2019 - 7:28pm, first published 7:24pm
Pauline Hanson has argued that coral bleaching on the Great Barrier Reeef is a natural occurrence.
Pauline Hanson has argued that coral bleaching on the Great Barrier Reeef is a natural occurrence.

A defiant Pauline Hanson has told the Great Barrier Reef Marine Park Authority's top scientist coral bleaching is a natural occurrence, rejecting its link to heat waves.

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