An aerial survey of the Great Barrier Reef shows coral bleaching is sweeping across the area off the east of Australia for the third time in five years.

An aerial survey of the Great Barrier Reef shows coral bleaching is sweeping across the area off the east of Australia for the third time in five years.
Sydney, Nov 27 – Millions of baby corals have been successfully transplanted onto damaged sections of Australia’s Great Barrier Reef, utilizing a cutting edge technique involving robots and giant inflatable nurseries, researchers said on Wednesday.