Floating volcanic rock twice the size of Manhattan sails 1900 miles across the Pacific to Australia – Brinkwire

Millions of chunks from a giant pumice ‘island’ that, this time last year, was twice the size of Manhattan have started washing ashore in eastern Australia.
Researches traced the rocks’ origin to an underwater volcano that erupted near the Tongan island of Vava’u in August 2019. 
The volcanic rocks picked up an array of marine organisms along the voyage, making it a ‘vitamin shot’ for the ailing Great Barrier Reef, according to scientists. 
The giant raft of rock was initially spotted shortly…

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