“Dr Alastair Graham of the University of South Florida told News.com.au : "If Thwaites Glacier collapses it would cause a rise of around 65cm (25 inches) in sea level.

"This year is really different. It’s very difficult to recover from this in one season. The game has changed."

Claimants, including Prince Harry and Lord Tom Watson former deputy leader of the Labour Party, allege that hacking was “habitual” and that senior figures including Rebekah Brooks orchestrated a cover-up involving mass email deletions, gagging clauses, and misleading public inquiries.