[ExI] Antarctica's 'Doomsday Glacier' close to tipping point, unmanned sub reveals

[Anton Sherwood]

On 2021-4-16 04:37, John Grigg via extropy-chat wrote:
> Thwaites Glacier, cheerfully nicknamed the "Doomsday Glacier," has lost 
> an estimated 595 billion tons (540 billion metric tons) of ice since the 
> 1980s, contributing to a 4% rise in global sea levels since that time.

Eh?  What is 4% of sea level?
Perhaps someone meant to say "contributing 4% *of* the overall rise".

-- 
*\\*  Anton Sherwood  *\\*  www.bendwavy.org