Antarctic ice melt may be reversible due to rising land beneath

10 months ago 77

Environment

The West Antarctic crystal expanse grew backmost aft terrible thinning thousands of years agone – a motion that melting crystal contiguous could retrieve acknowledgment to rising landmasses

By Alec Luhn

Satellite presumption of icebergs breaking distant from a glacier successful West Antarctica into the Amundsen Sea

NASA Earth Observatory/Lauren Dauphin/Landsat 8

The melting of the West Antarctic crystal expanse isn’t needfully permanent, arsenic bedrock cores amusement that immoderate of its crystal grew backmost aft a much terrible thaw thousands of years ago. The grounds suggests that Earth’s crust rebounding from nether the diminishing ice, similar a representation foam mattress, could dilatory glacial melt and oversea level rise.

The crystal sheet, which holds capable crystal to rise oceans much than 3 metres, sits mostly beneath oversea level. …

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