JOURNAL ARTICLE

What's below Antarctica's ice? New map provides clearest view yet: Technique could improve models of how ice flows, bolstering predictions of sea level rise.

  • Published In: Sciencemag.org, 2026. P. N.PAG 1 of 3

  • Database: Applied Science & Technology Source Ultimate 2 of 3

  • Authored By: Thaler, Perri 3 of 3

Abstract

The article discusses a new technique developed by researchers to create a comprehensive map of Antarctica's bedrock using satellite images, which could enhance models of ice flow and improve predictions of sea level rise. Traditional methods, which involve radar equipment on snowmobiles or airplanes, have left significant geographical gaps in the mapping of the continent's subsurface. The new approach utilizes surface undulations in the ice to infer the underlying features, revealing detailed landforms such as channels and valleys beneath the ice sheet. While this method provides valuable insights, experts note that it may not capture smaller features, indicating that radar-based techniques will still be necessary for detailed surveys. [Extracted from the article]

Additional Information

  • Source:Sciencemag.org. 2026/01, pN.PAG
  • Document Type:Article
  • Subject Area:Oceanography
  • Publication Date:2026
  • Accession Number:190964786
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