new video loaded: Why This Glacier Worries Scientists the Most
Our climate reporter Raymond Zhong describes how the fast-melting Thwaites Glacier of Antarctica, is like a cork in a bottle: If it starts to really disintegrate, many more glaciers around it could do the same, with major consequences for sea levels.
By Raymond Zhong, Kassie Bracken, Christina Thornell, Jon Miller, Stephanie Swart, Leila Medina, Phil Caller and Nikolay Nikolov
December 29, 2025