Why This Glacier Worries Scientists the MostOur 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 NikolovDecember 29, 2025

Source: International New York Times December 30, 2025 08:51 UTC