Icebergs - NASA Earthdata
Jan 2, 2026 · NASA's iceberg data includes current and historical measurements useful for mapping icebergs, glaciers that calve them, and their characteristics.
Iceberg A23a in the Southern Ocean, Antarctica - Earthdata
Feb 27, 2024 · Iceberg A23a calved from the Filchner–Ronne Ice Shelf (on the northwestern side of Antarctica) in 1986 and had been stuck in the Weddell Sea off the coast of West Antarctica until it …
Glacier Power: What is Glacial Calving? - NASA Earthdata
Jan 8, 2026 · When a piece of a glacier breaks off, it's called calving, and results in an iceberg.
Iceberg A23A Grounded Near South Georgia Island - Earthdata
Mar 4, 2025 · Iceberg A23A was captured in this false-color corrected reflectance (Bands 7-2-1) image from the Moderate Resolution Imaging Spectroradiometer (MODIS) aboard the Aqua platform on …
Iceberg A23A Sheds a Piece | NASA Earthdata
May 8, 2025 · Iceberg A23A, which grounded in early March, is the rectangular feature in the center of the image. Iceberg A23C, which broke off in mid-April, can be seen on the right side of the image. …
Antarctic Iceberg A23A Continues to Crumble | NASA Earthdata
Aug 21, 2025 · NASA's true-color corrected reflectance image of Iceberg A23A and iceberg A23F was captured on August 17, 2025, from the MODIS instrument aboard the Aqua satellite.
Iceberg A23A Moving Toward South Georgia Island, Antarctica
Jan 14, 2025 · NASA's true-color corrected reflectance image of a very large iceberg A23A moving toward South Georgia Island in Antarctica was captured by the MODIS instrument aboard the Terra …
Glacier Power: Why is Glacier Ice Blue? | NASA Earthdata
Jan 2, 2026 · Glacial ice is a different color from regular ice. It is so blue because the dense ice of the glacier absorbs every other color of the spectrum except blue — so blue is what we see! It’s Not Just …
After the Larsen B - NASA Earthdata
Dec 27, 2020 · MacAyeal and his colleagues discovered the effect of these waves after an iceberg they were studying, named B-15A, abruptly shattered on October 27, 2005. B-15A was a large iceberg, …
Earth Day 2023: Explore Your World with NASA's Worldview
Apr 24, 2023 · The massive B-22 iceberg, originally the size of Rhode Island, still measures more than 3,000 square kilometers and has only moved 100 km (60 miles) from where it calved off from the …