For further information, please see our April Arctic sea ice extent averaged 13.91 million square kilometers (5.37 million ...

Effective May 5, 2025, NOAA’s National Centers for Environmental Information (NCEI) will decommission its snow and ice data products from the Coasts, Oceans, and Geophysics Science Division (COGS).

When Curtis Rattray walks on Tahltan land, he often pauses to write in a tattered notepad. He jots down descriptions of the ...