The fast-warming Arctic has started to transition from a predominantly frozen state into an entirely different climate, according to a comprehensive new study of Arctic conditions.

This update provides information on budget and appropriations, NSF's approach to Earth system science, COVID-19 relief, and more.

New research has nailed down the average global temperature at the peak of the last ice age, which helps scientists better understand today's relationship between carbon dioxide levels and warming temperatures.

NCAR is taking part in a major national initiative to advance artificial intelligence in research and education.

Three scientists at NCAR will lead research projects funded by a program of the National Oceanic and Atmospheric Administration (NOAA) that aims to improve our ability to better understand and predict climate variability in both the short and long term.