Scientific Analyses
As the frozen parts of our planet face rapid and unprecedented change, NSIDC has been sharing how and why its key features are changing. These analyses are easy to read, published regularly, and describe current cryospheric conditions, along with local and global implications. NSIDC produces the Arctic Sea Ice News & Analysis (ASINA), Greenland Ice Sheet Today, Antarctic Ice Sheet Today, and Snow Today, targeting a wide audience of educators, scientists, stakeholders, policymakers, journalists, and the general public.
Explore our Analysis sites
Arctic Sea Ice News & Analysis (ASINA)
Near real-time data and monthly analysis on how Arctic and Antarctic sea ice is changing and what conditions may be playing a role.
Ice Sheets Today
Near real-time melt maps, graphs and periodic analyses of the Greenland Ice Sheet melt season and Antarctic Ice Sheet melt season.
Snow Today
Monthly analyses and daily data images of snow conditions in near-real time across the Western US using a combination of satellite data and surface observations.