The Global Terrestrial Network for Permafrost (GTN-P) was established in 1999 by the International Permafrost Association to provide long-term field observations of active layer and permafrost thermal ...

Arctic daily sea ice extent continued to hover near record daily lows in January, with the ice edge well northward of its ...

There are many ways to access and work with NSIDC data to accommodate a wide range of users. Use the filter menu to explore and narrow down your options. Note that the list defaults to show our ...