Each spring, the Canadian Arctic is the site of a fierce battle between water and ice.
Published Jun 8, 2020
Summer is a dynamic time for ice in Arctic waters—melting, drifting, and even forming occasionally.
Published Aug 2, 2015
While pack ice gets jostled by winds and currents in the open ocean, fast ice usually clings to land masses in shallow areas.
Published May 21, 2013
The 2014 arctic sea ice minimum is the sixth lowest on record, while antarctic sea ice continues to exceed the record maximum extent.
Published Sep 24, 2014
Filaments of sea ice stretch across the waters off southern Greenland, an area that is typically ice-free.
Published May 18, 2019
After seven months encased in snow and ice, the delta emerges for the short Arctic summer.
Published Jun 14, 2019
The seasonal freeze-up in the Arctic Ocean and neighboring seas has been very slow, setting both daily and monthly record lows.
Published Dec 6, 2016
Sea ice naturally grows and melts each year, but the process has been more extreme in recent years.
Published May 3, 2011
The long-term trend for Arctic sea ice extent has been definitively downward.
Published Sep 23, 2019Image of the Day Heat Water Snow and Ice Remote Sensing Sea and Lake Ice
In April 2016, unusually warm temperatures and heavy winds broke the sea ice pack to pieces.
Published May 20, 2016
The ice cap tied for the sixth lowest extent on record, continuing a long-term decline.
Published Sep 28, 2018Image of the Day Water Snow and Ice Remote Sensing Sea and Lake Ice
The amount of Arctic Ocean covered by ice was significantly more than the record low of 2012, but still well below the long-term average.
Published Sep 21, 2013
These maps compare Arctic sea ice minimum extents in 1984 (a year with average coverage) and 2012 (the new record low).
Published Sep 27, 2012
Record-low sea ice in July 2020 could be further depleted by a low-pressure system that developed over the Arctic Ocean.
Published Aug 5, 2020Image of the Day Atmosphere Heat Water Snow and Ice Remote Sensing Sea and Lake Ice
These images show overall Arctic sea ice extent on September 19, 2010 (the date of the 2010 minimum), and sea ice growth in mid-September 2010.
Published Oct 6, 2010
Cold winter winds helped paint a lovely scene off the coast of Labrador and Newfoundland.
Published Feb 26, 2018
Sea ice extent for January 2016 was one of the lowest on record since space-based observations began in 1978.
Published Feb 18, 2016
Compiled from passive microwave sensor data, these images show Arctic sea ice extent for September 2002 and March 2003.
Published May 16, 2009
A colorful mixture of dissolved organic matter and sediments help trace the sea’s otherwise invisible currents and eddies.
Published Oct 13, 2020
Thin sea ice swirled along the east coast of Greenland in October 2012, against a backdrop of overall thinning sea ice.
Published Oct 27, 2012
