The clouds that normally shroud much of the Arctic cleared on January 12, 2011, to unveil a snow-bound Alaska.
Published Feb 10, 2011
In the past few centuries, a river in northwestern Canada stopped wandering and assumed a more direct route to the sea.
Published Sep 4, 2012
After seven months encased in snow and ice, the delta emerges for the short Arctic summer.
Published Jun 14, 2019
Alaska gradually thawed over the month of May as spring’s warmth crept north. The melting snow and thawing ice filled the Yukon River until it bulged over its banks with runoff.
Published Jun 9, 2006
Still fragile and shaped by the river currents, a thin layer of new ice formed over Québec, Canada’s, St. Lawrence River in mid-January 2010.
Published Jan 20, 2010
Acquired September 22, 2002, this natural-color image shows rivers meandering through the Yukon Delta in southwestern Alaska.
Published Oct 8, 2011
A mosaic of sea ice shifted across the Bering Sea west of Alaska on February 5, 2008.
Published Feb 14, 2008
