Barrier islands are found along the edge of every continent except Antarctica, and in 2011 scientists and naturalists are still finding new ones, including this chain along the equatorial coast of Brazil.
Published Jun 3, 2011
The Whitsunday Islands are a collection of some 74 islands sandwiched between the Australian mainland and the outer atolls of the Great Barrier Reef.
Published Jan 2, 2010
Beaches are dynamic, living landscapes. The coast off of Chatham, Massachusetts, provides a prime example of beach evolution.
Published May 30, 2014
Assateague, Chincoteague, and Wallops provide a rare example of overlapping barrier islands. All of them are constantly in motion.
Published Oct 9, 2019
Myths about these Australian islands seem to provide an ancient explanation for sea level rise.
Published Dec 27, 2019
On most summer days, a trip to North Carolina’s Outer Banks means a peaceful day at the beach, but there is evidence all around that this beach is not always so serene.
Published Aug 25, 2016
Which country is closest to the United States without sharing a land border?
Published Jan 27, 2018
Penguins, seals, and scientists are among the residents of a remote archipelago in the southern Indian Ocean.
Published Dec 28, 2016
June is a time of transition around the New Siberian Islands as snowmelt uncovers the sea ice and gives way to bare land.
Published Dec 1, 2018
On June 26, 2010, oil was visible in the waters surrounding Horn and Petit Bois Islands following the Deepwater Horizon spill.
Published Jun 29, 2010
Lakshadweep’s coral atolls glow iridescent blue-green in this natural-color scene from February 2012.
Published Apr 15, 2012
This true-color image of Novaya Zemlya from July 27, 2009, shows a glacier-capped northern island surrounded by mostly open ocean water.
Published Jul 30, 2009
Sea ice that has been tinged brown is common in this part of the Canadian Arctic.
Published Sep 24, 2018
In one frame International Space Station astronauts were able to capture the evolution of fringing reefs to atolls. As with the Hawaiian Islands, these volcanic hot spot islands become progressively older to the northwest. As these islands move away from their magma sources they erode and subside.
Published Feb 16, 2003
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