Bear Glacier, Alaska, USA
Bear Glacier, Alaska, USA

Satellite images of Earth help us observe locations that can be difficult to reach in person. Glaciers are sensitive to changes in regional and global...

Breiðamerkurjökull Glacier, Iceland
Breiðamerkurjökull Glacier, Iceland

The Breiðamerkurjökull glacier tongue, one of the largest in Iceland, flows from Vatnajökull, Iceland’s largest glacier. According to descriptions in ...

Columbia Glacier, Alaska, USA
Columbia Glacier, Alaska, USA

Some landscape changes around the world happen at glacial pace—very slowly—and have not been captured in the satellite era. However, glacial pace woul...

Filchner Ice Shelf, Antarctica
Filchner Ice Shelf, Antarctica

These images show the Filchner Ice Shelf on the coast of Antarctica that faces the Atlantic Ocean. In the austral winter of 1986, the front edge of th...

Hubbard Glacier, Alaska, USA
Hubbard Glacier, Alaska, USA

Unlike many glaciers in Alaska and around the world, Hubbard Glacier is thickening and advancing. Hubbard Glacier has a large accumulation area, like ...

Landsat’s Return Beam Vidicon
Landsat’s Return Beam Vidicon

A sensor on the early Landsats had a name worthy of some Star Trek gadget. Originally Landsat’s primary sensor, the Return Beam Vidicon (RBV) flew on ...

Mount Kilimanjaro, Tanzania
Mount Kilimanjaro, Tanzania

These images show the famous “snows of Kilimanjaro” in 1976, 2000, 2010, 2013, and 2019. Mount Kilimanjaro, almost 20,000 feet above sea level, is the...

Petermann Glacier, Greenland
Petermann Glacier, Greenland

Petermann Glacier made headline news in 2010 and again in 2012 when large pieces broke off the end of the glacier and floated out to sea. Located on t...

Svalbard, Norway
Svalbard, Norway

Fourteen tidewater glaciers flow into Hornsund Fjord, on the southern tip of Spitsbergen, the largest island of the Svalbard Archipelago, located abou...

Verdi Ice Shelf, Antarctica
Verdi Ice Shelf, Antarctica

Ice shelves surround about three-fourths of Antarctica’s coastline. These floating extensions of glaciers play an important role in stabilizing Antarc...