News & information on Antarctica & the Southern Ocean

Science and Research in Antarctica and the Southern Ocean

Giant Iceberg A68A is no more

In the end, the demise of Iceberg A68A was relatively swift.… Read more »

Antarctic ice velocity: most precise map

The most precise map ever of movement of the ice sheets across the surface of Antarctic bedrock.… Read more »

Reconstructing Gondwana - when Antarctica and Australia were joined

Antarctica and Australia separated more than 100 million years ago; airborne magnetic surveys of ice-covered bedrock in Antarctica identifies geological correlations between the two land masses.… Read more »

Hanging like a loose tooth! only 5km of ice separates two large cracks on Brunt Ice Shelf.

Only 5km of ice separates the Chasm 1 and Halloween Cracks on the Brunt Ice Shelf.… Read more »

Newly detected: Plate tectonic boundary runs beneath the Ross Ice Shelf

Previously unmapped geologic boundary between East & West Antarctica under the Ross Ice Shelf.… Read more »

Summer polynyas transport warm water beneath the Ross Ice Shelf

Open water in summer (polynya) generates warm water, transporting heat into the cavity beneath the Ross Ice Shelf… Read more »

Huge void discovered beneath the mighty Thwaites Glacier

A huge void has been discovered beneath the mighty Thwaites Glacier in West Antarctica.… Read more »

Tides under Ronne-Filchner Ice Shelf move grounding line by 20km

At the extreme inner recess of the Ronne-Filchner Ice Shelf, the 5m tidal range moves the grounding line of the Foundation Ice Stream 20km back and forth with each tide… Read more »

The Ross Ice shelf vibrates with the wind!

Seismographs on Earth's largest ice shelf detected vibrations caused by winds blowing across the snow on the surface.… Read more »

Antarctic ice loss has tripled in a decade,

Antarctic ice loss has tripled in a decade, most definitive figures yet: Earth's largest ice sheet #Antarctica lost 219 billion tons of ice annually in 2012 - 2017.… Read more »