icebergs Archives - State of the Planet

polar bear on sea ice

During Low-Ice Seasons, Some Polar Bears Are Turning to Glacier Ice

As warming temperatures melt Arctic sea ice, glaciers act as supplemental habitat for a group of southeast Greenland polar bears looking to hunt during the low-ice season.

by |July 29, 2022
A watercolor painting shows a blues iceberg floating in simple blue water.

How Does an Iceberg Really Float?

A popular way of portraying icebergs is inaccurate. Through a viral tweet, watercolors, and interactive websites, people are learning about how icebergs actually float in water.

by |March 12, 2021

Far-Drifting Antarctic Icebergs Are Trigger of Ice Ages, Scientists Say

Large numbers of icebergs that drifted unusually far from Antarctica before melting into ocean waters have been key to initiating ice ages of the past, says a new study.

by |January 13, 2021

An Icy Irony in Greenland

We awoke to messages that a towering iceberg is threatening the local waterfront settlement of Innaarsuit. There is perhaps a bit of irony in the fact that a massive looming block of ice is a potential threat to the start of our field season.

by |July 13, 2018
iceberg

Glaciers, Ice Sheets, and More: A Primer on the Different Types of Polar Ice

Plus: Why they matter for climate change.

by |February 5, 2018

A Bit of Sun on an Antarctic Thanksgiving

The Rosetta team made two big accomplishments this week: Our lidar returned some beautiful 3D images of the sea ice topography, which can be used to study small details of the ice. And our own Chloe Gustafson won first place in the Antarctic Turkey Trot. She now holds the honor of being the first woman to win the race!

by |November 28, 2017