Tinted detail of a photo: Huge block of blue and white ice collapsing from a glacier front, shattering into fragments and throwing up a large white splash where it hits the dark water.
CR
Cryospheric Sciences

megadunes

Did you know about Antarctic snow megadunes?

Maps showing areas on East Antarctica that have megadunes made of snow and ice.

When we think of dunes our thoughts automatically go to deserts and sand. But on Earth, as well as on other celestial bodies of the solar system, dunes exist also in a completely different environment. I am talking about gigantic dunes consisting of snow. On Earth they are called megadunes and you can find them …[Read More]