Geomorphology

dunes

Meet the Snow Dunes of Antarctica

Marine Poizat October 1, 2026

By Marine Poizat, PostDoc at the Geological Survey of Finland. Email: marine.poizat@gtk.fi, website: https://www.gtk.fi/en/experts/poizat-marine/. Antarctica has dunes. And they are made of snow. When people think of deserts, they usually picture vast expanses of sand beneath a blazing sun. Yet Antarctica is also a desert, receiving remarkably little precipitation, especially inland. And like othe ...[Read More]

Great Names in Geomorphology A–Z: Ralph Bagnold

Wioleta Porębna September 15, 2026

Ralph Alger Bagnold (3 April 1896 – 28 May 1990) was a British engineer, geomorphologist, desert explorer, and soldier. His work fundamentally changed our understanding of sediment transport. His pioneering studies of wind-blown sand and desert dunes established a quantitative, physics-based approach to aeolian geomorphology. Bagnold’s scientific career was closely connected with his fascination w ...[Read More]