GeoLog

McMurdo

McMurdo Sound’s 40th anniversary: An expedition journal by Julia Martin

Julia Martin February 16, 2026

The author, Julia Martin, on the sea ice in McMurdo Sound. (Photo: Alex Parkin)

It was October 28, 2022 around 3 p.m. Fascinated by the majestic white snow-covered mountain caps, deep-blue sea ice cracks and light-blue pressure ridges, I gently press my nose against the cold double-glassed window of the Royal New Zealand 757. The tires smoothly touch the ground, and the warm voice of the flight attendant fills the dry air in the aircraft: “Ladies and Gentlemen, welcome to Ant ...[Read More]

Imaggeo on Mondays: An iceberg-sized issue

Natalie Robinson February 4, 2019

Dwarfed by a grounded iceberg. Credit: Natalie Robinson (distributed via imaggeo.egu.eu)

This was taken during a study, undertaken by me and my colleagues, on the sea ice of McMurdo Sound, Antarctica. We designed the project to document how supercooled water carrying suspended ice crystals flows along its pathway towards the open ocean. Ultimately, this work aims to assess the Ross Ice Shelf’s contribution of local melt to the long-term trend of increased sea ice cover around Antarcti ...[Read More]