
NSF COLDEX team wraps up the ‘24-’25 field season in Antarctica
Here are the last updates from our two 2024-2025 Antarctica field teams, which wrapped up their field work in January 2025. This last edition features words by Jeff Severinghaus, science team co-leader of the I-187 team, as well as Bridget Hall, science team member on the I-186 team, and various other members on that team.

NSF COLDEX field team makes big moves to start 2025
Here are the latest updates from our two 2024-2025 Antarctica field teams, featuring words and images by Jeff Severinghaus, science team co-leader of the I-187 team, and Bridget Hall, science team member on the I-186 team.

NSF COLDEX field team celebrates the new year in Antarctica
Before the holidays, we received two updates from our field team: one from T.J. Fudge, Science Team Co-Leader for the I-187 Team and Research Associate Professor at the University of Washington, and one from Bridget Hall, Science Team member and Master’s student at the University of Minnesota.

NSF COLDEX field team I-187 sets up at the Allan Hills
After a few weeks of settling into Antarctica, getting used to the time zone differences, and finalizing equipment preparation, our first field team has finally made it to their field site: the Allan Hills.

The first wave of the NSF COLDEX field team has arrived in Antarctica!
The first wave of our 2024-2025 field team has successfully arrived at McMurdo Station. Over the last two weeks, members of the team have been catching up on and learning essential skills to ensure a successful deep field mission. They’ve learned to set up tents on ice, new knots for securing gear, and have been busy preparing their equipment before heading out onto the ice.

Meet the NSF COLDEX 2024-2025 Field Season Team!
As the NSF COLDEX 2024-2025 team prepares for our third field season, we’re giving you a sneak peak at what they’ll be doing and a chance to meet the team.

COLDEX REU 2024 Recap: Hands-On with Ice Cores
Read about Summer 2024’s REU experience at the NSF Ice Core Facility in Colorado, where undergraduates had the opportunity to work alongside COLDEX scientists to cut and analyze ice core samples.

COLDEX 2023-24 Field Season is a Success!
The Allan Hills ice coring team has safely returned home, and the airborne team is packing up and preparing to leave Antarctica.

Allan Hills season complete; Final week at South Pole begins
This week I-187 (COLDEX) wrapped up ice coring and related projects at Allan Hills. Our 24 cm diameter ice core near the ice margin at Allan Hills reached a depth of 144 m.

Ice Coring Season Wrapping Up; Survey Flights Progressing at South Pole
Happy New Year! The COLDEX ice coring team at Allan Hills is wrapping up coring operations and preparing to head back to McMurdo Station. We have made great progress in our work at South Pole, with six survey flights launched over the last eight days.