Carolyn Beeler of PRI's The World radio broadcast is onboard the US research vessel Nathaniel B. Palmer. Her first dispatch comes from the port of Punta Arenas, Chile, on the Strait of Magellan.
The icebreaker Nataniel B. Palmer is pictured in port in Punta Arenas, Chile, in late January, before setting sail for Antarctica's Thwaites Glacier. Credit: Carolyn Beeler / The World