Marlene Jeffries fills a sample bottle with water from a Niskin bottle mounted to the rosette. During the 2009 RUSALCA expedition, she will collect close to 1000 samples, which will be analyzed to reveal the Arctic Ocean's absorption of atmospheric carbon dioxide.

Marlene Jeffries fills a sample bottle with water from a Niskin bottle mounted to the rosette. During the 2009 RUSALCA expedition, she will collect close to 1,000 samples, which will be analyzed to reveal the Arctic Ocean's absorption of atmospheric carbon dioxide. Image courtesy of 2009 RUSALCA Expedition, RAS-NOAA.

RUSALCA 2009

RUSALCA 2009: September 25 Log

NOAA Ocean Explorer Gallery