Voyage to Southern Ocean aims to study air-sea fluxes of greenhouse gases

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Mean annual carbon dioxide flux between oceans and air 1995. Cool-colored ocean areas absorb CO2 hot-colored areas emit it. Credit: Courtesy Taro Takahashi Lamont-Doherty Earth Observatory
Mean annual carbon dioxide flux between oceans and air, 1995. Cool-colored ocean areas absorb CO2; hot-colored areas emit it. Credit: Courtesy Taro Takahashi, Lamont-Doherty Earth Observatory

Scientists will embark this week from Punta Arenas, Chile, on the tip of South America, to spend 42 days amid the high winds and waves of the Southern Ocean. Here they hope to make groundbreaking measurements to explain how huge fluxes of climate-affecting gases move between atmosphere and sea, and vice-versa.


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