About 15,000 years ago, changes in ocean circulation caused the North Pacific Ocean to discharge large amounts of CO2 into the atmosphere, warming the planet and helping end the last Ice Age. The findings could prove highly important for managing and mitigating current climate change trends.

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About 15,000 years ago, changes in ocean circulation caused the North Pacific Ocean to discharge large amounts of CO2 into the atmosphere, warming the planet and helping end the last Ice Age. The findings could prove highly important for managing and mitigating current climate change trends.