What ancient pollen tells us about future climate change - Phys.org

Around 56 million years ago, Earth's climate underwent a major climatic transition. A huge release of carbon into the ocean and atmosphere raised atmospheric carbon dioxide (CO2) concentrations—which meant temperatures going up by 5 to 8°C and rising sea leve…

Around 56 million years ago, Earth's climate underwent a major climatic transition. A huge release of carbon into the ocean and atmosphere raised atmospheric carbon dioxide (CO2) concentrationswhich … [+6151 chars]

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