Assume you are a climatologist analyzing carbon dioxide bubbles trapped in an ice core. the cross section of ice core you are looking at is 1 million years old. during your analysis, you find that there is a greater quantity of carbon dioxide in the ice core than there is today. what does this tell you?

The past climate was warmer than today.

Explanation:

Carbon Dioxide bubbles trapped in an ice core indicate the climatic changes and gases that are preserved in the ice from the past. Ice Cores holds records which continuous from the present back to thousands of years. The oldest records move back to 800,000 years. By studying the ice sheets from the past, it indicates the warmer climate in the past than today. The reason for the warmer climate can be an extensive release of massive amounts of methane or CO2.

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explanation:

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