Answer :
Final answer:
Earth's climate has gone through cycles of warming and cooling influenced by changes in carbon dioxide levels.
Explanation:
Earth's climate has experienced cycles of warming and cooling throughout its history. The rise and fall of carbon dioxide levels in the atmosphere have played a significant role in these temperature fluctuations. Higher levels of greenhouse gases lead to a greenhouse effect, resulting in a warmer climate, while lower levels contribute to cooling periods, including ice ages.
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