Final answer:
Rising carbon dioxide levels from activities like burning fossil fuels contribute to global warming by intensifying the greenhouse effect, leading to various negative consequences.
Explanation:
Carbon dioxide levels have been steadily increasing due to activities like burning fossil fuels, leading to a rise in global temperatures. This increase in greenhouse gases intensifies the greenhouse effect, trapping more heat in the atmosphere and causing global warming. Scientists have linked this phenomenon to various consequences such as coastal flooding, agricultural losses, and species extinction.
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