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📖 Reading Passage

The concept of the 'Anthropocene' has gained traction among geologists and environmental scientists as a proposed new geological epoch defined by significant human impact on Earth's geology and ecosystems. Unlike previous epochs, which were shaped by natural forces such as volcanic activity or asteroid collisions, the Anthropocene is characterized by markers like radioactive isotopes from nuclear tests, plastic pollution, and elevated carbon dioxide levels. However, the formal recognition of this epoch remains contentious. Some scholars argue that human influence, while profound, is not yet comparable to the long-term, planet-scale changes that define earlier geological boundaries. Others counter that the rapid acceleration of anthropogenic effects since the mid-20th century, termed the 'Great Acceleration,' justifies a distinct classification. This debate highlights the tension between geological precision and the need to acknowledge humanity's unprecedented role in shaping the planet's future.
❓ この文章によると、アントロポセン(人新世)を地質時代として正式に認定することに関する論争の主な理由は何ですか?

✅ 正确答案

B. Some experts question whether human-induced changes are significant enough to match natural geological forces.

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