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. Proponents argue that markers such as plastic pollution, nuclear fallout, and elevated carbon dioxide levels provide clear stratigraphic evidence of human influence. However, critics contend that the term is more cultural than scientific, noting that human activity lacks a single, synchronous global boundary layer comparable to previous epoch transitions. This debate highlights a broader tension between scientific classification and societal narrative, as naming an epoch carries implications for how we perceive our responsibility toward the planet's future.
❓ 本文によると、批評家たちが人新世を正式な地質時代として拒否する主な理由は何か。
A. 人間の影響は、地層を変えるほど顕著ではない。
B. 世界中で一貫した、単一の時間境界に一致するマーカーは存在しない。
C. この用語は純粋に政治的なものであり、科学的根拠はない。
D. 地質時代は人為的な変化によって定義することはできない。
✅ 正确答案
There is no consistent worldwide marker that aligns with a single time boundary.
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