The concept of the 'Anthropocene' has gained significant traction in geological and environmental circles, positing that human activity has become a dominant force shaping Earth's systems. Proponents argue that markers such as nuclear fallout, plastic pollution, and elevated carbon dioxide levels constitute a distinct stratigraphic signature, warranting a new geological epoch. However, critics contend that the term is more cultural than scientific, as the proposed markers are not uniformly distributed or temporally synchronous across the globe. This debate underscores a fundamental tension between recognizing human impact and maintaining rigorous criteria for geological classification, raising questions about how humanity's legacy will be recorded in the planet's deep history.
❓ この文章で述べられている「人新世」という用語に関する主な論争点は何ですか？
A. A. 人間の活動が地球のシステムに何らかの測定可能な影響を及ぼしているかどうか。
B. B. 提案されたマーカーが新たな地質時代の厳格な基準を満たしているかどうか。
C. C. 人新世が始まった正確な時期。
D. D. 人類にちなんで地質時代を命名することの文化的含意。
✅ 正确答案
B. Whether the proposed markers meet the strict standards for a new geological epoch.
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