The concept of the 'Anthropocene' has gained traction among geologists as a proposed new geological epoch defined by significant human impact on Earth's geology and ecosystems. Proponents argue that markers such as nuclear fallout, plastic pollution, and elevated carbon dioxide levels provide clear stratigraphic signals. However, critics contend that the term oversimplifies the complex, uneven nature of human influence, which varies temporally and spatially. They also note that formalizing the epoch requires rigorous evidence of a global, synchronous boundary in the rock record, which remains elusive. This debate highlights broader tensions between scientific classification and societal narratives about environmental responsibility.
❓ 本文によると、批評家たちが人新世を地質時代として正式に定めることに反対する主な理由は何か。
A. A) この用語は、人間の活動が環境に与えるプラスの影響を無視している。
B. B) 地球に対する人間の影響には、明確で世界的に一貫した地質学的指標が欠けている。
C. C) 提案された時代は地質学者が研究するにはあまりにも最近すぎる。
D. D) 核降下物やプラスチック汚染は岩石層では検出できない。
✅ 正确答案
B) Human influence on Earth lacks clear, globally consistent geological markers.
IELTS Reading Tips
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