The concept of the 'Anthropocene' has gained significant traction in geological and environmental circles, positing that human activities have become a dominant force shaping Earth's systems. However, the formal recognition of this epoch remains contentious. Proponents argue that markers such as nuclear fallout, plastic pollution, and elevated carbon dioxide levels provide clear stratigraphic evidence. Critics, conversely, contend that the term is more cultural or political than scientific, noting that geological epochs typically span millions of years and are defined by natural, not anthropogenic, transitions. This debate underscores a deeper tension between scientific rigor and the urgency of public discourse on climate change.
❓ この文章によると、アントロポセン時代をめぐる論争の主な理由は何ですか？
A. A. 核降下物やプラスチックなどの層序学的証拠が一切欠如している。
B. B. 厳密な地質学的基準というよりも、文化的・政治的な関心事によって推進されていると主張する者もいる。
C. C. 提案された時代は標準的な地質年代尺度に収まるには長すぎる。
D. D. 科学者たちは、人間の影響は地球のシステムに影響を与えるには小さすぎると普遍的に同意している。
✅ 正确答案
B. Some argue it is driven more by cultural and political concerns than strict geological criteria.
IELTS Reading Tips
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