The concept of the 'Anthropocene' has gained significant traction among geologists and environmental scientists, who argue that human activity has become the dominant influence on the Earth's geology and ecosystems. Unlike previous geological epochs, which were defined by natural climatic shifts or biological events, the Anthropocene is characterized by markers such as nuclear fallout, plastic pollution, and elevated carbon dioxide levels. However, the formal recognition of this epoch remains contentious. Some scholars contend that the term oversimplifies the complex, uneven impacts of human activity, while others question whether the proposed markers, such as the mid-20th century 'Great Acceleration,' truly represent a global boundary in the stratigraphic record. This debate underscores a fundamental tension between scientific precision and the broader cultural resonance of naming a new geological era.
❓ 本文によると、人新世の正式な認定が論争の的となっているのはなぜか。
A. なぜなら、人間の活動がまだ重大な環境変化を引き起こしていないからである。
B. なぜなら、一部の人々は、この用語が人間の行動の多様な影響や、その提案された指標の妥当性を無視していると主張するからである。
C. 地質学者たちは、人間の影響よりも自然の気候変動に焦点を当てることを好むからだ。
D. 「大加速」が発生した時期が早すぎて、地球規模の境界とは見なせないからである。
✅ 正确答案
Because some argue the term ignores the varying effects of human actions and the validity of its proposed markers.
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