The concept of the 'Anthropocene' has gained significant traction in geological and environmental circles, proposing that human activities have become a dominant force shaping Earth's systems. While some scientists argue for its formal recognition as a new geological epoch, citing markers such as plastic pollution, nuclear fallout, and elevated carbon dioxide levels, others contend that the term is more cultural than geological. Critics emphasize that the proposed markers are not globally synchronous, a key criterion for defining an epoch, and that the timescale of human impact, though profound, remains too brief to compare with the deep-time transitions of the geological record. This debate underscores a fundamental tension between scientific rigor and the need to communicate the urgency of environmental change.
❓ 本文によると、一部の科学者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. 人類の影響の痕跡は、地球上に均等に分布しているわけではなく、同時期に存在するわけでもない。
B. 「人新世」という用語は、もともと地質学者によって提唱されたものではない。
C. プラスチック汚染や核降下物は、重要な指標とは見なされていません。
D. 地質記録には、すでに人間の影響が類似した多くの時代が含まれている。
✅ 正确答案
Human impact markers are not evenly distributed across the globe at the same time.
IELTS Reading Tips
Skim the questions first, underline keywords, then locate in the passage
Watch for paraphrasing; correct answers are often reworded
Be wary of absolute statements (all, always, never) — usually wrong
Pay attention to content after transition words (however, but, yet)
Manage time: about 20 minutes per passage; skip difficult questions first