The concept of the 'Anthropocene' has gained significant traction in geological and environmental circles, referring to the current epoch in which human activities have become the dominant influence on the Earth's climate and ecosystems. While the term was popularized by atmospheric chemist Paul Crutzen in 2000, its formal recognition as a geological epoch remains contentious. Proponents argue that markers such as nuclear fallout, plastic pollution, and elevated carbon dioxide levels provide clear stratigraphic evidence. Critics, however, contend that the Anthropocene lacks a distinct and globally synchronous boundary, unlike the transitions between previous epochs. Moreover, some scholars suggest that framing the Anthropocene as a geological event, rather than an epoch, better captures its complex, multi-scalar nature. This debate underscores a broader tension between scientific classification and the need to communicate the urgency of environmental change.
❓ According to the passage, what is a key argument made by critics against formally recognizing the Anthropocene as a geological epoch?
A. A) The term was popularized by a non-geologist.
B. B) There is no clear and globally synchronous boundary marking its start.
C. C) Human impact is not significant enough to alter geological strata.
D. D) The concept fails to address climate change effectively.
✅ 正确答案
B) There is no clear and globally synchronous boundary marking its start.
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