The concept of the 'Anthropocene' has gained considerable traction in geological and environmental circles, positing that human activity has become a dominant force shaping the Earth's systems. However, its formal recognition as a geological epoch remains contentious. Critics argue that the proposed markers, such as nuclear fallout or plastic pollution, are not globally synchronous or sufficiently durable to define a distinct stratigraphic boundary. Proponents counter that the sheer scale and irreversibility of human-induced changes, including climate alteration and biodiversity loss, warrant a new epoch. This debate not only reflects scientific disagreement but also underscores deeper questions about humanity's role and responsibility in planetary stewardship, as the term itself carries profound cultural and political implications.
❓ According to the passage, what is a primary reason for the controversy surrounding the formal recognition of the Anthropocene?
A. A. The proposed markers are not considered globally consistent or long-lasting enough.
B. B. Human activities have not caused significant changes to the Earth's systems.
C. C. The concept has no political or cultural relevance.
D. D. Scientists universally agree on the geological boundaries of the epoch.
✅ 正确答案
A. The proposed markers are not considered globally consistent or long-lasting enough.
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