❓ 题目 According to the passage, why do some scientists oppose the formal recognition of the Anthropocene as a new geological epoch?
- A. A. Because human impact is not yet significant enough to alter Earth's systems.
- B. B. Because the proposed markers are not globally consistent or durable enough to meet geological criteria.
- C. C. Because the term was popularized by a non-geologist, Paul Crutzen.
- D. D. Because the 'Great Acceleration' occurred too recently to be studied.