The concept of the 'Anthropocene' has gained significant traction in geological and environmental discourse, proposing that human activity has become a dominant force shaping Earth's systems. 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 plastic pollution, nuclear fallout, and elevated carbon dioxide levels provide clear stratigraphic evidence. Conversely, skeptics contend that these signals are too diachronous, appearing at different times across the globe, to define a synchronous boundary comparable to previous epochs. Furthermore, the Anthropocene Working Group's recent vote against formalizing the epoch highlights the scientific community's reluctance to alter the established geological timescale without unambiguous criteria. This debate underscores a broader tension between the need for precise scientific classification and the urgency of communicating humanity's profound environmental impact.
❓ Lý do chính khiến các nhà hoài nghi phản đối việc chính thức hóa Anthropocene như một kỷ địa chất là gì?
A. A. Bằng chứng về tác động của con người chưa đủ rõ ràng trong các hồ sơ địa chất.
B. B. Các dấu hiệu do con người gây ra không đồng bộ trên toàn cầu, khiến việc xác định một ranh giới thống nhất trở nên khó khăn.
C. C. Thuật ngữ 'Anthropocene' không được công chúng chấp nhận rộng rãi.
D. D. Paul Crutzen thiếu đủ độ tin cậy khoa học.
✅ 正确答案
B. Human-induced markers are not synchronized globally, making a uniform boundary difficult.
IELTS Reading Tips
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