The concept of the 'Anthropocene' has gained traction among geologists as a proposed new geological epoch defined by significant human impact on Earth's geology and ecosystems. Unlike previous epochs, which were marked by natural climatic shifts or mass extinctions, the Anthropocene is characterized by human-driven changes such as nuclear fallout, plastic pollution, and accelerated carbon emissions. However, the formal recognition of this epoch remains contentious, as some scientists argue that the markers of human activity are not yet distinct enough to warrant a separate geological classification. Others contend that the term, while scientifically imprecise, serves a vital role in highlighting humanity's collective responsibility for planetary stewardship. This debate underscores the intersection of empirical science and societal discourse, raising questions about how we define and respond to our influence on the planet.
❓ 一些科学家反对正式承认“人类世”为地质时代的主要原因是什么?
A. A. 人类的影响过于广泛,难以精确衡量。
B. B. 人类活动的标志尚未足够清晰,不足以证明单独分类的合理性。
C. C. 该术语过于模糊,在科学中并无实际用途。
D. D. 核沉降物和塑料污染不被视为地质标志。
✅ 正确答案
B. The markers of human activity are not yet distinct enough to justify a separate classification.