The concept of the 'Anthropocene' has gained traction among geologists and environmental scientists as a proposed new geological epoch defined by significant human impact on Earth's geology and ecosystems. Proponents argue that markers such as nuclear fallout, plastic pollution, and elevated carbon dioxide levels provide clear stratigraphic evidence of human activity. However, critics contend that the term is more cultural than scientific, noting that geological epochs are typically defined by natural, global-scale events, not by human-induced changes that vary widely across regions. They also question the utility of formalizing a new epoch when the impacts of human activity are still unfolding and may not leave a consistent, long-term record in the rock strata. This debate highlights the tension between scientific classification and societal awareness of environmental change.
❓ 关于“人类世”这一术语的主要争议点是什么?
A. A. 人类的影响是否足以改变地球系统
B. B. 鉴于该术语的区域差异性和持续性,是否应将其正式确立为一个地质时代。
C. C. 核沉降物与塑料污染是否是人类活动的可靠标志
D. D. 科学家是否应更多地关注环境变化的文化层面
✅ 正确答案
B. Whether the term should be formalized as a geological epoch given its regional variability and ongoing nature