雅思阅读

📖 Reading Passage

The concept of the 'Anthropocene' has gained significant traction in geological and environmental circles, yet its formal recognition as a new geological epoch remains contentious. Proponents argue that human activities, such as nuclear testing and plastic pollution, have left indelible markers in the stratigraphic record, justifying a distinct epoch following the Holocene. However, critics contend that the Anthropocene lacks a clear and globally synchronous start date, a prerequisite for formal geological time units. They suggest that human impacts are diachronous, occurring at different times across the globe, which complicates the definition of a single boundary. This debate underscores a fundamental tension between geological rigor and the need to communicate planetary-scale human influence effectively.