雅思阅读

📖 Reading Passage

The concept of the 'Anthropocene' has gained significant traction in geological and environmental circles, though it remains a contested term. Proponents argue that human activities, particularly since the mid-20th century, have left a distinct and permanent marker in the geological record, exemplified by radioactive isotopes from nuclear tests, plastic pollution, and elevated carbon dioxide levels. Conversely, skeptics within the geological community contend that the term lacks formal stratigraphic justification, as the proposed markers are not yet globally uniform or sufficiently enduring to define a new epoch. This debate transcends mere terminology; it influences how scientific research is framed, how policy decisions are made, and how the public perceives humanity's impact on Earth's systems. Ultimately, whether or not the Anthropocene is formally adopted, its discussion forces a re-evaluation of the relationship between human agency and planetary change.