雅思阅读

📖 Reading Passage

The concept of 'environmental carrying capacity' has long been central to ecological theory, yet its application to human societies remains contentious. While natural ecosystems exhibit relatively predictable limits, human systems are characterized by technological innovation and cultural adaptation, which can effectively raise the threshold of resource availability. However, critics argue that such optimism overlooks the irreversible degradation of critical natural capital, such as biodiversity and soil fertility. Recent studies suggest that relying solely on technological fixes may postpone, but not avert, systemic collapse, particularly when consumption patterns exceed regenerative capacities. Thus, sustainable development requires not merely efficiency gains, but a fundamental re-evaluation of societal values and consumption norms, integrating ecological principles into economic decision-making.