雅思阅读

📖 Reading Passage

The concept of 'sustainable development' has evolved significantly since its popularization in the 1987 Brundtland Report. Initially, it was framed primarily as an environmental concern, focusing on the preservation of natural resources for future generations. However, contemporary scholarship argues that sustainability must integrate three interdependent pillars: environmental integrity, social equity, and economic viability. This tripartite model recognizes that environmental degradation often disproportionately affects marginalized communities, thereby intertwining ecological health with social justice. Moreover, purely economic growth-oriented approaches have been criticized for ignoring the finite nature of Earth's systems. Recent research emphasizes the need for 'strong sustainability,' which posits that natural capital (e.g., biodiversity, clean air) cannot be substituted by manufactured capital (e.g., technology). This perspective challenges conventional cost-benefit analyses that assume substitutability. Consequently, policy frameworks are increasingly adopting circular economy principles, aiming to minimize waste and maximize resource efficiency. Yet, implementation remains uneven due to political resistance and short-term economic pressures. Ultimately, achieving sustainability requires a paradigm shift from viewing nature as a resource to be exploited to recognizing it as a fundamental basis for all human activity.