雅思阅读

📖 Reading Passage

The concept of sustainable urban development has evolved significantly over the past decade, shifting from a purely environmental focus to a more integrated approach that encompasses social equity and economic viability. Recent studies highlight that compact city designs, which prioritize high-density housing and efficient public transit, can reduce carbon emissions by up to 30% compared to sprawling suburban layouts. However, critics argue that such density often leads to increased property prices and displacement of low-income communities, thereby undermining social sustainability. To address this, planners increasingly advocate for 'inclusive density', which combines mixed-income housing, green spaces, and participatory governance. This model not only mitigates environmental impact but also fosters community resilience. Nevertheless, implementing inclusive density requires substantial policy reforms and cross-sector collaboration, which remain challenging in many political contexts. Thus, while the theoretical benefits are clear, the practical outcomes depend heavily on local governance structures and public engagement.