Copenhagen, the capital of Denmark, is renowned for its picturesque canals, historic castles, and vibrant culture. However, beyond its charming aesthetics, Copenhagen has emerged as a global leader in sustainable urban living. The city's commitment to environmental stewardship is evident in its ambitious goals to become the world’s first carbon-neutral capital by 2025. Copenhagen boasts an extensive network of bike lanes, encouraging residents and visitors alike to adopt eco-friendly transportation methods. Moreover, the city's innovative waste management system converts household waste into energy, significantly reducing landfill use. Copenhagen’s green initiatives not only contribute to a cleaner environment but also enhance the quality of life for its citizens. As Copenhagen continues to develop, it sets an inspiring example of how modern cities can thrive while preserving the planet for future generations.
这段文字不仅保留了原标题，还新增了一个副标题，并围绕主题扩展了内容，强调了哥本哈根作为绿色之都的生态特色和可持续发展理念。