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Sustainable smart cities are at the forefront of urban development, striving to balance economic prosperity with environmental sustainability. This Review delves into the critical role played by Financial Technology (Fintech) in advancing environmental sustainability within smart city initiatives. Fintech innovations are instrumental in optimizing resource management, enhancing citizen engagement, and fostering collaborative governance models, thereby contributing to the overarching goal of creating sustainable urban ecosystems. Through a historical perspective, this Review traces the evolution of sustainable smart cities, highlighting the transformative impact of technological advancements and the integration of Fintech solutions. From early urban planning concepts to the emergence of smart technologies in the 21st century, the evolution of sustainable smart cities underscores the importance of leveraging innovation to address urban challenges. The rise of Fintech has further accelerated this evolution, offering innovative financial services tailored to support green finance, renewable energy investment, and sustainable infrastructure development. Fintech platforms enable efficient allocation of resources, facilitate transparent and secure transactions, and empower citizens to participate in sustainable initiatives. By integrating Fintech solutions into urban development strategies, cities can unlock new opportunities for environmental sustainability while fostering economic growth and social equity. Looking ahead, the integration of sustainable smart cities and Fintech holds immense potential to address pressing environmental challenges such as climate change, pollution, and resource depletion. As cities continue to embrace digital transformation and adopt data-driven approaches, the role of Fintech in promoting environmental sustainability will become increasingly crucial. By leveraging historical insights and embracing emerging technologies, cities can chart a path towards a more resilient, inclusive, and environmentally sustainable future. This Review underscores the importance of collaboration among stakeholders, including governments, businesses, academia, and civil society, to drive collective action and accelerate the transition towards sustainable smart cities. Keywords: Sustainable, Smart Cities, Fintech, Promoting, Environmental.
Ugochukwu et al. (Sun,) studied this question.