This handbook addresses the integration of economic, social, and ecological factors to achieve balanced and enduring financial decisions, focusing on both the challenges and the opportunities in sustainable finance globally. In addition to reviewing recent work in this area, the book offers insights into promising academic, practical, and regulatory advancements in the field. This handbook explores new developments in sustainable funding and investment strategies, sustainable risk-return management, and digital sustainable finance. The book takes a forward-looking and future-oriented perspective to accompany the sustainability transformation. As the global economy and its participants try to navigate and address growing concerns relating to climate change, a detailed understanding of the current research and practical advances in the field is of utmost importance. As such, the handbook offers both a conceptual discussion of sustainable finance alongside a collection of instruments to create, manage, and regulate sustainable investments. It includes contributions from theory and practice, i.e., a combination of theoretical and applied models with a forward-looking and innovative approach to current advances in the field. In addition, it explores the integration of sustainable finance and digitalization. It will be of interest to students, researchers, and practitioners of sustainable finance and impact finance.