The resilience of food systems and security to emerging challenges and threats, especially in the context of environmental and climate risks and global pandemics such as the Covid-19 crisis, is currently gaining growing importance in research, policy, and practice. Based on this, the core focus of this book, as a part of a series of CERES publications, consists of identifiying and exploring the best ways to overcome such challenges and shocks and to build resilience in the Global South. More precisely, the book analyzes current dynamics and trends related to the climate resilience of food security and assess the relevance of emerging approaches such as climate-smart agriculture, new roles of agriculture extension, smart farming, and climate adaptation of farming systems.The book includes both conceptual and empirical research reporting lessons learned from many geographical, environmental, social, and policy settings while focusing on Africa, Middle East, and Asia. It also provides research and policy-oriented inputs and recommendations to guide change processes at multiple scales.