This book brings in focus changes in crop cultivation suitability and associated agriculture biodiversity, decrease in input use efficiency, and prevalence of pests and diseases which are some of the major causes of climate change impact on agriculture. several chapters elaborates on how agriculture production systems require adaptation to these changes in order to ensure the food and livehood security of farming communities. The other aims of the book is to highlight the various benefits of CSA technologies, the current rate of adoption by farmers and this may provide a vibrant approach to make our young generation climate reliant. This book discuss about several pillars of climate smart technologies and why is climate smart Agriculture (CSA)  needed urgently to be developed and promoted.