This book includes diverse perspectives on the water scarcity problem for global communities. The agriculture sector is one of the most affected sectors in the world. The authors in this book explore the adaptation techniques used by agriculture farmers to mitigate the water crisis and increase food production. This book aims to depict the main global problems and challenges that have a negative impact on water insecurity, human health, and food security, with the underlying objective of highlighting the need for reinforcing its full application in all contexts and countries.