Our global community is facing unprecedented risks and challenges that are directly linked to the way we currently understand and manage our resources. Providing sustainable solutions to overcome present
challenges poses the need to study the existent interlinkages between these resources. This entry presents water, energy, and food as the main systems that form a nexus, which itself is affected by defined external factors. Promoting integrative thinking in the process of strategic planning comes through highlighting the intimate level of interconnectedness between these systems.