As wireless sensor networks (WSNs) appear in many promising applications by deployment over various geographical areas such as infrastructure protection, scientific exploration, military surveillance, and smart environments, it is essential for a resource to address their current advancements. The Handbook of Research on Developments and Trends in Wireless Sensor Networks: From Principle to Practice provides state-of-the-art research describing the progression, implementation, issues, and trends in the rapidly changing world of WSNs. This defining body of innovative findings features the latest developments and studies of wireless senor networks in order to encourage new breakthroughs in this exciting technology.