Environmental studies is the interdisciplinary academic field which systematically studies human interaction with the environment in the interests of solving complex problems.It is a broad field of study that includes also the natural environment, built environment, and the sets of relationships between them. The field encompasses study in basic principles of ecology and environmental science, as well as associated subjects such as ethics, policy, politics, law, economics, philosophy, environmental sociology and environmental justice, planning, pollution control and natural resource management.[1]