The International Environmental Studies Olympiad, The Environmental studies is a multidisciplinary academic field which systematically studies human interaction with the environment and nature. Environmental studies connects principles from the physical sciences, commerce/economics, the humanities, and social sciences to address complex contemporary environmental issues. Managing environmental hazards has become very important.

The importance of environmental science and studies cannot be disputed. The need for sustainable development is a key to the future of mankind. Continuing problems of Water and Air pollution, Environmental Law & Policies, solid waste disposal, degradation of environment, Reimagine, Recreate and Restore of Natural Wealth,, issues like economic productivity, Renewable & Green Energy,  and national security, Global warming, the depletion of ozone layer and loss of biodiversity have made everyone aware of environmental issues.

The Physical and online examination is held annually at the National and International levels based on syllabus prescribed by NCERT/CBSE/ICSE/WEC and the State Boards. Detailed syllabus with Sample question paper is provided along with this Information Booklet. Please refer the Books published by World Environment Council for the preparation of IESO. World Environment Council recommends the competition for each and every student in the school and college.