Dr. N. A. Siddiqui currently working as Professor and Program Director, HSE and Civil Engineering Department University of Petroleum and Energy Studies, India. Dr. Siddiqui pursued his postgraduate degree in environmental science and doctorate in environmental biology. In addition, he also has an International Diploma in Occupational Health (IDip. NEBOSH, UK), Diploma in Industrial Safety, and Postgraduate Diploma in Environmental Impact Assessment. His research interests lie in environmental impact assessment. He specializes in the areas of safety management, occupational health and safety, environmental pollution, environmental monitoring, and control techniques. He is currently working in the University of Petroleum and Energy Studies, Dehradun, as Professor and Program Director-Health, Safety and Environment and Civil Engineering. He was also associated with Health, Safety and Environment Department of ICEM College, Muscat, Oman, which is affiliated to the Universityof Central Lancashire, UK. He has