Dr. Jay Shankar Singh is Faculty at the Department of Environmental Microbiology, Babasaheb Bhimrao Ambedkar University, Lucknow, India. He is an expert in the area of land use, restoration ecology, and natural resource management. He is also actively serving as member of various scientific committees, holding editorial responsibilities for journals. He has published several articles and books from Springer, Taylor & Francis, Elsevier, among others. Dr. D.P. Singh is Professor, Department of Environmental Science, Babasaheb Bhimrao Ambedkar University, Lucknow-226025, India. Prof. Singh has published around 100 research and review articles in reputed international journals with high impact factors. He is a Chairman/member expert of various executive/selection committees and serving as editor/reviewer for various journals. Dr. Singh's area of research is Environmental Microbiology and Bioremediation. He has written two books 1. “Environmental Microbiology and 2. Biotechnology, Stress Physiology”, published from New Age International (P) Ltd. New Delhi, India.