Dr. Singh is Professor of Environmental Science and past director of the USIC at Babasaheb Bhimrao Ambedkar (Central) University, Lucknow, Uttar Pradesh, India. He completed his Post-doctoral Research from University College of Swansea, U.K. His research area is bioremediation and phytoremediation of contaminated sites. His research highlighting the transformation of waste into useful product by using biological resources deserves special attention as it is considered future technology for sustainable environmental development. Dr. Singh has published his research findings in international peer-reviewed journals. He has had 101+ research publication in reputed journals, 28 book chapters, and five books.