Dr. Hanuman Singh Jatav is an Assistant Professor in the Department of Soil Science and Agricultural Chemistry at Sri Karan Narendra Agriculture University, Jobner, Jaipur (Rajasthan), India. With over seven years of teaching and ten years of research experience, his expertise spans sewage sludge, biochar, micronutrients, heavy metals, and soil fertility management. Dr. Jatav holds a B.Sc. (Hons.) in Agriculture from Maharana Pratap University of Agriculture and Technology, Udaipur, and earned his M.Sc. (Ag.) and Ph.D. in Soil Science and Agricultural Chemistry from Banaras Hindu University, Varanasi. Dr. Jatav has published over 120 scholarly works, including research papers, reviews, books, book chapters, and technical papers in esteemed international journals. He serves as an Academic Editor and subject expert for various national and international journals and is an active member of over 15 scientific societies. He was awarded a Certificate of Gratitude as an Ambassador by the International Union for Conservation of Nature (IUCN) at the World Conservation Congress and has also been recognized as an Outstanding Assistant Professor at his university. Besides this he has been invited as Member to nominate “Blue Planet Prize” from The Asahi Glass Foundation, Tokyo, Japan. Dr. Jatav has served as a Visiting Professor at Southern Federal University, Russia, and has presented in over 40 conferences. Additionally, he has completed more than 35 specialized training sessions related to his research areas, and he has received several best paper and poster awards for his work. He can be contect at hanumaniasbhu@gmail.com.