Otoniel Buenrostro Delgado, holds a Doctorate in Biology, specializing in Ecology and Environmental Sciences, at the Universidad Nacional Autónoma de México, and a certificate in Leadership on Environment and Sustainable Development from El Colegio de México. His Current job is as professor and researcher at the Instituto de Ciencias de la Tierra of the Universidad Michoacana de San Nicolás de Hidalgo, in Morelia, Michoacán, México. He is member of the National System of Researchers in his country. His research focuses on solid waste management with an environmental science approach; urban solid wastes are his particular interest, as 1) variables and aspects that determine the generation and composition; 2) impact of biogas and leachates produced by wastes landfilled in dumps; 3) the degradation of the organic fraction content in solid waste, and 4) treatment and valorization of solid waste, wherein he has recently focused these issues, in the context of circular economy and biorefineries as key factors for sustainability of solid waste management. He has participated in projects and advised several undergraduate, Master's and Doctoral theses. His academic production includes around 50 articles in peer-reviewed and divulgation journals, two books, and several peer-reviewed chapters. He has been a speaker at various national and international conferences.