Perfecto Barragán Peña works as a full time profesor at Tecnologico Nacional de Mexico campus Nogales. His Ph.D in Environmental Sciences was from Instituto Tecnologico de Toluca from 2013-2016, where his thesis regarding cadmium uptake from municipal wastewater in a column system by a modified natural clinoptilolite proved to be successful. He has been in charge of final confinement of toxic and special handling substances in the Quality Assurance program at the Institute from 2010-2012. His research interests include recycling materials, disclaiming water technologies and green infrastructure. In partnership with Watershed Management Group from Tucson, Arizona, USA, he was the director of the project Building Community Capacity to implement Rainwater Harvesting Practices in Arizona-Sonora border line, on the Mexican site, which received federal grants from USEPA in 2011. In 2013-2014 he collaborated with the project Modification of a Natural Zeolite with Thiourea to Remove Heavy Metals in Aqueous Solutions at ININ, for its Spanish name, (National Institute for Nuclear Research). In 2018 he was the director of the project Wetland Restoration with Biosolids and Wastewater from a Secondary Treatment at Alisos Watershed, which received federal grants from the Mexican government. He teaches Sustainable Development and Urban Project Management at the Master Degree program Urbanism, and currently directs the thesis regarding Re-Engineering of a municipal landfill for the implementation of bioreactors to treat organic wastes. Dr. Barragán is also the author of 4 scientific articles published in China, United Kingdom, United States of America and Slovakia, all of them indexed by JCR. He has dictated lectures in Atlanta, USA; Praga, Czech Republic; and recently, in Amsterdam, Netherlands.