School of Chemistry, UNAM School of Chemistry, UNAM The School of Chemistry is one of the 27 academic institutions that are part of the National Autonomous University of Mexico (UNAM). The School carries out research activities in the fields of biochemistry, analytical chemistry, organic chemistry, physical chemistry, food chemistry, biotechnology, metallurgy, chemical engineering, pharmacy, inorganic chemistry, nuclear chemistry, theoretical chemistry and theoretical physics. The School is organized into 12 scientific departments and 4 units. The School of chemistry also offers five 4.5-year undergraduate degrees: Most of the School's buildings are located in the main campus of UNAM, Ciudad Universitaria (University City, south Mexico City),
Enrique Leff etc. Enrique Leff Enrique Leff (born Mexico, 1946) is a Mexican economist, who defines himself today as an environmental sociologist and environmentalist. He has written 25 books and 180 articles on political ecology, environmental sociology, environmental economics, environmental epistemology and environmental education. He is regarded as one of the key environmental thinkers in Latin America. After a degree in chemical engineering from UNAM (Universidad Nacional Autónoma de México) in 1968. Leff graduated with a Doctorat de Troisième Cycle in development economics from the École Pratique des Hautes Études, Paris, in 1975. Leff lectured at UNAM (Universidad Nacional Autónoma de México)